HEADER    UNKNOWN FUNCTION                        22-JUN-01   1JFY               
TITLE     THE CRYSTAL STRUCTURE OF GAB PROTEIN.                                  
COMPND    MOL_ID: 1;                                                             
COMPND   2 MOLECULE: HYPOTHETICAL 37.4 KDA PROTEIN IN ILEY-GABD                  
COMPND   3 INTERGENIC REGION;                                                    
COMPND   4 CHAIN: A;                                                             
COMPND   5 FRAGMENT: N-TERMINAL TRUNCATION NDELTA14;                             
COMPND   6 SYNONYM: GAB PROTEIN;                                                 
COMPND   7 ENGINEERED: YES                                                       
SOURCE    MOL_ID: 1;                                                             
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                                
SOURCE   3 ORGANISM_COMMON: BACTERIA;                                            
SOURCE   4 GENE: GAB;                                                            
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                  
SOURCE   6 EXPRESSION_SYSTEM_COMMON: BACTERIA;                                   
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21 DE3;                                   
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: T7 PROMOTER;                           
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET28B                                     
KEYWDS    GAMMA AMINO-BUTYRIC ACID METABOLISM, GABA, ZINC                        
EXPDTA    X-RAY DIFFRACTION                                                      
AUTHOR    C.D.LIMA                                                               
REVDAT   1   04-JUL-01 1JFY    0                                                 
JRNL        AUTH   C.D.LIMA,J.BUGLINO                                            
JRNL        TITL   THE CRYSTAL STRUCTURE OF GAB PROTEIN.                         
JRNL        REF    TO BE PUBLISHED                                               
JRNL        REFN                                                                 
REMARK   1                                                                       
REMARK   2                                                                       
REMARK   2 RESOLUTION. 2.00 ANGSTROMS.                                           
REMARK   3                                                                       
REMARK   3 REFINEMENT.                                                           
REMARK   3   PROGRAM     : REFMAC                                                
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                                
REMARK   3                                                                       
REMARK   3  DATA USED IN REFINEMENT.                                             
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                            
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.0                            
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                            
REMARK   3   NUMBER OF REFLECTIONS             : 31483                           
REMARK   3                                                                       
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                      
REMARK   3   CROSS-VALIDATION METHOD          : NULL                             
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                           
REMARK   3   R VALUE     (WORKING + TEST SET) : NULL                             
REMARK   3   R VALUE            (WORKING SET) : 0.193                            
REMARK   3   FREE R VALUE                     : 0.240                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.300                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1677                             
REMARK   3                                                                       
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                     
REMARK   3   PROTEIN ATOMS            : 2490                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                        
REMARK   3   HETEROGEN ATOMS          : 1                                        
REMARK   3   SOLVENT ATOMS            : 320                                      
REMARK   3                                                                       
REMARK   3  B VALUES.                                                            
REMARK   3   FROM WILSON PLOT           (A**2) : 20.30                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                            
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                        
REMARK   3    B11 (A**2) : NULL                                                  
REMARK   3    B22 (A**2) : NULL                                                  
REMARK   3    B33 (A**2) : NULL                                                  
REMARK   3    B12 (A**2) : NULL                                                  
REMARK   3    B13 (A**2) : NULL                                                  
REMARK   3    B23 (A**2) : NULL                                                  
REMARK   3                                                                       
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                  
REMARK   3   ESU BASED ON R VALUE                            (A): NULL           
REMARK   3   ESU BASED ON FREE R VALUE                       (A): NULL           
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL           
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL           
REMARK   3                                                                       
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                    
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA                
REMARK   3    BOND LENGTH                     (A) : NULL  ; NULL                 
REMARK   3    ANGLE DISTANCE                  (A) : NULL  ; NULL                 
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                 
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                 
REMARK   3                                                                       
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                 
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                 
REMARK   3                                                                       
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                      
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                 
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                 
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                 
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                 
REMARK   3                                                                       
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                            
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                 
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                 
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                 
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                 
REMARK   3                                                                       
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                 
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                  
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                  
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                  
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                  
REMARK   3                                                                       
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                       
REMARK   4                                                                       
REMARK   4 1JFY COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998                        
REMARK 100                                                                       
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JUN-2001.                 
REMARK 100 THE RCSB ID CODE IS RCSB013723.                                       
REMARK 200                                                                       
REMARK 200 EXPERIMENTAL DETAILS                                                  
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                   
REMARK 200  DATE OF DATA COLLECTION        : 01-MAR-2001                         
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                               
REMARK 200  PH                             : 5.60                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                   
REMARK 200                                                                       
REMARK 200  SYNCHROTRON              (Y/N) : Y                                   
REMARK 200  RADIATION SOURCE               : NSLS                                
REMARK 200  BEAMLINE                       : X4A                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                                
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                   
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9878                              
REMARK 200  MONOCHROMATOR                  : SAGITALLY FOCUSED SI(111)           
REMARK 200  OPTICS                         : NULL                                
REMARK 200                                                                       
REMARK 200  DETECTOR TYPE                  : CCD                                 
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                      
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                               
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                           
REMARK 200                                                                       
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 33216                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                               
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                               
REMARK 200                                                                       
REMARK 200 OVERALL.                                                              
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.9                                
REMARK 200  DATA REDUNDANCY                : 5.000                               
REMARK 200  R MERGE                    (I) : 0.06900                             
REMARK 200  R SYM                      (I) : NULL                                
REMARK 200   FOR THE DATA SET  : 19.0000                             
REMARK 200                                                                       
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.07                      
REMARK 200  COMPLETENESS FOR SHELL     (%) : 94.0                                
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                                
REMARK 200  R MERGE FOR SHELL          (I) : 0.23800                             
REMARK 200  R SYM FOR SHELL            (I) : NULL                                
REMARK 200   FOR SHELL         : NULL                                
REMARK 200                                                                       
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                               
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS                         
REMARK 200 SOFTWARE USED: SOLVE                                                  
REMARK 200 STARTING MODEL: NULL                                                  
REMARK 200                                                                       
REMARK 200 REMARK: NULL                                                          
REMARK 280                                                                       
REMARK 280 CRYSTAL                                                               
REMARK 280 SOLVENT CONTENT, VS   (%): NULL                                       
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL                      
REMARK 280                                                                       
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0M AMSO4, 100MM NA CITRATE,             
REMARK 280  PH 5.6                                                               
REMARK 290                                                                       
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                             
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 2 2                           
REMARK 290                                                                       
REMARK 290      SYMOP   SYMMETRY                                                 
REMARK 290     NNNMMM   OPERATOR                                                 
REMARK 290       1555   X,Y,Z                                                    
REMARK 290       2555   -X,-Y,Z                                                  
REMARK 290       3555   -Y,X,Z                                                   
REMARK 290       4555   Y,-X,Z                                                   
REMARK 290       5555   -X,Y,-Z                                                  
REMARK 290       6555   X,-Y,-Z                                                  
REMARK 290       7555   Y,X,-Z                                                   
REMARK 290       8555   -Y,-X,-Z                                                 
REMARK 290       9555   1/2+X,1/2+Y,1/2+Z                                        
REMARK 290      10555   1/2-X,1/2-Y,1/2+Z                                        
REMARK 290      11555   1/2-Y,1/2+X,1/2+Z                                        
REMARK 290      12555   1/2+Y,1/2-X,1/2+Z                                        
REMARK 290      13555   1/2-X,1/2+Y,1/2-Z                                        
REMARK 290      14555   1/2+X,1/2-Y,1/2-Z                                        
REMARK 290      15555   1/2+Y,1/2+X,1/2-Z                                        
REMARK 290      16555   1/2-Y,1/2-X,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        0.00000             
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000             
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000             
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000             
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000             
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000             
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000             
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000             
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000        0.00000             
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000             
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000             
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000             
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000             
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000             
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000       60.23950             
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       68.30200             
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000       60.23950             
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000       68.30200             
REMARK 290   SMTRY1  11  0.000000 -1.000000  0.000000       60.23950             
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000       68.30200             
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000       60.23950             
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000       68.30200             
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       60.23950             
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       68.30200             
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000       60.23950             
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000       68.30200             
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000       60.23950             
REMARK 290   SMTRY2  15  1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000       68.30200             
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000       60.23950             
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000       60.23950             
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       68.30200             
REMARK 290                                                                       
REMARK 290 REMARK: NULL                                                          
REMARK 300                                                                       
REMARK 300 BIOMOLECULE: 1                                                        
REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT              
REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). SEE REMARK 350 FOR                      
REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S).                 
REMARK 350                                                                       
REMARK 350 GENERATING THE BIOMOLECULE                                            
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 APPLY THE FOLLOWING TO CHAINS: A                                      
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   BIOMT1   2 -1.000000  0.000000  0.000000      120.47900             
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      120.47900             
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000             
REMARK 350   BIOMT1   3  0.000000 -1.000000  0.000000      120.47900             
REMARK 350   BIOMT2   3  1.000000  0.000000  0.000000        0.00000             
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000             
REMARK 350   BIOMT1   4  0.000000  1.000000  0.000000        0.00000             
REMARK 350   BIOMT2   4 -1.000000  0.000000  0.000000      120.47900             
REMARK 350   BIOMT3   4  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     ASP A   144                                                       
REMARK 465     ASN A   145                                                       
REMARK 465     SER A   146                                                       
REMARK 465     ASP A   147                                                       
REMARK 465     SER A   148                                                       
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     SER A 219    OG                                                   
REMARK 470     LYS A 220    CG    CD    CE    NZ                                 
REMARK 470     ASN A 221    CG    OD1   ND2                                      
REMARK 470     VAL A 222    CG1   CG2                                            
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      56     O    HOH      56    16555     2.06             
REMARK 500                                                                       
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                          
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                       
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,2(A3,1X,A1,I4,A1,1X,A4,3X),F6.3)                   
REMARK 500                                                                       
REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991                                 
REMARK 500                                                                       
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                      
REMARK 500    ARG A 242   CZ    ARG A 242   NE    -0.054                         
REMARK 500    ARG A 294   NE    ARG A 294   CD    -0.046                         
REMARK 500    GLN A 325   O     GLN A 325   C      0.046                         
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: ENGH AND HUBER, 1991                                 
REMARK 500                                                                       
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                      
REMARK 500    ARG A  66   CD  -  NE  -  CZ  ANGL. DEV. = 35.3 DEGREES            
REMARK 500    ARG A 209   CD  -  NE  -  CZ  ANGL. DEV. = 14.7 DEGREES            
REMARK 500    ARG A 242   CD  -  NE  -  CZ  ANGL. DEV. = 54.2 DEGREES            
REMARK 500    ARG A 294   CD  -  NE  -  CZ  ANGL. DEV. = 24.2 DEGREES            
REMARK 525                                                                       
REMARK 525 SOLVENT                                                               
REMARK 525 THE FOLLOWING SOLVENT MOLECULES LIE FARTHER THAN EXPECTED             
REMARK 525 FROM THE PROTEIN OR NUCLEIC ACID MOLECULE AND MAY BE                  
REMARK 525 ASSOCIATED WITH A SYMMETRY RELATED MOLECULE (M=MODEL                  
REMARK 525 NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE           
REMARK 525 NUMBER; I=INSERTION CODE):                                            
REMARK 525                                                                       
REMARK 525  M RES CSSEQI                                                         
REMARK 525  0 HOH   271        DISTANCE =  6.60 ANGSTROMS                        
DBREF  1JFY A   15   325  SWS    P76621   YGAT_ECOLI      15    325              
SEQRES   1 A  311  GLY GLN ASP TYR SER GLY PHE THR LEU THR PRO SER ALA           
SEQRES   2 A  311  GLN SER PRO ARG LEU LEU GLU LEU THR PHE THR GLU GLN           
SEQRES   3 A  311  THR THR LYS GLN PHE LEU GLU GLN VAL ALA GLU TRP PRO           
SEQRES   4 A  311  VAL GLN ALA LEU GLU TYR LYS SER PHE LEU ARG PHE ARG           
SEQRES   5 A  311  VAL ALA LYS ILE LEU ASP ASP LEU CYS ALA ASN GLN LEU           
SEQRES   6 A  311  GLN PRO LEU LEU LEU LYS THR LEU LEU ASN ARG ALA GLU           
SEQRES   7 A  311  GLY ALA LEU LEU ILE ASN ALA VAL GLY VAL ASP ASP VAL           
SEQRES   8 A  311  LYS GLN ALA ASP GLU MET VAL LYS LEU ALA THR ALA VAL           
SEQRES   9 A  311  ALA HIS LEU ILE GLY ARG SER ASN PHE ASP ALA MET SER           
SEQRES  10 A  311  GLY GLN TYR TYR ALA ARG PHE VAL VAL LYS ASN VAL ASP           
SEQRES  11 A  311  ASN SER ASP SER TYR LEU ARG GLN PRO HIS ARG VAL MET           
SEQRES  12 A  311  GLU LEU HIS ASN ASP GLY THR TYR VAL GLU GLU ILE THR           
SEQRES  13 A  311  ASP TYR VAL LEU MET MET LYS ILE ASP GLU GLN ASN MET           
SEQRES  14 A  311  GLN GLY GLY ASN SER LEU LEU LEU HIS LEU ASP ASP TRP           
SEQRES  15 A  311  GLU HIS LEU ASP ASN TYR PHE ARG HIS PRO LEU ALA ARG           
SEQRES  16 A  311  ARG PRO MET ARG PHE ALA ALA PRO PRO SER LYS ASN VAL           
SEQRES  17 A  311  SER LYS ASP VAL PHE HIS PRO VAL PHE ASP VAL ASP GLN           
SEQRES  18 A  311  GLN GLY ARG PRO VAL MET ARG TYR ILE ASP GLN PHE VAL           
SEQRES  19 A  311  GLN PRO LYS ASP PHE GLU GLU GLY VAL TRP LEU SER GLU           
SEQRES  20 A  311  LEU SER ASP ALA ILE GLU THR SER LYS GLY ILE LEU SER           
SEQRES  21 A  311  VAL PRO VAL PRO VAL GLY LYS PHE LEU LEU ILE ASN ASN           
SEQRES  22 A  311  LEU PHE TRP LEU HIS GLY ARG ASP ARG PHE THR PRO HIS           
SEQRES  23 A  311  PRO ASP LEU ARG ARG GLU LEU MET ARG GLN ARG GLY TYR           
SEQRES  24 A  311  PHE ALA TYR ALA SER ASN HIS TYR GLN THR HIS GLN               
HET     ZN    501       1                                                        
HETNAM      ZN ZINC ION                                                          
FORMUL   2   ZN    ZN1 2+                                                        
FORMUL   3  HOH   *320(H2 O1)                                                    
HELIX    1   1 THR A   38  ALA A   50  1                                  13     
HELIX    2   2 PRO A   53  LYS A   60  1                                   8     
HELIX    3   3 SER A   61  CYS A   75  1                                  15     
HELIX    4   4 GLN A   78  ASN A   89  1                                  12     
HELIX    5   5 ASP A  104  LYS A  106  5                                   3     
HELIX    6   6 GLN A  107  ILE A  122  1                                  16     
HELIX    7   7 ASP A  194  TRP A  196  5                                   3     
HELIX    8   8 HIS A  198  ARG A  204  1                                   7     
HELIX    9   9 HIS A  205  ARG A  210  5                                   6     
HELIX   10  10 ASP A  252  THR A  268  1                                  17     
SHEET    1   A 7 PHE A  21  PRO A  25  0                                         
SHEET    2   A 7 LEU A  32  PHE A  37 -1  N  GLU A  34   O  THR A  24            
SHEET    3   A 7 ALA A  94  ALA A  99  1  O  ALA A  94   N  LEU A  33            
SHEET    4   A 7 PHE A 282  ASN A 286 -1  O  PHE A 282   N  ILE A  97            
SHEET    5   A 7 TYR A 172  GLN A 181 -1  O  VAL A 173   N  ILE A 285            
SHEET    6   A 7 ARG A 304  PHE A 314 -1  N  ARG A 304   O  GLN A 181            
SHEET    7   A 7 GLY A 123  SER A 125 -1  N  ARG A 124   O  TYR A 313            
SHEET    1   B 7 PHE A  21  PRO A  25  0                                         
SHEET    2   B 7 LEU A  32  PHE A  37 -1  N  GLU A  34   O  THR A  24            
SHEET    3   B 7 ALA A  94  ALA A  99  1  O  ALA A  94   N  LEU A  33            
SHEET    4   B 7 PHE A 282  ASN A 286 -1  O  PHE A 282   N  ILE A  97            
SHEET    5   B 7 TYR A 172  GLN A 181 -1  O  VAL A 173   N  ILE A 285            
SHEET    6   B 7 ARG A 304  PHE A 314 -1  N  ARG A 304   O  GLN A 181            
SHEET    7   B 7 ALA A 136  VAL A 140 -1  O  ALA A 136   N  ARG A 309            
SHEET    1   C 4 MET A 157  HIS A 160  0                                         
SHEET    2   C 4 TRP A 290  ARG A 294 -1  N  HIS A 292   O  HIS A 160            
SHEET    3   C 4 SER A 188  HIS A 192 -1  N  LEU A 189   O  GLY A 293            
SHEET    4   C 4 LEU A 273  VAL A 275 -1  N  LEU A 273   O  LEU A 190            
SHEET    1   D 3 VAL A 226  HIS A 228  0                                         
SHEET    2   D 3 MET A 212  PHE A 214 -1  N  MET A 212   O  HIS A 228            
SHEET    3   D 3 VAL A 248  GLN A 249 -1  N  GLN A 249   O  ARG A 213            
SHEET    1   E 2 PHE A 231  VAL A 233  0                                         
SHEET    2   E 2 PRO A 239  MET A 241 -1  O  VAL A 240   N  ASP A 232            
CRYST1  120.479  120.479  136.604  90.00  90.00  90.00 I 4 2 2      16           
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      0.008300  0.000000  0.000000        0.00000                          
SCALE2      0.000000  0.008300  0.000000        0.00000                          
SCALE3      0.000000  0.000000  0.007320        0.00000                          
END