HEADER    LIGASE                                  19-APR-01   1IHO              
TITLE     CRYSTAL APO-STRUCTURE OF PANTOTHENATE SYNTHETASE FROM E. COLI         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PANTOATE--BETA-ALANINE LIGASE;                             
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PANTOTHENATE SYNTHETASE, PANTOATE ACTIVATING ENZYME;        
COMPND   5 EC: 6.3.2.1;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: PANC;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: AT1371;                                    
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PUC19 PCL                                 
KEYWDS    ROSSMANN FOLD, DIMER, APO, HIGH, KSMKS, FLEXIBLE DOMAINS,             
KEYWDS   2 MULTIDOMAIN, LIGASE                                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.VON DELFT,A.LEWENDON,V.DHANARAJ,T.L.BLUNDELL,C.ABELL,A.SMITH        
REVDAT   7   03-APR-24 1IHO    1       REMARK                                   
REVDAT   6   07-FEB-24 1IHO    1       REMARK                                   
REVDAT   5   24-JUL-19 1IHO    1       REMARK                                   
REVDAT   4   04-OCT-17 1IHO    1       REMARK                                   
REVDAT   3   12-NOV-14 1IHO    1       KEYWDS                                   
REVDAT   2   24-FEB-09 1IHO    1       VERSN                                    
REVDAT   1   30-MAY-01 1IHO    0                                                
JRNL        AUTH   F.VON DELFT,A.LEWENDON,V.DHANARAJ,T.L.BLUNDELL,C.ABELL,      
JRNL        AUTH 2 A.G.SMITH                                                    
JRNL        TITL   THE CRYSTAL STRUCTURE OF E. COLI PANTOTHENATE SYNTHETASE     
JRNL        TITL 2 CONFIRMS IT AS A MEMBER OF THE CYTIDYLYLTRANSFERASE          
JRNL        TITL 3 SUPERFAMILY.                                                 
JRNL        REF    STRUCTURE                     V.   9   439 2001              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   11377204                                                     
JRNL        DOI    10.1016/S0969-2126(01)00604-9                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.4                           
REMARK   3   CROSS-VALIDATION METHOD           : FREE R                         
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM 5%                      
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.211                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.211                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.254                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 4062                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 77295                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.195                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 6239                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 4320                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 16                                            
REMARK   3   SOLVENT ATOMS      : 614                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 4956.0                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 4420.0                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL                    
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 2035                    
REMARK   3   NUMBER OF RESTRAINTS                     : 1823                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.008                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.024                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.023                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.030                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.040                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.010                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.000                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.070                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.000                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228        
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER                        
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: INITIAL REFINEMENT:  REFMAC               
REMARK   3  COMPLETE MISSING SEGEMENTS: BUSTER/TNT                              
REMARK   3  FINAL REFINEMENT:  SHELXL;                                          
REMARK   3                                                                      
REMARK   3  PHASES WERE DERIVED FROM 3 SEMET MAD WAVELENGTHS                    
REMARK   3  COMBINED WITH A NATIVE, AND THEN REFINED IT                         
REMARK   3  AGAINST THE NATIVE, BUT INCLUDING EXPERIMENTAL                      
REMARK   3  PHASES.                                                             
REMARK   4                                                                      
REMARK   4 1IHO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-APR-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000013277.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-MAY-99; 30-MAY-99               
REMARK 200  TEMPERATURE           (KELVIN) : 100; 100                           
REMARK 200  PH                             : 8                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y; Y                               
REMARK 200  RADIATION SOURCE               : NSLS; NSLS                         
REMARK 200  BEAMLINE                       : X25; X25                           
REMARK 200  X-RAY GENERATOR MODEL          : NULL; NULL                         
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M; M                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.970,0.8850,0.9791; 1.1           
REMARK 200  MONOCHROMATOR                  : SI(111); SI(111)                   
REMARK 200  OPTICS                         : CONDENSING MIRROR TUNABLE          
REMARK 200                                   MONOCHROMATOR; CONDENSING MIRROR   
REMARK 200                                   TUNABLE MONOCHROMATOR              
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD; CCD                           
REMARK 200  DETECTOR MANUFACTURER          : BRANDEIS - B4; BRANDEIS - B4       
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 81357                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.100                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.8                               
REMARK 200  DATA REDUNDANCY                : 7.000                              
REMARK 200  R MERGE                    (I) : 0.10300                            
REMARK 200  R SYM                      (I) : 0.10300                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.76                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 78.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.60000                            
REMARK 200  R SYM FOR SHELL            (I) : 0.60000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD; NULL                                      
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SHARP, SNB, BUSTER, TNT, SHELX                        
REMARK 200 STARTING MODEL: FROM EXPERIMENTAL PHASES                             
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 58.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.97                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000 (4-6%), TRIS BUFFER PH 8 (50    
REMARK 280  MM), VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                
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       39.03750            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS COMPLETELY                        
REMARK 300 REPRESENTED BY THE DIMER IN THE                                      
REMARK 300 ASYMMETRIC UNIT.                                                     
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: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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     ALA A   283                                                      
REMARK 465     ALA B   283                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  64    CZ   NH1  NH2                                       
REMARK 470     GLU A  66    CD   OE1  OE2                                       
REMARK 470     GLU A  77    CD   OE1  OE2                                       
REMARK 470     LYS A  96    CG   CD   CE   NZ                                   
REMARK 470     ASP A 223    CG   OD1  OD2                                       
REMARK 470     GLU A 235    CD   OE1  OE2                                       
REMARK 470     GLU A 253    CD   OE1  OE2                                       
REMARK 470     GLU A 256    CB   CG   CD   OE1  OE2                             
REMARK 470     LYS A 259    CG   CD   CE   NZ                                   
REMARK 470     LYS B  45    CE   NZ                                             
REMARK 470     ARG B  64    CB   CG   CD   NE   CZ   NH1  NH2                   
REMARK 470     GLU B  66    CB   CG   CD   OE1  OE2                             
REMARK 470     ARG B  70    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU B  80    CG   OE1  OE2                                       
REMARK 470     LYS B  84    CG   CD   CE   NZ                                   
REMARK 470     LYS B  86    CD   CE   NZ                                        
REMARK 470     LYS B  96    CG   CD   CE   NZ                                   
REMARK 470     GLU B 104    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 181    CG   CD   CE   NZ                                   
REMARK 470     ARG B 189    CB   CG   CD   NE   CZ   NH1  NH2                   
REMARK 470     TYR B 192    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     GLU B 235    CD   OE1  OE2                                       
REMARK 470     GLU B 253    CD   OE1  OE2                                       
REMARK 470     GLU B 256    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 259    CD   CE   NZ                                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A  47   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    ARG A 128   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    ARG A 189   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500    ARG B  11   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    ARG B  18   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG B  23   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.8 DEGREES          
REMARK 500    ARG B 246   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
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    LYS A  86       31.11     71.81                                   
REMARK 500    LEU A 118     -122.18     50.00                                   
REMARK 500    THR B  74       52.11   -142.21                                   
REMARK 500    LEU B 118     -119.93     51.54                                   
REMARK 500    SER B 187      141.97   -173.20                                   
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 TRS A 701                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO A 702                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO B 703                 
DBREF  1IHO A    1   283  UNP    P31663   PANC_ECOLI       1    283             
DBREF  1IHO B    1   283  UNP    P31663   PANC_ECOLI       1    283             
SEQRES   1 A  283  MET LEU ILE ILE GLU THR LEU PRO LEU LEU ARG GLN GLN          
SEQRES   2 A  283  ILE ARG ARG LEU ARG MET GLU GLY LYS ARG VAL ALA LEU          
SEQRES   3 A  283  VAL PRO THR MET GLY ASN LEU HIS ASP GLY HIS MET LYS          
SEQRES   4 A  283  LEU VAL ASP GLU ALA LYS ALA ARG ALA ASP VAL VAL VAL          
SEQRES   5 A  283  VAL SER ILE PHE VAL ASN PRO MET GLN PHE ASP ARG PRO          
SEQRES   6 A  283  GLU ASP LEU ALA ARG TYR PRO ARG THR LEU GLN GLU ASP          
SEQRES   7 A  283  CYS GLU LYS LEU ASN LYS ARG LYS VAL ASP LEU VAL PHE          
SEQRES   8 A  283  ALA PRO SER VAL LYS GLU ILE TYR PRO ASN GLY THR GLU          
SEQRES   9 A  283  THR HIS THR TYR VAL ASP VAL PRO GLY LEU SER THR MET          
SEQRES  10 A  283  LEU GLU GLY ALA SER ARG PRO GLY HIS PHE ARG GLY VAL          
SEQRES  11 A  283  SER THR ILE VAL SER LYS LEU PHE ASN LEU VAL GLN PRO          
SEQRES  12 A  283  ASP ILE ALA CYS PHE GLY GLU LYS ASP PHE GLN GLN LEU          
SEQRES  13 A  283  ALA LEU ILE ARG LYS MET VAL ALA ASP MET GLY PHE ASP          
SEQRES  14 A  283  ILE GLU ILE VAL GLY VAL PRO ILE MET ARG ALA LYS ASP          
SEQRES  15 A  283  GLY LEU ALA LEU SER SER ARG ASN GLY TYR LEU THR ALA          
SEQRES  16 A  283  GLU GLN ARG LYS ILE ALA PRO GLY LEU TYR LYS VAL LEU          
SEQRES  17 A  283  SER SER ILE ALA ASP LYS LEU GLN ALA GLY GLU ARG ASP          
SEQRES  18 A  283  LEU ASP GLU ILE ILE THR ILE ALA GLY GLN GLU LEU ASN          
SEQRES  19 A  283  GLU LYS GLY PHE ARG ALA ASP ASP ILE GLN ILE ARG ASP          
SEQRES  20 A  283  ALA ASP THR LEU LEU GLU VAL SER GLU THR SER LYS ARG          
SEQRES  21 A  283  ALA VAL ILE LEU VAL ALA ALA TRP LEU GLY ASP ALA ARG          
SEQRES  22 A  283  LEU ILE ASP ASN LYS MET VAL GLU LEU ALA                      
SEQRES   1 B  283  MET LEU ILE ILE GLU THR LEU PRO LEU LEU ARG GLN GLN          
SEQRES   2 B  283  ILE ARG ARG LEU ARG MET GLU GLY LYS ARG VAL ALA LEU          
SEQRES   3 B  283  VAL PRO THR MET GLY ASN LEU HIS ASP GLY HIS MET LYS          
SEQRES   4 B  283  LEU VAL ASP GLU ALA LYS ALA ARG ALA ASP VAL VAL VAL          
SEQRES   5 B  283  VAL SER ILE PHE VAL ASN PRO MET GLN PHE ASP ARG PRO          
SEQRES   6 B  283  GLU ASP LEU ALA ARG TYR PRO ARG THR LEU GLN GLU ASP          
SEQRES   7 B  283  CYS GLU LYS LEU ASN LYS ARG LYS VAL ASP LEU VAL PHE          
SEQRES   8 B  283  ALA PRO SER VAL LYS GLU ILE TYR PRO ASN GLY THR GLU          
SEQRES   9 B  283  THR HIS THR TYR VAL ASP VAL PRO GLY LEU SER THR MET          
SEQRES  10 B  283  LEU GLU GLY ALA SER ARG PRO GLY HIS PHE ARG GLY VAL          
SEQRES  11 B  283  SER THR ILE VAL SER LYS LEU PHE ASN LEU VAL GLN PRO          
SEQRES  12 B  283  ASP ILE ALA CYS PHE GLY GLU LYS ASP PHE GLN GLN LEU          
SEQRES  13 B  283  ALA LEU ILE ARG LYS MET VAL ALA ASP MET GLY PHE ASP          
SEQRES  14 B  283  ILE GLU ILE VAL GLY VAL PRO ILE MET ARG ALA LYS ASP          
SEQRES  15 B  283  GLY LEU ALA LEU SER SER ARG ASN GLY TYR LEU THR ALA          
SEQRES  16 B  283  GLU GLN ARG LYS ILE ALA PRO GLY LEU TYR LYS VAL LEU          
SEQRES  17 B  283  SER SER ILE ALA ASP LYS LEU GLN ALA GLY GLU ARG ASP          
SEQRES  18 B  283  LEU ASP GLU ILE ILE THR ILE ALA GLY GLN GLU LEU ASN          
SEQRES  19 B  283  GLU LYS GLY PHE ARG ALA ASP ASP ILE GLN ILE ARG ASP          
SEQRES  20 B  283  ALA ASP THR LEU LEU GLU VAL SER GLU THR SER LYS ARG          
SEQRES  21 B  283  ALA VAL ILE LEU VAL ALA ALA TRP LEU GLY ASP ALA ARG          
SEQRES  22 B  283  LEU ILE ASP ASN LYS MET VAL GLU LEU ALA                      
HET    TRS  A 701       8                                                       
HET    EDO  A 702       6                                                       
HET    EDO  B 703       6                                                       
HETNAM     TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL                         
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     TRS TRIS BUFFER                                                      
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   3  TRS    C4 H12 N O3 1+                                               
FORMUL   4  EDO    2(C2 H6 O2)                                                  
FORMUL   6  HOH   *614(H2 O)                                                    
HELIX    1   1 THR A    6  GLU A   20  1                                  15    
HELIX    2   2 HIS A   34  ALA A   48  1                                  15    
HELIX    3   3 ASN A   58  PHE A   62  5                                   5    
HELIX    4   4 ARG A   64  TYR A   71  1                                   8    
HELIX    5   5 THR A   74  ARG A   85  1                                  12    
HELIX    6   6 SER A   94  TYR A   99  1                                   6    
HELIX    7   7 GLY A  113  MET A  117  5                                   5    
HELIX    8   8 LEU A  118  ARG A  123  1                                   6    
HELIX    9   9 GLY A  125  GLN A  142  1                                  18    
HELIX   10  10 ASP A  152  GLY A  167  1                                  16    
HELIX   11  11 SER A  187  LEU A  193  5                                   7    
HELIX   12  12 THR A  194  ALA A  201  1                                   8    
HELIX   13  13 PRO A  202  ALA A  217  1                                  16    
HELIX   14  14 ASP A  221  GLY A  237  1                                  17    
HELIX   15  15 THR B    6  GLY B   21  1                                  16    
HELIX   16  16 HIS B   34  ALA B   48  1                                  15    
HELIX   17  17 ASN B   58  PHE B   62  5                                   5    
HELIX   18  18 ARG B   64  ARG B   70  1                                   7    
HELIX   19  19 THR B   74  ARG B   85  1                                  12    
HELIX   20  20 SER B   94  TYR B   99  1                                   6    
HELIX   21  21 LEU B  118  ARG B  123  1                                   6    
HELIX   22  22 GLY B  125  GLN B  142  1                                  18    
HELIX   23  23 ASP B  152  GLY B  167  1                                  16    
HELIX   24  24 SER B  187  LEU B  193  5                                   7    
HELIX   25  25 THR B  194  ALA B  201  1                                   8    
HELIX   26  26 PRO B  202  GLY B  218  1                                  17    
HELIX   27  27 ASP B  221  GLY B  237  1                                  17    
SHEET    1   A 6 LEU A   2  ILE A   4  0                                        
SHEET    2   A 6 LEU A  89  PHE A  91  1  O  VAL A  90   N  ILE A   4           
SHEET    3   A 6 VAL A  50  ILE A  55  1  O  VAL A  51   N  LEU A  89           
SHEET    4   A 6 VAL A  24  THR A  29  1  O  ALA A  25   N  VAL A  52           
SHEET    5   A 6 ILE A 145  GLY A 149  1  O  ILE A 145   N  LEU A  26           
SHEET    6   A 6 GLU A 171  VAL A 175  1  O  GLU A 171   N  ALA A 146           
SHEET    1   B 2 TYR A 108  ASP A 110  0                                        
SHEET    2   B 2 TYR B 108  ASP B 110 -1  O  TYR B 108   N  ASP A 110           
SHEET    1   C 3 ARG A 239  ASP A 247  0                                        
SHEET    2   C 3 ARG A 260  LEU A 269 -1  N  VAL A 262   O  ARG A 246           
SHEET    3   C 3 ALA A 272  GLU A 281 -1  O  ALA A 272   N  LEU A 269           
SHEET    1   D 6 LEU B   2  ILE B   4  0                                        
SHEET    2   D 6 LEU B  89  PHE B  91  1  N  VAL B  90   O  LEU B   2           
SHEET    3   D 6 VAL B  50  ILE B  55  1  O  VAL B  51   N  LEU B  89           
SHEET    4   D 6 VAL B  24  THR B  29  1  O  ALA B  25   N  VAL B  52           
SHEET    5   D 6 ILE B 145  GLY B 149  1  O  ILE B 145   N  LEU B  26           
SHEET    6   D 6 GLU B 171  VAL B 175  1  O  GLU B 171   N  ALA B 146           
SHEET    1   E 3 ARG B 239  ASP B 247  0                                        
SHEET    2   E 3 ARG B 260  LEU B 269 -1  N  VAL B 262   O  ARG B 246           
SHEET    3   E 3 ALA B 272  GLU B 281 -1  O  ALA B 272   N  LEU B 269           
SITE     1 AC1  3 SER A 187  ASN A 190  ARG A 198                               
SITE     1 AC2  5 MET A  30  GLN A  61  ILE A 133  GLN A 155                    
SITE     2 AC2  5 HOH A 709                                                     
SITE     1 AC3  6 MET B  30  GLN B  61  ILE B 133  GLN B 155                    
SITE     2 AC3  6 HOH B 741  HOH B 825                                          
CRYST1   66.031   78.075   77.126  90.00 103.71  90.00 P 1 21 1      4          
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      0.015144  0.000000  0.003695        0.00000                         
SCALE2      0.000000  0.012808  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013346        0.00000