HEADER    HYDROLASE                               22-JUL-09   3A4X              
TITLE     CRYSTAL STRUCTURES OF CATALYTIC SITE MUTANTS OF ACTIVE DOMAIN 2 OF    
TITLE    2 THERMOSTABLE CHITINASE FROM PYROCOCCUS FURIOSUS COMPLEXED WITH CHITO-
TITLE    3 OLIGOSACCHARIDES                                                     
CAVEAT     3A4X    NAG C 3 HAS WRONG CHIRALITY AT ATOM C2 NAG D 3 HAS WRONG     
CAVEAT   2 3A4X    CHIRALITY AT ATOM C2                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CHITINASE;                                                 
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: CATALYTIC DOMAIN (AD2), UNP RESIDUES 409-717;              
COMPND   5 EC: 3.2.1.14;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: PYROCOCCUS FURIOSUS;                            
SOURCE   3 ORGANISM_TAXID: 2261;                                                
SOURCE   4 GENE: PF1233;                                                        
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET32                                     
KEYWDS    ARCHAEA, CHITINASE, GLYCOSYL HYDROLASE, HYDROLASE                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.TSUJI,S.NISHIMURA,T.INUI,K.ISHIKAWA,T.NAKAMURA,K.UEGAKI             
REVDAT   4   01-NOV-23 3A4X    1       HETSYN                                   
REVDAT   3   29-JUL-20 3A4X    1       CAVEAT COMPND REMARK SEQADV              
REVDAT   3 2                   1       HETNAM LINK   SITE   ATOM                
REVDAT   2   29-DEC-10 3A4X    1       JRNL                                     
REVDAT   1   09-JUN-10 3A4X    0                                                
JRNL        AUTH   H.TSUJI,S.NISHIMURA,T.INUI,Y.KADO,K.ISHIKAWA,T.NAKAMURA,     
JRNL        AUTH 2 K.UEGAKI                                                     
JRNL        TITL   KINETIC AND CRYSTALLOGRAPHIC ANALYSES OF THE CATALYTIC       
JRNL        TITL 2 DOMAIN OF CHITINASE FROM PYROCOCCUS FURIOSUS- THE ROLE OF    
JRNL        TITL 3 CONSERVED RESIDUES IN THE ACTIVE SITE                        
JRNL        REF    FEBS J.                       V. 277  2683 2010              
JRNL        REFN                   ISSN 1742-464X                               
JRNL        PMID   20553502                                                     
JRNL        DOI    10.1111/J.1742-464X.2010.07685.X                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.76 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.1                                           
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) : 1.76                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.76                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 83308                          
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) : 0.154                           
REMARK   3   R VALUE            (WORKING SET) : 0.153                           
REMARK   3   FREE R VALUE                     : 0.174                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 4399                            
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) : 1.76                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.81                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 5693                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 93.70                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1960                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 311                          
REMARK   3   BIN FREE R VALUE                    : 0.2400                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4760                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 151                                     
REMARK   3   SOLVENT ATOMS            : 641                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 11.43                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.083         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.081         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.047         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.453         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.960                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.948                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5135 ; 0.011 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7016 ; 1.414 ; 1.980       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   620 ; 5.899 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   234 ;35.197 ;24.444       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   789 ;11.638 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    20 ;21.639 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   773 ; 0.149 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3886 ; 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):  3025 ; 0.564 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4908 ; 1.087 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2110 ; 1.851 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  2097 ; 3.083 ; 4.500       
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 : 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: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3A4X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-JUL-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000028815.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-JUN-09                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SPRING-8                           
REMARK 200  BEAMLINE                       : BL44XU                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : BRUKER DIP-6040                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 88323                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.760                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: PDB ENTRY 2DSK                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 61.37                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.18                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION, HANGING DROP, PH6.0,    
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-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       44.90800            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       53.55000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       45.97150            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       53.55000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       44.90800            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       45.97150            
REMARK 290   SMTRY3   4  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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, D                                  
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     SER A   707                                                      
REMARK 465     ALA A   708                                                      
REMARK 465     GLN A   709                                                      
REMARK 465     THR A   710                                                      
REMARK 465     SER A   711                                                      
REMARK 465     GLU A   712                                                      
REMARK 465     ALA A   713                                                      
REMARK 465     SER A   714                                                      
REMARK 465     VAL A   715                                                      
REMARK 465     PRO A   716                                                      
REMARK 465     THR A   717                                                      
REMARK 465     SER B   707                                                      
REMARK 465     ALA B   708                                                      
REMARK 465     GLN B   709                                                      
REMARK 465     THR B   710                                                      
REMARK 465     SER B   711                                                      
REMARK 465     GLU B   712                                                      
REMARK 465     ALA B   713                                                      
REMARK 465     SER B   714                                                      
REMARK 465     VAL B   715                                                      
REMARK 465     PRO B   716                                                      
REMARK 465     THR B   717                                                      
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   O2   SO4 A   719     O    HOH A   857              1.89            
REMARK 500   O2   SO4 A   719     O    HOH A   858              2.06            
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   O    HOH A   814     O    HOH B   248     3554     1.83            
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    ALA A 461       17.72     55.62                                   
REMARK 500    SER A 463      -18.22   -153.96                                   
REMARK 500    ALA A 563     -121.38    -96.86                                   
REMARK 500    TYR A 590      -34.82     67.51                                   
REMARK 500    LYS A 638       -1.49     78.97                                   
REMARK 500    SER B 463      -30.82   -145.58                                   
REMARK 500    ALA B 563     -123.70    -94.69                                   
REMARK 500    TYR B 590      -38.92     69.57                                   
REMARK 500    LYS B 638       -2.54     76.40                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3A4W   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3AFB   RELATED DB: PDB                                   
DBREF  3A4X A  409   717  UNP    Q8U1H5   Q8U1H5_PYRFU   409    717             
DBREF  3A4X B  409   717  UNP    Q8U1H5   Q8U1H5_PYRFU   409    717             
SEQADV 3A4X GLY A  407  UNP  Q8U1H5              EXPRESSION TAG                 
SEQADV 3A4X PRO A  408  UNP  Q8U1H5              EXPRESSION TAG                 
SEQADV 3A4X ALA A  524  UNP  Q8U1H5    ASP   524 ENGINEERED MUTATION            
SEQADV 3A4X GLY B  407  UNP  Q8U1H5              EXPRESSION TAG                 
SEQADV 3A4X PRO B  408  UNP  Q8U1H5              EXPRESSION TAG                 
SEQADV 3A4X ALA B  524  UNP  Q8U1H5    ASP   524 ENGINEERED MUTATION            
SEQRES   1 A  311  GLY PRO ASN ALA ASN PRO ILE PRO GLU HIS PHE PHE ALA          
SEQRES   2 A  311  PRO TYR ILE ASP MET SER LEU SER VAL HIS LYS PRO LEU          
SEQRES   3 A  311  VAL GLU TYR ALA LYS LEU THR GLY THR LYS TYR PHE THR          
SEQRES   4 A  311  LEU ALA PHE ILE LEU TYR SER SER VAL TYR ASN GLY PRO          
SEQRES   5 A  311  ALA TRP ALA GLY SER ILE PRO LEU GLU LYS PHE VAL ASP          
SEQRES   6 A  311  GLU VAL ARG GLU LEU ARG GLU ILE GLY GLY GLU VAL ILE          
SEQRES   7 A  311  ILE ALA PHE GLY GLY ALA VAL GLY PRO TYR LEU CYS GLN          
SEQRES   8 A  311  GLN ALA SER THR PRO GLU GLN LEU ALA GLU TRP TYR ILE          
SEQRES   9 A  311  LYS VAL ILE ASP THR TYR ASN ALA THR TYR LEU ASP PHE          
SEQRES  10 A  311  ALA ILE GLU ALA GLY ILE ASP ALA ASP LYS LEU ALA ASP          
SEQRES  11 A  311  ALA LEU LEU ILE VAL GLN ARG GLU ARG PRO TRP VAL LYS          
SEQRES  12 A  311  PHE SER PHE THR LEU PRO SER ASP PRO GLY ILE GLY LEU          
SEQRES  13 A  311  ALA GLY GLY TYR GLY ILE ILE GLU THR MET ALA LYS LYS          
SEQRES  14 A  311  GLY VAL ARG VAL ASP ARG VAL ASN PRO MET THR MET ASP          
SEQRES  15 A  311  TYR TYR TRP THR PRO SER ASN ALA GLU ASN ALA ILE LYS          
SEQRES  16 A  311  VAL ALA GLU ASN VAL PHE ARG GLN LEU LYS GLN ILE TYR          
SEQRES  17 A  311  PRO GLU LYS SER ASP GLU GLU ILE TRP LYS MET ILE GLY          
SEQRES  18 A  311  LEU THR PRO MET ILE GLY VAL ASN ASP ASP LYS SER VAL          
SEQRES  19 A  311  PHE THR LEU GLU ASP ALA GLN GLN LEU VAL ASP TRP ALA          
SEQRES  20 A  311  ILE GLN HIS LYS ILE GLY SER LEU ALA PHE TRP SER VAL          
SEQRES  21 A  311  ASP ARG ASP HIS PRO GLY PRO THR GLY GLU VAL SER PRO          
SEQRES  22 A  311  LEU HIS ARG GLY THR ASN ASP PRO ASP TRP ALA PHE SER          
SEQRES  23 A  311  HIS VAL PHE VAL LYS PHE MET GLU ALA PHE GLY TYR THR          
SEQRES  24 A  311  PHE SER ALA GLN THR SER GLU ALA SER VAL PRO THR              
SEQRES   1 B  311  GLY PRO ASN ALA ASN PRO ILE PRO GLU HIS PHE PHE ALA          
SEQRES   2 B  311  PRO TYR ILE ASP MET SER LEU SER VAL HIS LYS PRO LEU          
SEQRES   3 B  311  VAL GLU TYR ALA LYS LEU THR GLY THR LYS TYR PHE THR          
SEQRES   4 B  311  LEU ALA PHE ILE LEU TYR SER SER VAL TYR ASN GLY PRO          
SEQRES   5 B  311  ALA TRP ALA GLY SER ILE PRO LEU GLU LYS PHE VAL ASP          
SEQRES   6 B  311  GLU VAL ARG GLU LEU ARG GLU ILE GLY GLY GLU VAL ILE          
SEQRES   7 B  311  ILE ALA PHE GLY GLY ALA VAL GLY PRO TYR LEU CYS GLN          
SEQRES   8 B  311  GLN ALA SER THR PRO GLU GLN LEU ALA GLU TRP TYR ILE          
SEQRES   9 B  311  LYS VAL ILE ASP THR TYR ASN ALA THR TYR LEU ASP PHE          
SEQRES  10 B  311  ALA ILE GLU ALA GLY ILE ASP ALA ASP LYS LEU ALA ASP          
SEQRES  11 B  311  ALA LEU LEU ILE VAL GLN ARG GLU ARG PRO TRP VAL LYS          
SEQRES  12 B  311  PHE SER PHE THR LEU PRO SER ASP PRO GLY ILE GLY LEU          
SEQRES  13 B  311  ALA GLY GLY TYR GLY ILE ILE GLU THR MET ALA LYS LYS          
SEQRES  14 B  311  GLY VAL ARG VAL ASP ARG VAL ASN PRO MET THR MET ASP          
SEQRES  15 B  311  TYR TYR TRP THR PRO SER ASN ALA GLU ASN ALA ILE LYS          
SEQRES  16 B  311  VAL ALA GLU ASN VAL PHE ARG GLN LEU LYS GLN ILE TYR          
SEQRES  17 B  311  PRO GLU LYS SER ASP GLU GLU ILE TRP LYS MET ILE GLY          
SEQRES  18 B  311  LEU THR PRO MET ILE GLY VAL ASN ASP ASP LYS SER VAL          
SEQRES  19 B  311  PHE THR LEU GLU ASP ALA GLN GLN LEU VAL ASP TRP ALA          
SEQRES  20 B  311  ILE GLN HIS LYS ILE GLY SER LEU ALA PHE TRP SER VAL          
SEQRES  21 B  311  ASP ARG ASP HIS PRO GLY PRO THR GLY GLU VAL SER PRO          
SEQRES  22 B  311  LEU HIS ARG GLY THR ASN ASP PRO ASP TRP ALA PHE SER          
SEQRES  23 B  311  HIS VAL PHE VAL LYS PHE MET GLU ALA PHE GLY TYR THR          
SEQRES  24 B  311  PHE SER ALA GLN THR SER GLU ALA SER VAL PRO THR              
HET    NDG  C   1      15                                                       
HET    NAG  C   2      14                                                       
HET    NAG  C   3      14                                                       
HET    NAG  C   4      14                                                       
HET    NDG  D   1      15                                                       
HET    NAG  D   2      14                                                       
HET    NAG  D   3      14                                                       
HET    NAG  D   4      14                                                       
HET     MG  A 718       1                                                       
HET    SO4  A 719       5                                                       
HET    GOL  A 720       6                                                       
HET    GOL  A 721       6                                                       
HET     MG  B 718       1                                                       
HET    GOL  B 720       6                                                       
HET    GOL  B 721       6                                                       
HET    GOL  B   5       6                                                       
HETNAM     NDG 2-ACETAMIDO-2-DEOXY-ALPHA-D-GLUCOPYRANOSE                        
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     SO4 SULFATE ION                                                      
HETNAM     GOL GLYCEROL                                                         
HETSYN     NDG N-ACETYL-ALPHA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-               
HETSYN   2 NDG  ALPHA-D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-              
HETSYN   3 NDG  ACETAMIDO-2-DEOXY-GLUCOSE; 2-(ACETYLAMINO)-2-DEOXY-A-           
HETSYN   4 NDG  D-GLUCOPYRANOSE                                                 
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  NDG    2(C8 H15 N O6)                                               
FORMUL   3  NAG    6(C8 H15 N O6)                                               
FORMUL   5   MG    2(MG 2+)                                                     
FORMUL   6  SO4    O4 S 2-                                                      
FORMUL   7  GOL    5(C3 H8 O3)                                                  
FORMUL  13  HOH   *641(H2 O)                                                    
HELIX    1   1 PRO A  431  GLY A  440  1                                  10    
HELIX    2   2 PRO A  465  LYS A  468  5                                   4    
HELIX    3   3 PHE A  469  GLU A  478  1                                  10    
HELIX    4   4 TYR A  494  ALA A  499  1                                   6    
HELIX    5   5 THR A  501  ASN A  517  1                                  17    
HELIX    6   6 ASP A  530  ARG A  545  1                                  16    
HELIX    7   7 GLY A  564  GLY A  576  1                                  13    
HELIX    8   8 ASN A  595  TYR A  614  1                                  20    
HELIX    9   9 SER A  618  ILE A  626  1                                   9    
HELIX   10  10 THR A  642  LYS A  657  1                                  16    
HELIX   11  11 SER A  665  ASP A  669  5                                   5    
HELIX   12  12 TRP A  689  ALA A  701  1                                  13    
HELIX   13  13 PRO B  431  GLY B  440  1                                  10    
HELIX   14  14 PRO B  465  LYS B  468  5                                   4    
HELIX   15  15 PHE B  469  GLU B  478  1                                  10    
HELIX   16  16 TYR B  494  ALA B  499  1                                   6    
HELIX   17  17 THR B  501  ASN B  517  1                                  17    
HELIX   18  18 ASP B  530  ARG B  545  1                                  16    
HELIX   19  19 GLY B  564  GLY B  576  1                                  13    
HELIX   20  20 ASN B  595  TYR B  614  1                                  20    
HELIX   21  21 SER B  618  ILE B  626  1                                   9    
HELIX   22  22 THR B  642  LYS B  657  1                                  16    
HELIX   23  23 SER B  665  ASP B  669  5                                   5    
HELIX   24  24 TRP B  689  ALA B  701  1                                  13    
SHEET    1   A 3 PHE A 417  PHE A 418  0                                        
SHEET    2   A 3 SER A 660  LEU A 661  1  O  LEU A 661   N  PHE A 417           
SHEET    3   A 3 GLY A 627  LEU A 628  1  N  LEU A 628   O  SER A 660           
SHEET    1   B 6 TYR A 421  ASP A 423  0                                        
SHEET    2   B 6 TYR A 443  SER A 452  1  O  ALA A 447   N  ILE A 422           
SHEET    3   B 6 GLU A 482  GLY A 488  1  O  ILE A 484   N  LEU A 446           
SHEET    4   B 6 TYR A 520  ALA A 524  1  O  ALA A 524   N  PHE A 487           
SHEET    5   B 6 LYS A 549  ASP A 557  1  O  SER A 551   N  LEU A 521           
SHEET    6   B 6 GLY A 561  LEU A 562 -1  O  GLY A 561   N  ASP A 557           
SHEET    1   C 6 GLY A 457  TRP A 460  0                                        
SHEET    2   C 6 TYR A 443  SER A 452 -1  N  SER A 452   O  GLY A 457           
SHEET    3   C 6 GLU A 482  GLY A 488  1  O  ILE A 484   N  LEU A 446           
SHEET    4   C 6 TYR A 520  ALA A 524  1  O  ALA A 524   N  PHE A 487           
SHEET    5   C 6 LYS A 549  ASP A 557  1  O  SER A 551   N  LEU A 521           
SHEET    6   C 6 ARG A 581  MET A 585  1  O  ASN A 583   N  PHE A 552           
SHEET    1   D 2 GLY A 633  VAL A 634  0                                        
SHEET    2   D 2 VAL A 640  PHE A 641 -1  O  PHE A 641   N  GLY A 633           
SHEET    1   E 3 PHE B 417  PHE B 418  0                                        
SHEET    2   E 3 SER B 660  LEU B 661  1  O  LEU B 661   N  PHE B 417           
SHEET    3   E 3 GLY B 627  LEU B 628  1  N  LEU B 628   O  SER B 660           
SHEET    1   F 6 TYR B 421  ASP B 423  0                                        
SHEET    2   F 6 TYR B 443  SER B 452  1  O  ALA B 447   N  ILE B 422           
SHEET    3   F 6 GLU B 482  GLY B 488  1  O  ILE B 484   N  LEU B 446           
SHEET    4   F 6 TYR B 520  ALA B 524  1  O  ALA B 524   N  PHE B 487           
SHEET    5   F 6 LYS B 549  ASP B 557  1  O  SER B 551   N  LEU B 521           
SHEET    6   F 6 GLY B 561  LEU B 562 -1  O  GLY B 561   N  ASP B 557           
SHEET    1   G 6 GLY B 457  TRP B 460  0                                        
SHEET    2   G 6 TYR B 443  SER B 452 -1  N  LEU B 450   O  ALA B 459           
SHEET    3   G 6 GLU B 482  GLY B 488  1  O  ILE B 484   N  LEU B 446           
SHEET    4   G 6 TYR B 520  ALA B 524  1  O  ALA B 524   N  PHE B 487           
SHEET    5   G 6 LYS B 549  ASP B 557  1  O  SER B 551   N  LEU B 521           
SHEET    6   G 6 ARG B 581  MET B 585  1  O  ASN B 583   N  PHE B 552           
SHEET    1   H 2 GLY B 633  VAL B 634  0                                        
SHEET    2   H 2 VAL B 640  PHE B 641 -1  O  PHE B 641   N  GLY B 633           
LINK         O4  NDG C   1                 C1  NAG C   2     1555   1555  1.42  
LINK         O4  NAG C   2                 C1  NAG C   3     1555   1555  1.45  
LINK         O4  NAG C   3                 C1  NAG C   4     1555   1555  1.40  
LINK         O4  NDG D   1                 C1  NAG D   2     1555   1555  1.42  
LINK         O4  NAG D   2                 C1  NAG D   3     1555   1555  1.44  
LINK         O4  NAG D   3                 C1  NAG D   4     1555   1555  1.41  
CISPEP   1 ALA A  447    PHE A  448          0       -13.61                     
CISPEP   2 GLY A  492    PRO A  493          0         4.03                     
CISPEP   3 TRP A  664    SER A  665          0         3.77                     
CISPEP   4 ALA B  447    PHE B  448          0        -9.93                     
CISPEP   5 GLY B  492    PRO B  493          0         3.20                     
CISPEP   6 TRP B  664    SER B  665          0         1.46                     
CRYST1   89.816   91.943  107.100  90.00  90.00  90.00 P 21 21 21    8          
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      0.011134  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010876  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009337        0.00000