HEADER    TRANSFERASE                             26-MAR-12   4ECE              
TITLE     CRYSTAL STRUCTURE OF PURINE NUCLEOSIDE PHOSPHORYLASE (W16Y, W94Y,     
TITLE    2 W178Y, H257W) MUTANT FROM HUMAN COMPLEXED WITH GUANINE               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PURINE NUCLEOSIDE PHOSPHORYLASE;                           
COMPND   3 CHAIN: A, B, C, D, E, F;                                             
COMPND   4 SYNONYM: PNP, INOSINE PHOSPHORYLASE;                                 
COMPND   5 EC: 2.4.2.1;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: NP, PNP, X00737.1;                                             
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS;                            
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PCRT7/NT-TOPO                             
KEYWDS    TRANSFERASE, PNP, GUANINE, PURINE NUCLEOSIDE PHOSPHORYLASE,           
KEYWDS   2 NUCLEOSIDE BINDING, PURINE BASE BINDING, PURINE-NUCLEOSIDE           
KEYWDS   3 PHOSPHORYLASE ACTIVITY, DRUG BINDING, TRANSFERRING GLYCOSYL GROUPS,  
KEYWDS   4 PHOSPHATE ION BINDING, INTRACELLULAR, CYTOSOL                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.M.HAAPALAINEN,M.C.HO,J.J.SUAREZ,S.C.ALMO,V.L.SCHRAMM                
REVDAT   4   28-FEB-24 4ECE    1       REMARK SEQADV                            
REVDAT   3   13-MAR-13 4ECE    1       JRNL                                     
REVDAT   2   06-MAR-13 4ECE    1       JRNL                                     
REVDAT   1   06-FEB-13 4ECE    0                                                
JRNL        AUTH   J.SUAREZ,A.M.HAAPALAINEN,S.M.CAHILL,M.C.HO,F.YAN,S.C.ALMO,   
JRNL        AUTH 2 V.L.SCHRAMM                                                  
JRNL        TITL   CATALYTIC SITE CONFORMATIONS IN HUMAN PNP BY (19)F-NMR AND   
JRNL        TITL 2 CRYSTALLOGRAPHY.                                             
JRNL        REF    CHEM.BIOL.                    V.  20   212 2013              
JRNL        REFN                   ISSN 1074-5521                               
JRNL        PMID   23438750                                                     
JRNL        DOI    10.1016/J.CHEMBIOL.2013.01.009                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.6.0117                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 49.04                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 58023                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.223                           
REMARK   3   R VALUE            (WORKING SET) : 0.222                           
REMARK   3   FREE R VALUE                     : 0.261                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3106                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.67                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4238                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.75                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3670                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 227                          
REMARK   3   BIN FREE R VALUE                    : 0.4120                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 13234                                   
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 66                                      
REMARK   3   SOLVENT ATOMS            : 305                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 73.32                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.23000                                             
REMARK   3    B22 (A**2) : 2.77000                                              
REMARK   3    B33 (A**2) : -2.84000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.58000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 1.158         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.335         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.258         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 12.235        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.945                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.917                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A): 13639 ; 0.010 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES): 18464 ; 1.350 ; 1.969       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):  1700 ; 5.780 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   627 ;35.105 ;23.365       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  2270 ;15.834 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):   103 ;20.212 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):  1994 ; 0.086 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A): 10491 ; 0.006 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4ECE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-MAR-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000071440.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 09-DEC-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X29A                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.075                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-3000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-3000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 61417                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 4.200                              
REMARK 200  R MERGE                    (I) : 0.07000                            
REMARK 200  R SYM                      (I) : 0.07000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 26.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.87200                            
REMARK 200  R SYM FOR SHELL            (I) : 0.87200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.32                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG 8000, 20% GLYCEROL, 0.16M        
REMARK 280  MAGNESIUM ACETATE, 0.08M SODIUM CACODYLATE, PH 6.5, VAPOR           
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 293K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       64.83800            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8670 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 32450 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8640 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 32180 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, E, F                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   -34                                                      
REMARK 465     ARG A   -33                                                      
REMARK 465     GLY A   -32                                                      
REMARK 465     SER A   -31                                                      
REMARK 465     HIS A   -30                                                      
REMARK 465     HIS A   -29                                                      
REMARK 465     HIS A   -28                                                      
REMARK 465     HIS A   -27                                                      
REMARK 465     HIS A   -26                                                      
REMARK 465     HIS A   -25                                                      
REMARK 465     GLY A   -24                                                      
REMARK 465     MET A   -23                                                      
REMARK 465     ALA A   -22                                                      
REMARK 465     SER A   -21                                                      
REMARK 465     MET A   -20                                                      
REMARK 465     THR A   -19                                                      
REMARK 465     GLY A   -18                                                      
REMARK 465     GLY A   -17                                                      
REMARK 465     GLN A   -16                                                      
REMARK 465     GLN A   -15                                                      
REMARK 465     MET A   -14                                                      
REMARK 465     GLY A   -13                                                      
REMARK 465     ARG A   -12                                                      
REMARK 465     ASP A   -11                                                      
REMARK 465     LEU A   -10                                                      
REMARK 465     TYR A    -9                                                      
REMARK 465     ASP A    -8                                                      
REMARK 465     ASP A    -7                                                      
REMARK 465     ASP A    -6                                                      
REMARK 465     ASP A    -5                                                      
REMARK 465     LYS A    -4                                                      
REMARK 465     ASP A    -3                                                      
REMARK 465     PRO A    -2                                                      
REMARK 465     THR A    -1                                                      
REMARK 465     LEU A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     GLU A     2                                                      
REMARK 465     ASN A     3                                                      
REMARK 465     ASP A   286                                                      
REMARK 465     LYS A   287                                                      
REMARK 465     ALA A   288                                                      
REMARK 465     SER A   289                                                      
REMARK 465     MET B   -34                                                      
REMARK 465     ARG B   -33                                                      
REMARK 465     GLY B   -32                                                      
REMARK 465     SER B   -31                                                      
REMARK 465     HIS B   -30                                                      
REMARK 465     HIS B   -29                                                      
REMARK 465     HIS B   -28                                                      
REMARK 465     HIS B   -27                                                      
REMARK 465     HIS B   -26                                                      
REMARK 465     HIS B   -25                                                      
REMARK 465     GLY B   -24                                                      
REMARK 465     MET B   -23                                                      
REMARK 465     ALA B   -22                                                      
REMARK 465     SER B   -21                                                      
REMARK 465     MET B   -20                                                      
REMARK 465     THR B   -19                                                      
REMARK 465     GLY B   -18                                                      
REMARK 465     GLY B   -17                                                      
REMARK 465     GLN B   -16                                                      
REMARK 465     GLN B   -15                                                      
REMARK 465     MET B   -14                                                      
REMARK 465     GLY B   -13                                                      
REMARK 465     ARG B   -12                                                      
REMARK 465     ASP B   -11                                                      
REMARK 465     LEU B   -10                                                      
REMARK 465     TYR B    -9                                                      
REMARK 465     ASP B    -8                                                      
REMARK 465     ASP B    -7                                                      
REMARK 465     ASP B    -6                                                      
REMARK 465     ASP B    -5                                                      
REMARK 465     LYS B    -4                                                      
REMARK 465     ASP B    -3                                                      
REMARK 465     PRO B    -2                                                      
REMARK 465     THR B    -1                                                      
REMARK 465     LEU B     0                                                      
REMARK 465     MET B     1                                                      
REMARK 465     GLU B     2                                                      
REMARK 465     ASN B     3                                                      
REMARK 465     LYS B   287                                                      
REMARK 465     ALA B   288                                                      
REMARK 465     SER B   289                                                      
REMARK 465     MET C   -34                                                      
REMARK 465     ARG C   -33                                                      
REMARK 465     GLY C   -32                                                      
REMARK 465     SER C   -31                                                      
REMARK 465     HIS C   -30                                                      
REMARK 465     HIS C   -29                                                      
REMARK 465     HIS C   -28                                                      
REMARK 465     HIS C   -27                                                      
REMARK 465     HIS C   -26                                                      
REMARK 465     HIS C   -25                                                      
REMARK 465     GLY C   -24                                                      
REMARK 465     MET C   -23                                                      
REMARK 465     ALA C   -22                                                      
REMARK 465     SER C   -21                                                      
REMARK 465     MET C   -20                                                      
REMARK 465     THR C   -19                                                      
REMARK 465     GLY C   -18                                                      
REMARK 465     GLY C   -17                                                      
REMARK 465     GLN C   -16                                                      
REMARK 465     GLN C   -15                                                      
REMARK 465     MET C   -14                                                      
REMARK 465     GLY C   -13                                                      
REMARK 465     ARG C   -12                                                      
REMARK 465     ASP C   -11                                                      
REMARK 465     LEU C   -10                                                      
REMARK 465     TYR C    -9                                                      
REMARK 465     ASP C    -8                                                      
REMARK 465     ASP C    -7                                                      
REMARK 465     ASP C    -6                                                      
REMARK 465     ASP C    -5                                                      
REMARK 465     LYS C    -4                                                      
REMARK 465     ASP C    -3                                                      
REMARK 465     PRO C    -2                                                      
REMARK 465     THR C    -1                                                      
REMARK 465     LEU C     0                                                      
REMARK 465     MET C     1                                                      
REMARK 465     GLU C     2                                                      
REMARK 465     ASN C     3                                                      
REMARK 465     LYS C   287                                                      
REMARK 465     ALA C   288                                                      
REMARK 465     SER C   289                                                      
REMARK 465     MET D   -34                                                      
REMARK 465     ARG D   -33                                                      
REMARK 465     GLY D   -32                                                      
REMARK 465     SER D   -31                                                      
REMARK 465     HIS D   -30                                                      
REMARK 465     HIS D   -29                                                      
REMARK 465     HIS D   -28                                                      
REMARK 465     HIS D   -27                                                      
REMARK 465     HIS D   -26                                                      
REMARK 465     HIS D   -25                                                      
REMARK 465     GLY D   -24                                                      
REMARK 465     MET D   -23                                                      
REMARK 465     ALA D   -22                                                      
REMARK 465     SER D   -21                                                      
REMARK 465     MET D   -20                                                      
REMARK 465     THR D   -19                                                      
REMARK 465     GLY D   -18                                                      
REMARK 465     GLY D   -17                                                      
REMARK 465     GLN D   -16                                                      
REMARK 465     GLN D   -15                                                      
REMARK 465     MET D   -14                                                      
REMARK 465     GLY D   -13                                                      
REMARK 465     ARG D   -12                                                      
REMARK 465     ASP D   -11                                                      
REMARK 465     LEU D   -10                                                      
REMARK 465     TYR D    -9                                                      
REMARK 465     ASP D    -8                                                      
REMARK 465     ASP D    -7                                                      
REMARK 465     ASP D    -6                                                      
REMARK 465     ASP D    -5                                                      
REMARK 465     LYS D    -4                                                      
REMARK 465     ASP D    -3                                                      
REMARK 465     PRO D    -2                                                      
REMARK 465     THR D    -1                                                      
REMARK 465     LEU D     0                                                      
REMARK 465     MET D     1                                                      
REMARK 465     GLU D     2                                                      
REMARK 465     ASN D     3                                                      
REMARK 465     ASP D   286                                                      
REMARK 465     LYS D   287                                                      
REMARK 465     ALA D   288                                                      
REMARK 465     SER D   289                                                      
REMARK 465     MET E   -34                                                      
REMARK 465     ARG E   -33                                                      
REMARK 465     GLY E   -32                                                      
REMARK 465     SER E   -31                                                      
REMARK 465     HIS E   -30                                                      
REMARK 465     HIS E   -29                                                      
REMARK 465     HIS E   -28                                                      
REMARK 465     HIS E   -27                                                      
REMARK 465     HIS E   -26                                                      
REMARK 465     HIS E   -25                                                      
REMARK 465     GLY E   -24                                                      
REMARK 465     MET E   -23                                                      
REMARK 465     ALA E   -22                                                      
REMARK 465     SER E   -21                                                      
REMARK 465     MET E   -20                                                      
REMARK 465     THR E   -19                                                      
REMARK 465     GLY E   -18                                                      
REMARK 465     GLY E   -17                                                      
REMARK 465     GLN E   -16                                                      
REMARK 465     GLN E   -15                                                      
REMARK 465     MET E   -14                                                      
REMARK 465     GLY E   -13                                                      
REMARK 465     ARG E   -12                                                      
REMARK 465     ASP E   -11                                                      
REMARK 465     LEU E   -10                                                      
REMARK 465     TYR E    -9                                                      
REMARK 465     ASP E    -8                                                      
REMARK 465     ASP E    -7                                                      
REMARK 465     ASP E    -6                                                      
REMARK 465     ASP E    -5                                                      
REMARK 465     LYS E    -4                                                      
REMARK 465     ASP E    -3                                                      
REMARK 465     PRO E    -2                                                      
REMARK 465     THR E    -1                                                      
REMARK 465     LEU E     0                                                      
REMARK 465     MET E     1                                                      
REMARK 465     GLU E     2                                                      
REMARK 465     ASN E     3                                                      
REMARK 465     ASP E   286                                                      
REMARK 465     LYS E   287                                                      
REMARK 465     ALA E   288                                                      
REMARK 465     SER E   289                                                      
REMARK 465     MET F   -34                                                      
REMARK 465     ARG F   -33                                                      
REMARK 465     GLY F   -32                                                      
REMARK 465     SER F   -31                                                      
REMARK 465     HIS F   -30                                                      
REMARK 465     HIS F   -29                                                      
REMARK 465     HIS F   -28                                                      
REMARK 465     HIS F   -27                                                      
REMARK 465     HIS F   -26                                                      
REMARK 465     HIS F   -25                                                      
REMARK 465     GLY F   -24                                                      
REMARK 465     MET F   -23                                                      
REMARK 465     ALA F   -22                                                      
REMARK 465     SER F   -21                                                      
REMARK 465     MET F   -20                                                      
REMARK 465     THR F   -19                                                      
REMARK 465     GLY F   -18                                                      
REMARK 465     GLY F   -17                                                      
REMARK 465     GLN F   -16                                                      
REMARK 465     GLN F   -15                                                      
REMARK 465     MET F   -14                                                      
REMARK 465     GLY F   -13                                                      
REMARK 465     ARG F   -12                                                      
REMARK 465     ASP F   -11                                                      
REMARK 465     LEU F   -10                                                      
REMARK 465     TYR F    -9                                                      
REMARK 465     ASP F    -8                                                      
REMARK 465     ASP F    -7                                                      
REMARK 465     ASP F    -6                                                      
REMARK 465     ASP F    -5                                                      
REMARK 465     LYS F    -4                                                      
REMARK 465     ASP F    -3                                                      
REMARK 465     PRO F    -2                                                      
REMARK 465     THR F    -1                                                      
REMARK 465     LEU F     0                                                      
REMARK 465     MET F     1                                                      
REMARK 465     GLU F     2                                                      
REMARK 465     ASN F     3                                                      
REMARK 465     ASP F   286                                                      
REMARK 465     LYS F   287                                                      
REMARK 465     ALA F   288                                                      
REMARK 465     SER F   289                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   OE2  GLU F   201     N2   GUN F   301              2.05            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OE2  GLU B   186     NE   ARG D   207     2545     2.05            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LEU A  35     -153.13   -116.56                                   
REMARK 500    ASN A  55       -7.39     75.31                                   
REMARK 500    MET A 181       95.19    -65.36                                   
REMARK 500    THR A 221      -47.45     74.65                                   
REMARK 500    SER A 251      150.10    -46.06                                   
REMARK 500    ASN B  55      -13.48     79.92                                   
REMARK 500    THR B 221      -50.68     80.25                                   
REMARK 500    ASN C  55      -12.64     74.79                                   
REMARK 500    THR C 221      -49.58     78.78                                   
REMARK 500    SER C 251      150.54    -49.05                                   
REMARK 500    ASN D  55      -11.94     77.23                                   
REMARK 500    THR D 221      -48.59     80.94                                   
REMARK 500    ASN E  55      -12.16     76.27                                   
REMARK 500    THR E 221      -49.17     80.61                                   
REMARK 500    ASN F  55      -12.67     75.80                                   
REMARK 500    THR F 221      -48.95     80.85                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN B 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN C 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN D 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN E 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUN F 301                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4EAR   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4EB8   RELATED DB: PDB                                   
DBREF  4ECE A    1   289  UNP    P00491   PNPH_HUMAN       1    289             
DBREF  4ECE B    1   289  UNP    P00491   PNPH_HUMAN       1    289             
DBREF  4ECE C    1   289  UNP    P00491   PNPH_HUMAN       1    289             
DBREF  4ECE D    1   289  UNP    P00491   PNPH_HUMAN       1    289             
DBREF  4ECE E    1   289  UNP    P00491   PNPH_HUMAN       1    289             
DBREF  4ECE F    1   289  UNP    P00491   PNPH_HUMAN       1    289             
SEQADV 4ECE MET A  -34  UNP  P00491              INITIATING METHIONINE          
SEQADV 4ECE ARG A  -33  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY A  -32  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER A  -31  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS A  -30  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS A  -29  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS A  -28  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS A  -27  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS A  -26  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS A  -25  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY A  -24  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET A  -23  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ALA A  -22  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER A  -21  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET A  -20  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR A  -19  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY A  -18  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY A  -17  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN A  -16  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN A  -15  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET A  -14  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY A  -13  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ARG A  -12  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP A  -11  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU A  -10  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR A   -9  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP A   -8  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP A   -7  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP A   -6  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP A   -5  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LYS A   -4  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP A   -3  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE PRO A   -2  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR A   -1  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU A    0  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR A   16  UNP  P00491    TRP    16 ENGINEERED MUTATION            
SEQADV 4ECE SER A   51  UNP  P00491    GLY    51 ENGINEERED MUTATION            
SEQADV 4ECE TYR A   94  UNP  P00491    TRP    94 ENGINEERED MUTATION            
SEQADV 4ECE TYR A  178  UNP  P00491    TRP   178 ENGINEERED MUTATION            
SEQADV 4ECE TRP A  257  UNP  P00491    HIS   257 ENGINEERED MUTATION            
SEQADV 4ECE MET B  -34  UNP  P00491              INITIATING METHIONINE          
SEQADV 4ECE ARG B  -33  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY B  -32  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER B  -31  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS B  -30  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS B  -29  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS B  -28  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS B  -27  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS B  -26  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS B  -25  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY B  -24  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET B  -23  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ALA B  -22  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER B  -21  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET B  -20  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR B  -19  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY B  -18  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY B  -17  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN B  -16  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN B  -15  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET B  -14  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY B  -13  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ARG B  -12  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP B  -11  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU B  -10  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR B   -9  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP B   -8  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP B   -7  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP B   -6  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP B   -5  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LYS B   -4  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP B   -3  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE PRO B   -2  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR B   -1  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU B    0  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR B   16  UNP  P00491    TRP    16 ENGINEERED MUTATION            
SEQADV 4ECE SER B   51  UNP  P00491    GLY    51 ENGINEERED MUTATION            
SEQADV 4ECE TYR B   94  UNP  P00491    TRP    94 ENGINEERED MUTATION            
SEQADV 4ECE TYR B  178  UNP  P00491    TRP   178 ENGINEERED MUTATION            
SEQADV 4ECE TRP B  257  UNP  P00491    HIS   257 ENGINEERED MUTATION            
SEQADV 4ECE MET C  -34  UNP  P00491              INITIATING METHIONINE          
SEQADV 4ECE ARG C  -33  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY C  -32  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER C  -31  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS C  -30  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS C  -29  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS C  -28  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS C  -27  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS C  -26  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS C  -25  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY C  -24  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET C  -23  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ALA C  -22  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER C  -21  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET C  -20  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR C  -19  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY C  -18  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY C  -17  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN C  -16  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN C  -15  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET C  -14  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY C  -13  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ARG C  -12  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP C  -11  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU C  -10  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR C   -9  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP C   -8  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP C   -7  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP C   -6  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP C   -5  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LYS C   -4  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP C   -3  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE PRO C   -2  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR C   -1  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU C    0  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR C   16  UNP  P00491    TRP    16 ENGINEERED MUTATION            
SEQADV 4ECE SER C   51  UNP  P00491    GLY    51 ENGINEERED MUTATION            
SEQADV 4ECE TYR C   94  UNP  P00491    TRP    94 ENGINEERED MUTATION            
SEQADV 4ECE TYR C  178  UNP  P00491    TRP   178 ENGINEERED MUTATION            
SEQADV 4ECE TRP C  257  UNP  P00491    HIS   257 ENGINEERED MUTATION            
SEQADV 4ECE MET D  -34  UNP  P00491              INITIATING METHIONINE          
SEQADV 4ECE ARG D  -33  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY D  -32  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER D  -31  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS D  -30  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS D  -29  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS D  -28  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS D  -27  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS D  -26  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS D  -25  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY D  -24  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET D  -23  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ALA D  -22  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER D  -21  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET D  -20  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR D  -19  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY D  -18  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY D  -17  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN D  -16  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN D  -15  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET D  -14  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY D  -13  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ARG D  -12  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP D  -11  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU D  -10  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR D   -9  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP D   -8  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP D   -7  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP D   -6  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP D   -5  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LYS D   -4  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP D   -3  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE PRO D   -2  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR D   -1  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU D    0  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR D   16  UNP  P00491    TRP    16 ENGINEERED MUTATION            
SEQADV 4ECE SER D   51  UNP  P00491    GLY    51 ENGINEERED MUTATION            
SEQADV 4ECE TYR D   94  UNP  P00491    TRP    94 ENGINEERED MUTATION            
SEQADV 4ECE TYR D  178  UNP  P00491    TRP   178 ENGINEERED MUTATION            
SEQADV 4ECE TRP D  257  UNP  P00491    HIS   257 ENGINEERED MUTATION            
SEQADV 4ECE MET E  -34  UNP  P00491              INITIATING METHIONINE          
SEQADV 4ECE ARG E  -33  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY E  -32  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER E  -31  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS E  -30  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS E  -29  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS E  -28  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS E  -27  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS E  -26  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS E  -25  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY E  -24  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET E  -23  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ALA E  -22  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER E  -21  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET E  -20  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR E  -19  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY E  -18  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY E  -17  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN E  -16  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN E  -15  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET E  -14  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY E  -13  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ARG E  -12  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP E  -11  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU E  -10  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR E   -9  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP E   -8  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP E   -7  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP E   -6  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP E   -5  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LYS E   -4  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP E   -3  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE PRO E   -2  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR E   -1  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU E    0  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR E   16  UNP  P00491    TRP    16 ENGINEERED MUTATION            
SEQADV 4ECE SER E   51  UNP  P00491    GLY    51 ENGINEERED MUTATION            
SEQADV 4ECE TYR E   94  UNP  P00491    TRP    94 ENGINEERED MUTATION            
SEQADV 4ECE TYR E  178  UNP  P00491    TRP   178 ENGINEERED MUTATION            
SEQADV 4ECE TRP E  257  UNP  P00491    HIS   257 ENGINEERED MUTATION            
SEQADV 4ECE MET F  -34  UNP  P00491              INITIATING METHIONINE          
SEQADV 4ECE ARG F  -33  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY F  -32  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER F  -31  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS F  -30  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS F  -29  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS F  -28  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS F  -27  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS F  -26  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE HIS F  -25  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY F  -24  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET F  -23  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ALA F  -22  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE SER F  -21  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET F  -20  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR F  -19  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY F  -18  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY F  -17  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN F  -16  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLN F  -15  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE MET F  -14  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE GLY F  -13  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ARG F  -12  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP F  -11  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU F  -10  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR F   -9  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP F   -8  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP F   -7  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP F   -6  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP F   -5  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LYS F   -4  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE ASP F   -3  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE PRO F   -2  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE THR F   -1  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE LEU F    0  UNP  P00491              EXPRESSION TAG                 
SEQADV 4ECE TYR F   16  UNP  P00491    TRP    16 ENGINEERED MUTATION            
SEQADV 4ECE SER F   51  UNP  P00491    GLY    51 ENGINEERED MUTATION            
SEQADV 4ECE TYR F   94  UNP  P00491    TRP    94 ENGINEERED MUTATION            
SEQADV 4ECE TYR F  178  UNP  P00491    TRP   178 ENGINEERED MUTATION            
SEQADV 4ECE TRP F  257  UNP  P00491    HIS   257 ENGINEERED MUTATION            
SEQRES   1 A  324  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA          
SEQRES   2 A  324  SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR          
SEQRES   3 A  324  ASP ASP ASP ASP LYS ASP PRO THR LEU MET GLU ASN GLY          
SEQRES   4 A  324  TYR THR TYR GLU ASP TYR LYS ASN THR ALA GLU TYR LEU          
SEQRES   5 A  324  LEU SER HIS THR LYS HIS ARG PRO GLN VAL ALA ILE ILE          
SEQRES   6 A  324  CYS GLY SER GLY LEU GLY GLY LEU THR ASP LYS LEU THR          
SEQRES   7 A  324  GLN ALA GLN ILE PHE ASP TYR SER GLU ILE PRO ASN PHE          
SEQRES   8 A  324  PRO ARG SER THR VAL PRO GLY HIS ALA GLY ARG LEU VAL          
SEQRES   9 A  324  PHE GLY PHE LEU ASN GLY ARG ALA CYS VAL MET MET GLN          
SEQRES  10 A  324  GLY ARG PHE HIS MET TYR GLU GLY TYR PRO LEU TYR LYS          
SEQRES  11 A  324  VAL THR PHE PRO VAL ARG VAL PHE HIS LEU LEU GLY VAL          
SEQRES  12 A  324  ASP THR LEU VAL VAL THR ASN ALA ALA GLY GLY LEU ASN          
SEQRES  13 A  324  PRO LYS PHE GLU VAL GLY ASP ILE MET LEU ILE ARG ASP          
SEQRES  14 A  324  HIS ILE ASN LEU PRO GLY PHE SER GLY GLN ASN PRO LEU          
SEQRES  15 A  324  ARG GLY PRO ASN ASP GLU ARG PHE GLY ASP ARG PHE PRO          
SEQRES  16 A  324  ALA MET SER ASP ALA TYR ASP ARG THR MET ARG GLN ARG          
SEQRES  17 A  324  ALA LEU SER THR TYR LYS GLN MET GLY GLU GLN ARG GLU          
SEQRES  18 A  324  LEU GLN GLU GLY THR TYR VAL MET VAL ALA GLY PRO SER          
SEQRES  19 A  324  PHE GLU THR VAL ALA GLU CYS ARG VAL LEU GLN LYS LEU          
SEQRES  20 A  324  GLY ALA ASP ALA VAL GLY MET SER THR VAL PRO GLU VAL          
SEQRES  21 A  324  ILE VAL ALA ARG HIS CYS GLY LEU ARG VAL PHE GLY PHE          
SEQRES  22 A  324  SER LEU ILE THR ASN LYS VAL ILE MET ASP TYR GLU SER          
SEQRES  23 A  324  LEU GLU LYS ALA ASN TRP GLU GLU VAL LEU ALA ALA GLY          
SEQRES  24 A  324  LYS GLN ALA ALA GLN LYS LEU GLU GLN PHE VAL SER ILE          
SEQRES  25 A  324  LEU MET ALA SER ILE PRO LEU PRO ASP LYS ALA SER              
SEQRES   1 B  324  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA          
SEQRES   2 B  324  SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR          
SEQRES   3 B  324  ASP ASP ASP ASP LYS ASP PRO THR LEU MET GLU ASN GLY          
SEQRES   4 B  324  TYR THR TYR GLU ASP TYR LYS ASN THR ALA GLU TYR LEU          
SEQRES   5 B  324  LEU SER HIS THR LYS HIS ARG PRO GLN VAL ALA ILE ILE          
SEQRES   6 B  324  CYS GLY SER GLY LEU GLY GLY LEU THR ASP LYS LEU THR          
SEQRES   7 B  324  GLN ALA GLN ILE PHE ASP TYR SER GLU ILE PRO ASN PHE          
SEQRES   8 B  324  PRO ARG SER THR VAL PRO GLY HIS ALA GLY ARG LEU VAL          
SEQRES   9 B  324  PHE GLY PHE LEU ASN GLY ARG ALA CYS VAL MET MET GLN          
SEQRES  10 B  324  GLY ARG PHE HIS MET TYR GLU GLY TYR PRO LEU TYR LYS          
SEQRES  11 B  324  VAL THR PHE PRO VAL ARG VAL PHE HIS LEU LEU GLY VAL          
SEQRES  12 B  324  ASP THR LEU VAL VAL THR ASN ALA ALA GLY GLY LEU ASN          
SEQRES  13 B  324  PRO LYS PHE GLU VAL GLY ASP ILE MET LEU ILE ARG ASP          
SEQRES  14 B  324  HIS ILE ASN LEU PRO GLY PHE SER GLY GLN ASN PRO LEU          
SEQRES  15 B  324  ARG GLY PRO ASN ASP GLU ARG PHE GLY ASP ARG PHE PRO          
SEQRES  16 B  324  ALA MET SER ASP ALA TYR ASP ARG THR MET ARG GLN ARG          
SEQRES  17 B  324  ALA LEU SER THR TYR LYS GLN MET GLY GLU GLN ARG GLU          
SEQRES  18 B  324  LEU GLN GLU GLY THR TYR VAL MET VAL ALA GLY PRO SER          
SEQRES  19 B  324  PHE GLU THR VAL ALA GLU CYS ARG VAL LEU GLN LYS LEU          
SEQRES  20 B  324  GLY ALA ASP ALA VAL GLY MET SER THR VAL PRO GLU VAL          
SEQRES  21 B  324  ILE VAL ALA ARG HIS CYS GLY LEU ARG VAL PHE GLY PHE          
SEQRES  22 B  324  SER LEU ILE THR ASN LYS VAL ILE MET ASP TYR GLU SER          
SEQRES  23 B  324  LEU GLU LYS ALA ASN TRP GLU GLU VAL LEU ALA ALA GLY          
SEQRES  24 B  324  LYS GLN ALA ALA GLN LYS LEU GLU GLN PHE VAL SER ILE          
SEQRES  25 B  324  LEU MET ALA SER ILE PRO LEU PRO ASP LYS ALA SER              
SEQRES   1 C  324  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA          
SEQRES   2 C  324  SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR          
SEQRES   3 C  324  ASP ASP ASP ASP LYS ASP PRO THR LEU MET GLU ASN GLY          
SEQRES   4 C  324  TYR THR TYR GLU ASP TYR LYS ASN THR ALA GLU TYR LEU          
SEQRES   5 C  324  LEU SER HIS THR LYS HIS ARG PRO GLN VAL ALA ILE ILE          
SEQRES   6 C  324  CYS GLY SER GLY LEU GLY GLY LEU THR ASP LYS LEU THR          
SEQRES   7 C  324  GLN ALA GLN ILE PHE ASP TYR SER GLU ILE PRO ASN PHE          
SEQRES   8 C  324  PRO ARG SER THR VAL PRO GLY HIS ALA GLY ARG LEU VAL          
SEQRES   9 C  324  PHE GLY PHE LEU ASN GLY ARG ALA CYS VAL MET MET GLN          
SEQRES  10 C  324  GLY ARG PHE HIS MET TYR GLU GLY TYR PRO LEU TYR LYS          
SEQRES  11 C  324  VAL THR PHE PRO VAL ARG VAL PHE HIS LEU LEU GLY VAL          
SEQRES  12 C  324  ASP THR LEU VAL VAL THR ASN ALA ALA GLY GLY LEU ASN          
SEQRES  13 C  324  PRO LYS PHE GLU VAL GLY ASP ILE MET LEU ILE ARG ASP          
SEQRES  14 C  324  HIS ILE ASN LEU PRO GLY PHE SER GLY GLN ASN PRO LEU          
SEQRES  15 C  324  ARG GLY PRO ASN ASP GLU ARG PHE GLY ASP ARG PHE PRO          
SEQRES  16 C  324  ALA MET SER ASP ALA TYR ASP ARG THR MET ARG GLN ARG          
SEQRES  17 C  324  ALA LEU SER THR TYR LYS GLN MET GLY GLU GLN ARG GLU          
SEQRES  18 C  324  LEU GLN GLU GLY THR TYR VAL MET VAL ALA GLY PRO SER          
SEQRES  19 C  324  PHE GLU THR VAL ALA GLU CYS ARG VAL LEU GLN LYS LEU          
SEQRES  20 C  324  GLY ALA ASP ALA VAL GLY MET SER THR VAL PRO GLU VAL          
SEQRES  21 C  324  ILE VAL ALA ARG HIS CYS GLY LEU ARG VAL PHE GLY PHE          
SEQRES  22 C  324  SER LEU ILE THR ASN LYS VAL ILE MET ASP TYR GLU SER          
SEQRES  23 C  324  LEU GLU LYS ALA ASN TRP GLU GLU VAL LEU ALA ALA GLY          
SEQRES  24 C  324  LYS GLN ALA ALA GLN LYS LEU GLU GLN PHE VAL SER ILE          
SEQRES  25 C  324  LEU MET ALA SER ILE PRO LEU PRO ASP LYS ALA SER              
SEQRES   1 D  324  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA          
SEQRES   2 D  324  SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR          
SEQRES   3 D  324  ASP ASP ASP ASP LYS ASP PRO THR LEU MET GLU ASN GLY          
SEQRES   4 D  324  TYR THR TYR GLU ASP TYR LYS ASN THR ALA GLU TYR LEU          
SEQRES   5 D  324  LEU SER HIS THR LYS HIS ARG PRO GLN VAL ALA ILE ILE          
SEQRES   6 D  324  CYS GLY SER GLY LEU GLY GLY LEU THR ASP LYS LEU THR          
SEQRES   7 D  324  GLN ALA GLN ILE PHE ASP TYR SER GLU ILE PRO ASN PHE          
SEQRES   8 D  324  PRO ARG SER THR VAL PRO GLY HIS ALA GLY ARG LEU VAL          
SEQRES   9 D  324  PHE GLY PHE LEU ASN GLY ARG ALA CYS VAL MET MET GLN          
SEQRES  10 D  324  GLY ARG PHE HIS MET TYR GLU GLY TYR PRO LEU TYR LYS          
SEQRES  11 D  324  VAL THR PHE PRO VAL ARG VAL PHE HIS LEU LEU GLY VAL          
SEQRES  12 D  324  ASP THR LEU VAL VAL THR ASN ALA ALA GLY GLY LEU ASN          
SEQRES  13 D  324  PRO LYS PHE GLU VAL GLY ASP ILE MET LEU ILE ARG ASP          
SEQRES  14 D  324  HIS ILE ASN LEU PRO GLY PHE SER GLY GLN ASN PRO LEU          
SEQRES  15 D  324  ARG GLY PRO ASN ASP GLU ARG PHE GLY ASP ARG PHE PRO          
SEQRES  16 D  324  ALA MET SER ASP ALA TYR ASP ARG THR MET ARG GLN ARG          
SEQRES  17 D  324  ALA LEU SER THR TYR LYS GLN MET GLY GLU GLN ARG GLU          
SEQRES  18 D  324  LEU GLN GLU GLY THR TYR VAL MET VAL ALA GLY PRO SER          
SEQRES  19 D  324  PHE GLU THR VAL ALA GLU CYS ARG VAL LEU GLN LYS LEU          
SEQRES  20 D  324  GLY ALA ASP ALA VAL GLY MET SER THR VAL PRO GLU VAL          
SEQRES  21 D  324  ILE VAL ALA ARG HIS CYS GLY LEU ARG VAL PHE GLY PHE          
SEQRES  22 D  324  SER LEU ILE THR ASN LYS VAL ILE MET ASP TYR GLU SER          
SEQRES  23 D  324  LEU GLU LYS ALA ASN TRP GLU GLU VAL LEU ALA ALA GLY          
SEQRES  24 D  324  LYS GLN ALA ALA GLN LYS LEU GLU GLN PHE VAL SER ILE          
SEQRES  25 D  324  LEU MET ALA SER ILE PRO LEU PRO ASP LYS ALA SER              
SEQRES   1 E  324  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA          
SEQRES   2 E  324  SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR          
SEQRES   3 E  324  ASP ASP ASP ASP LYS ASP PRO THR LEU MET GLU ASN GLY          
SEQRES   4 E  324  TYR THR TYR GLU ASP TYR LYS ASN THR ALA GLU TYR LEU          
SEQRES   5 E  324  LEU SER HIS THR LYS HIS ARG PRO GLN VAL ALA ILE ILE          
SEQRES   6 E  324  CYS GLY SER GLY LEU GLY GLY LEU THR ASP LYS LEU THR          
SEQRES   7 E  324  GLN ALA GLN ILE PHE ASP TYR SER GLU ILE PRO ASN PHE          
SEQRES   8 E  324  PRO ARG SER THR VAL PRO GLY HIS ALA GLY ARG LEU VAL          
SEQRES   9 E  324  PHE GLY PHE LEU ASN GLY ARG ALA CYS VAL MET MET GLN          
SEQRES  10 E  324  GLY ARG PHE HIS MET TYR GLU GLY TYR PRO LEU TYR LYS          
SEQRES  11 E  324  VAL THR PHE PRO VAL ARG VAL PHE HIS LEU LEU GLY VAL          
SEQRES  12 E  324  ASP THR LEU VAL VAL THR ASN ALA ALA GLY GLY LEU ASN          
SEQRES  13 E  324  PRO LYS PHE GLU VAL GLY ASP ILE MET LEU ILE ARG ASP          
SEQRES  14 E  324  HIS ILE ASN LEU PRO GLY PHE SER GLY GLN ASN PRO LEU          
SEQRES  15 E  324  ARG GLY PRO ASN ASP GLU ARG PHE GLY ASP ARG PHE PRO          
SEQRES  16 E  324  ALA MET SER ASP ALA TYR ASP ARG THR MET ARG GLN ARG          
SEQRES  17 E  324  ALA LEU SER THR TYR LYS GLN MET GLY GLU GLN ARG GLU          
SEQRES  18 E  324  LEU GLN GLU GLY THR TYR VAL MET VAL ALA GLY PRO SER          
SEQRES  19 E  324  PHE GLU THR VAL ALA GLU CYS ARG VAL LEU GLN LYS LEU          
SEQRES  20 E  324  GLY ALA ASP ALA VAL GLY MET SER THR VAL PRO GLU VAL          
SEQRES  21 E  324  ILE VAL ALA ARG HIS CYS GLY LEU ARG VAL PHE GLY PHE          
SEQRES  22 E  324  SER LEU ILE THR ASN LYS VAL ILE MET ASP TYR GLU SER          
SEQRES  23 E  324  LEU GLU LYS ALA ASN TRP GLU GLU VAL LEU ALA ALA GLY          
SEQRES  24 E  324  LYS GLN ALA ALA GLN LYS LEU GLU GLN PHE VAL SER ILE          
SEQRES  25 E  324  LEU MET ALA SER ILE PRO LEU PRO ASP LYS ALA SER              
SEQRES   1 F  324  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA          
SEQRES   2 F  324  SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR          
SEQRES   3 F  324  ASP ASP ASP ASP LYS ASP PRO THR LEU MET GLU ASN GLY          
SEQRES   4 F  324  TYR THR TYR GLU ASP TYR LYS ASN THR ALA GLU TYR LEU          
SEQRES   5 F  324  LEU SER HIS THR LYS HIS ARG PRO GLN VAL ALA ILE ILE          
SEQRES   6 F  324  CYS GLY SER GLY LEU GLY GLY LEU THR ASP LYS LEU THR          
SEQRES   7 F  324  GLN ALA GLN ILE PHE ASP TYR SER GLU ILE PRO ASN PHE          
SEQRES   8 F  324  PRO ARG SER THR VAL PRO GLY HIS ALA GLY ARG LEU VAL          
SEQRES   9 F  324  PHE GLY PHE LEU ASN GLY ARG ALA CYS VAL MET MET GLN          
SEQRES  10 F  324  GLY ARG PHE HIS MET TYR GLU GLY TYR PRO LEU TYR LYS          
SEQRES  11 F  324  VAL THR PHE PRO VAL ARG VAL PHE HIS LEU LEU GLY VAL          
SEQRES  12 F  324  ASP THR LEU VAL VAL THR ASN ALA ALA GLY GLY LEU ASN          
SEQRES  13 F  324  PRO LYS PHE GLU VAL GLY ASP ILE MET LEU ILE ARG ASP          
SEQRES  14 F  324  HIS ILE ASN LEU PRO GLY PHE SER GLY GLN ASN PRO LEU          
SEQRES  15 F  324  ARG GLY PRO ASN ASP GLU ARG PHE GLY ASP ARG PHE PRO          
SEQRES  16 F  324  ALA MET SER ASP ALA TYR ASP ARG THR MET ARG GLN ARG          
SEQRES  17 F  324  ALA LEU SER THR TYR LYS GLN MET GLY GLU GLN ARG GLU          
SEQRES  18 F  324  LEU GLN GLU GLY THR TYR VAL MET VAL ALA GLY PRO SER          
SEQRES  19 F  324  PHE GLU THR VAL ALA GLU CYS ARG VAL LEU GLN LYS LEU          
SEQRES  20 F  324  GLY ALA ASP ALA VAL GLY MET SER THR VAL PRO GLU VAL          
SEQRES  21 F  324  ILE VAL ALA ARG HIS CYS GLY LEU ARG VAL PHE GLY PHE          
SEQRES  22 F  324  SER LEU ILE THR ASN LYS VAL ILE MET ASP TYR GLU SER          
SEQRES  23 F  324  LEU GLU LYS ALA ASN TRP GLU GLU VAL LEU ALA ALA GLY          
SEQRES  24 F  324  LYS GLN ALA ALA GLN LYS LEU GLU GLN PHE VAL SER ILE          
SEQRES  25 F  324  LEU MET ALA SER ILE PRO LEU PRO ASP LYS ALA SER              
HET    GUN  A 301      11                                                       
HET    GUN  B 301      11                                                       
HET    GUN  C 301      11                                                       
HET    GUN  D 301      11                                                       
HET    GUN  E 301      11                                                       
HET    GUN  F 301      11                                                       
HETNAM     GUN GUANINE                                                          
FORMUL   7  GUN    6(C5 H5 N5 O)                                                
FORMUL  13  HOH   *305(H2 O)                                                    
HELIX    1   1 THR A    6  HIS A   20  1                                  15    
HELIX    2   2 GLY A   37  LEU A   42  5                                   6    
HELIX    3   3 HIS A   86  GLY A   90  5                                   5    
HELIX    4   4 PRO A   92  THR A   97  1                                   6    
HELIX    5   5 THR A   97  LEU A  106  1                                  10    
HELIX    6   6 LEU A  138  SER A  142  1                                   5    
HELIX    7   7 ASP A  167  THR A  177  1                                  11    
HELIX    8   8 TYR A  178  MET A  181  5                                   4    
HELIX    9   9 THR A  202  LEU A  212  1                                  11    
HELIX   10  10 THR A  221  CYS A  231  1                                  11    
HELIX   11  11 ASN A  256  ALA A  267  1                                  12    
HELIX   12  12 ALA A  267  ILE A  282  1                                  16    
HELIX   13  13 THR B    6  HIS B   20  1                                  15    
HELIX   14  14 GLY B   37  LEU B   42  5                                   6    
HELIX   15  15 HIS B   86  GLY B   90  5                                   5    
HELIX   16  16 PRO B   92  THR B   97  1                                   6    
HELIX   17  17 THR B   97  LEU B  106  1                                  10    
HELIX   18  18 LEU B  138  SER B  142  1                                   5    
HELIX   19  19 ASP B  167  LYS B  179  1                                  13    
HELIX   20  20 GLN B  180  GLY B  182  5                                   3    
HELIX   21  21 THR B  202  LEU B  212  1                                  11    
HELIX   22  22 THR B  221  CYS B  231  1                                  11    
HELIX   23  23 ASN B  256  ILE B  282  1                                  27    
HELIX   24  24 THR C    6  HIS C   20  1                                  15    
HELIX   25  25 GLY C   37  LEU C   42  5                                   6    
HELIX   26  26 HIS C   86  GLY C   90  5                                   5    
HELIX   27  27 PRO C   92  THR C   97  1                                   6    
HELIX   28  28 THR C   97  LEU C  106  1                                  10    
HELIX   29  29 LEU C  138  SER C  142  1                                   5    
HELIX   30  30 ASP C  167  LYS C  179  1                                  13    
HELIX   31  31 GLN C  180  GLY C  182  5                                   3    
HELIX   32  32 THR C  202  LEU C  212  1                                  11    
HELIX   33  33 THR C  221  CYS C  231  1                                  11    
HELIX   34  34 ASN C  256  ILE C  282  1                                  27    
HELIX   35  35 THR D    6  HIS D   20  1                                  15    
HELIX   36  36 GLY D   37  LEU D   42  5                                   6    
HELIX   37  37 HIS D   86  GLY D   90  5                                   5    
HELIX   38  38 PRO D   92  THR D   97  1                                   6    
HELIX   39  39 THR D   97  LEU D  106  1                                  10    
HELIX   40  40 LEU D  138  SER D  142  1                                   5    
HELIX   41  41 ASP D  167  LYS D  179  1                                  13    
HELIX   42  42 GLN D  180  GLY D  182  5                                   3    
HELIX   43  43 THR D  202  LEU D  212  1                                  11    
HELIX   44  44 THR D  221  CYS D  231  1                                  11    
HELIX   45  45 ASN D  256  ILE D  282  1                                  27    
HELIX   46  46 THR E    6  HIS E   20  1                                  15    
HELIX   47  47 GLY E   37  LEU E   42  5                                   6    
HELIX   48  48 HIS E   86  GLY E   90  5                                   5    
HELIX   49  49 PRO E   92  THR E   97  1                                   6    
HELIX   50  50 THR E   97  LEU E  106  1                                  10    
HELIX   51  51 LEU E  138  SER E  142  1                                   5    
HELIX   52  52 ASP E  167  LYS E  179  1                                  13    
HELIX   53  53 GLN E  180  GLY E  182  5                                   3    
HELIX   54  54 THR E  202  LEU E  212  1                                  11    
HELIX   55  55 THR E  221  CYS E  231  1                                  11    
HELIX   56  56 ASN E  256  ILE E  282  1                                  27    
HELIX   57  57 THR F    6  HIS F   20  1                                  15    
HELIX   58  58 GLY F   37  LEU F   42  5                                   6    
HELIX   59  59 HIS F   86  GLY F   90  5                                   5    
HELIX   60  60 PRO F   92  THR F   97  1                                   6    
HELIX   61  61 THR F   97  LEU F  106  1                                  10    
HELIX   62  62 LEU F  138  SER F  142  1                                   5    
HELIX   63  63 ASP F  167  TYR F  178  1                                  12    
HELIX   64  64 LYS F  179  GLY F  182  5                                   4    
HELIX   65  65 THR F  202  LEU F  212  1                                  11    
HELIX   66  66 THR F  221  CYS F  231  1                                  11    
HELIX   67  67 ASN F  256  ALA F  267  1                                  12    
HELIX   68  68 ALA F  267  ILE F  282  1                                  16    
SHEET    1   A10 THR A  43  ASP A  49  0                                        
SHEET    2   A10 ARG A  67  LEU A  73 -1  O  LEU A  68   N  PHE A  48           
SHEET    3   A10 ARG A  76  GLN A  82 -1  O  CYS A  78   N  GLY A  71           
SHEET    4   A10 VAL A  27  CYS A  31  1  N  ILE A  29   O  MET A  81           
SHEET    5   A10 THR A 110  GLY A 119  1  O  VAL A 112   N  ALA A  28           
SHEET    6   A10 ARG A 234  LYS A 244  1  O  ARG A 234   N  LEU A 111           
SHEET    7   A10 ILE A 129  ASN A 137 -1  N  MET A 130   O  SER A 239           
SHEET    8   A10 GLN A 188  MET A 194  1  O  GLY A 190   N  ARG A 133           
SHEET    9   A10 ALA A 216  GLY A 218  1  O  ALA A 216   N  VAL A 193           
SHEET   10   A10 THR A 110  GLY A 119 -1  N  GLY A 118   O  VAL A 217           
SHEET    1   B10 THR B  43  ASP B  49  0                                        
SHEET    2   B10 ARG B  67  LEU B  73 -1  O  PHE B  70   N  GLN B  46           
SHEET    3   B10 ARG B  76  GLN B  82 -1  O  MET B  80   N  VAL B  69           
SHEET    4   B10 VAL B  27  ILE B  30  1  N  ILE B  29   O  MET B  81           
SHEET    5   B10 THR B 110  GLY B 119  1  O  VAL B 112   N  ALA B  28           
SHEET    6   B10 ARG B 234  LYS B 244  1  O  ARG B 234   N  LEU B 111           
SHEET    7   B10 ILE B 129  ASN B 137 -1  N  MET B 130   O  SER B 239           
SHEET    8   B10 GLN B 188  MET B 194  1  O  GLY B 190   N  ARG B 133           
SHEET    9   B10 ALA B 216  GLY B 218  1  O  ALA B 216   N  VAL B 193           
SHEET   10   B10 THR B 110  GLY B 119 -1  N  GLY B 118   O  VAL B 217           
SHEET    1   C10 THR C  43  ASP C  49  0                                        
SHEET    2   C10 ARG C  67  LEU C  73 -1  O  PHE C  70   N  GLN C  46           
SHEET    3   C10 ARG C  76  GLN C  82 -1  O  ARG C  76   N  LEU C  73           
SHEET    4   C10 VAL C  27  ILE C  30  1  N  ILE C  29   O  MET C  81           
SHEET    5   C10 THR C 110  GLY C 119  1  O  VAL C 112   N  ALA C  28           
SHEET    6   C10 ARG C 234  LYS C 244  1  O  ARG C 234   N  LEU C 111           
SHEET    7   C10 ILE C 129  ASN C 137 -1  N  MET C 130   O  SER C 239           
SHEET    8   C10 GLN C 188  MET C 194  1  O  GLY C 190   N  ARG C 133           
SHEET    9   C10 ALA C 216  GLY C 218  1  O  ALA C 216   N  VAL C 193           
SHEET   10   C10 THR C 110  GLY C 119 -1  N  GLY C 118   O  VAL C 217           
SHEET    1   D10 THR D  43  ASP D  49  0                                        
SHEET    2   D10 ARG D  67  LEU D  73 -1  O  LEU D  68   N  PHE D  48           
SHEET    3   D10 ARG D  76  GLN D  82 -1  O  CYS D  78   N  GLY D  71           
SHEET    4   D10 VAL D  27  ILE D  30  1  N  ILE D  29   O  MET D  81           
SHEET    5   D10 THR D 110  GLY D 119  1  O  VAL D 112   N  ALA D  28           
SHEET    6   D10 ARG D 234  LYS D 244  1  O  ARG D 234   N  LEU D 111           
SHEET    7   D10 ILE D 129  ASN D 137 -1  N  MET D 130   O  SER D 239           
SHEET    8   D10 GLN D 188  MET D 194  1  O  GLY D 190   N  ARG D 133           
SHEET    9   D10 ALA D 216  GLY D 218  1  O  ALA D 216   N  VAL D 193           
SHEET   10   D10 THR D 110  GLY D 119 -1  N  GLY D 118   O  VAL D 217           
SHEET    1   E10 THR E  43  ASP E  49  0                                        
SHEET    2   E10 ARG E  67  LEU E  73 -1  O  PHE E  70   N  GLN E  46           
SHEET    3   E10 ARG E  76  GLN E  82 -1  O  CYS E  78   N  GLY E  71           
SHEET    4   E10 VAL E  27  ILE E  30  1  N  ILE E  29   O  MET E  81           
SHEET    5   E10 THR E 110  GLY E 119  1  O  VAL E 112   N  ALA E  28           
SHEET    6   E10 ARG E 234  LYS E 244  1  O  ARG E 234   N  LEU E 111           
SHEET    7   E10 ILE E 129  ASN E 137 -1  N  MET E 130   O  SER E 239           
SHEET    8   E10 GLN E 188  MET E 194  1  O  GLY E 190   N  ARG E 133           
SHEET    9   E10 ALA E 216  GLY E 218  1  O  ALA E 216   N  VAL E 193           
SHEET   10   E10 THR E 110  GLY E 119 -1  N  GLY E 118   O  VAL E 217           
SHEET    1   F10 THR F  43  ASP F  49  0                                        
SHEET    2   F10 ARG F  67  LEU F  73 -1  O  PHE F  70   N  GLN F  46           
SHEET    3   F10 ARG F  76  GLN F  82 -1  O  MET F  80   N  VAL F  69           
SHEET    4   F10 VAL F  27  ILE F  30  1  N  ILE F  29   O  MET F  81           
SHEET    5   F10 THR F 110  GLY F 119  1  O  VAL F 112   N  ALA F  28           
SHEET    6   F10 ARG F 234  LYS F 244  1  O  ARG F 234   N  LEU F 111           
SHEET    7   F10 ILE F 129  ASN F 137 -1  N  MET F 130   O  SER F 239           
SHEET    8   F10 GLN F 188  MET F 194  1  O  GLY F 190   N  ARG F 133           
SHEET    9   F10 ALA F 216  GLY F 218  1  O  ALA F 216   N  VAL F 193           
SHEET   10   F10 THR F 110  GLY F 119 -1  N  GLY F 118   O  VAL F 217           
CISPEP   1 GLY A  197    PRO A  198          0         7.16                     
CISPEP   2 GLY B  197    PRO B  198          0         2.99                     
CISPEP   3 GLY C  197    PRO C  198          0         5.38                     
CISPEP   4 GLY D  197    PRO D  198          0         4.50                     
CISPEP   5 GLY E  197    PRO E  198          0         5.83                     
CISPEP   6 GLY F  197    PRO F  198          0         6.75                     
SITE     1 AC1 11 ALA A 117  GLY A 118  VAL A 195  PHE A 200                    
SITE     2 AC1 11 GLU A 201  VAL A 217  GLY A 218  MET A 219                    
SITE     3 AC1 11 THR A 242  ASN A 243  HOH A 417                               
SITE     1 AC2 10 ALA B 117  GLY B 118  VAL B 195  PHE B 200                    
SITE     2 AC2 10 GLU B 201  VAL B 217  MET B 219  THR B 242                    
SITE     3 AC2 10 ASN B 243  HOH B 404                                          
SITE     1 AC3  9 ALA C 117  GLY C 118  PHE C 200  GLU C 201                    
SITE     2 AC3  9 VAL C 217  MET C 219  THR C 242  ASN C 243                    
SITE     3 AC3  9 HOH C 419                                                     
SITE     1 AC4 13 ALA D 116  ALA D 117  GLY D 118  VAL D 195                    
SITE     2 AC4 13 PHE D 200  GLU D 201  VAL D 217  GLY D 218                    
SITE     3 AC4 13 MET D 219  THR D 242  ASN D 243  HOH D 410                    
SITE     4 AC4 13 HOH D 431                                                     
SITE     1 AC5  9 GLY E 118  VAL E 195  PHE E 200  GLU E 201                    
SITE     2 AC5  9 VAL E 217  GLY E 218  MET E 219  THR E 242                    
SITE     3 AC5  9 ASN E 243                                                     
SITE     1 AC6  9 ALA F 117  GLY F 118  VAL F 195  PHE F 200                    
SITE     2 AC6  9 GLU F 201  VAL F 217  MET F 219  THR F 242                    
SITE     3 AC6  9 ASN F 243                                                     
CRYST1   77.553  129.676  104.346  90.00 105.29  90.00 P 1 21 1     12          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.012894  0.000000  0.003525        0.00000                         
SCALE2      0.000000  0.007712  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009935        0.00000                         
MTRIX1   1  1.000000  0.000000  0.000000        0.00000    1                    
MTRIX2   1  0.000000  1.000000  0.000000        0.00000    1                    
MTRIX3   1  0.000000  0.000000  1.000000        0.00000    1                    
MTRIX1   2 -0.250566 -0.074923  0.965196      -19.15956    1                    
MTRIX2   2 -0.878394  0.436734 -0.194130      -24.93316    1                    
MTRIX3   2 -0.406989 -0.896465 -0.175243      -26.02790    1                    
MTRIX1   3 -0.249367 -0.872667 -0.419844      -36.99704    1                    
MTRIX2   3 -0.080700  0.450758 -0.888991      -13.39441    1                    
MTRIX3   3  0.965041 -0.187804 -0.182828        9.24237    1                    
MTRIX1   4 -0.765926  0.595478  0.242410      -10.73059    1                    
MTRIX2   4 -0.612865 -0.790174  0.004631      -18.37840    1                    
MTRIX3   4  0.194304 -0.145018  0.970163       52.54174    1                    
MTRIX1   5  0.418835 -0.226828  0.879276       35.82217    1                    
MTRIX2   5  0.341015 -0.858135 -0.383813      -32.89026    1                    
MTRIX3   5  0.841598  0.460600 -0.282065      -13.96942    1                    
MTRIX1   6  0.648641  0.597767 -0.471105      -40.29243    1                    
MTRIX2   6 -0.393861 -0.266022 -0.879833      -67.63328    1                    
MTRIX3   6 -0.651260  0.756245  0.062884       -7.08380    1