HEADER    ISOMERASE                               27-JAN-99   1B74              
TITLE     GLUTAMATE RACEMASE FROM AQUIFEX PYROPHILUS                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLUTAMATE RACEMASE;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 5.1.1.3                                                          
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: AQUIFEX PYROPHILUS;                             
SOURCE   3 ORGANISM_TAXID: 2714                                                 
KEYWDS    RACEMASE, ISOMERASE                                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.Y.HWANG,C.S.CHO,S.S.KIM,Y.G.YU,Y.CHO                                
REVDAT   5   27-DEC-23 1B74    1       REMARK                                   
REVDAT   4   13-JUL-11 1B74    1       VERSN                                    
REVDAT   3   24-FEB-09 1B74    1       VERSN                                    
REVDAT   2   13-JUL-04 1B74    1       JRNL   REMARK MASTER                     
REVDAT   1   28-JAN-00 1B74    0                                                
JRNL        AUTH   K.Y.HWANG,C.S.CHO,S.S.KIM,H.C.SUNG,Y.G.YU,Y.CHO              
JRNL        TITL   STRUCTURE AND MECHANISM OF GLUTAMATE RACEMASE FROM AQUIFEX   
JRNL        TITL 2 PYROPHILUS.                                                  
JRNL        REF    NAT.STRUCT.BIOL.              V.   6   422 1999              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   10331867                                                     
JRNL        DOI    10.1038/8223                                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.851                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 88.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 11546                          
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 SET) : 0.221                           
REMARK   3   FREE R VALUE                     : 0.286                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1130                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.009                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.44                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 81.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1563                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2320                       
REMARK   3   BIN FREE R VALUE                    : 0.3570                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 164                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.028                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1952                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 10                                      
REMARK   3   SOLVENT ATOMS            : 104                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 25.50                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 38.60                          
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.29                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.11                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.37                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.34                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.015                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.000                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.80                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.770                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 2.830 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 4.440 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 4.010 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 5.990 ; 2.500                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM11.WAT                                    
REMARK   3  PARAMETER FILE  3  : DGL.PAR                                        
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPH11.WAT                                     
REMARK   3  TOPOLOGY FILE  3   : DGL.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1B74 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-JAN-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000000391.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.000, 1.015, 1.1                  
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 11546                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 8.000                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.4                               
REMARK 200  DATA REDUNDANCY                : 5.200                              
REMARK 200  R MERGE                    (I) : 0.05600                            
REMARK 200  R SYM                      (I) : 0.08700                            
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: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.49                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+1/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+5/6                                            
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      123.32667            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       61.66333            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       92.49500            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       30.83167            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000      154.15833            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      123.32667            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       61.66333            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       30.83167            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       92.49500            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      154.15833            
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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 3310 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21410 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -28.0 KCAL/MOL                        
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  0.500000 -0.866025  0.000000       36.08500            
REMARK 350   BIOMT2   2 -0.866025 -0.500000  0.000000       62.50105            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       30.83167            
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     THR A   253                                                      
REMARK 465     HIS A   254                                                      
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    CYS A 139   CA  -  CB  -  SG  ANGL. DEV. =   8.3 DEGREES          
REMARK 500    PRO A 229   C   -  N   -  CA  ANGL. DEV. =  11.2 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    VAL A  37      -40.55    -17.81                                   
REMARK 500    ASN A  86       45.48    -87.14                                   
REMARK 500    SER A 104     -178.00    -62.35                                   
REMARK 500    ARG A 105      -47.48   -144.05                                   
REMARK 500    LEU A 145      -87.80    -77.21                                   
REMARK 500    GLU A 148       23.14    -72.87                                   
REMARK 500    LEU A 151       53.63    -59.90                                   
REMARK 500    ARG A 157       34.08    -98.25                                   
REMARK 500    LEU A 164       35.84    -97.71                                   
REMARK 500    LYS A 168      -72.63     -0.94                                   
REMARK 500    TYR A 181      140.67    -37.95                                   
REMARK 500    SER A 228      162.41    -43.29                                   
REMARK 500    PRO A 229      -84.42    -37.49                                   
REMARK 500    GLU A 249       32.55     96.63                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    TYR A 181         0.07    SIDE CHAIN                              
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 DGN A 538                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1B73   RELATED DB: PDB                                   
REMARK 900 GLUTAMATE RACEMASE                                                   
DBREF  1B74 A    1   254  UNP    P56868   MURI_AQUPY       1    254             
SEQRES   1 A  254  MET LYS ILE GLY ILE PHE ASP SER GLY VAL GLY GLY LEU          
SEQRES   2 A  254  THR VAL LEU LYS ALA ILE ARG ASN ARG TYR ARG LYS VAL          
SEQRES   3 A  254  ASP ILE VAL TYR LEU GLY ASP THR ALA ARG VAL PRO TYR          
SEQRES   4 A  254  GLY ILE ARG SER LYS ASP THR ILE ILE ARG TYR SER LEU          
SEQRES   5 A  254  GLU CYS ALA GLY PHE LEU LYS ASP LYS GLY VAL ASP ILE          
SEQRES   6 A  254  ILE VAL VAL ALA CYS ASN THR ALA SER ALA TYR ALA LEU          
SEQRES   7 A  254  GLU ARG LEU LYS LYS GLU ILE ASN VAL PRO VAL PHE GLY          
SEQRES   8 A  254  VAL ILE GLU PRO GLY VAL LYS GLU ALA LEU LYS LYS SER          
SEQRES   9 A  254  ARG ASN LYS LYS ILE GLY VAL ILE GLY THR PRO ALA THR          
SEQRES  10 A  254  VAL LYS SER GLY ALA TYR GLN ARG LYS LEU GLU GLU GLY          
SEQRES  11 A  254  GLY ALA ASP VAL PHE ALA LYS ALA CYS PRO LEU PHE ALA          
SEQRES  12 A  254  PRO LEU ALA GLU GLU GLY LEU LEU GLU GLY GLU ILE THR          
SEQRES  13 A  254  ARG LYS VAL VAL GLU HIS TYR LEU LYS GLU PHE LYS GLY          
SEQRES  14 A  254  LYS ILE ASP THR LEU ILE LEU GLY CYS THR HIS TYR PRO          
SEQRES  15 A  254  LEU LEU LYS LYS GLU ILE LYS LYS PHE LEU GLY ASP ALA          
SEQRES  16 A  254  GLU VAL VAL ASP SER SER GLU ALA LEU SER LEU SER LEU          
SEQRES  17 A  254  HIS ASN PHE ILE LYS ASP ASP GLY SER SER SER LEU GLU          
SEQRES  18 A  254  LEU PHE PHE THR ASP LEU SER PRO ASN LEU GLN PHE LEU          
SEQRES  19 A  254  ILE LYS LEU ILE LEU GLY ARG ASP TYR PRO VAL LYS LEU          
SEQRES  20 A  254  ALA GLU GLY VAL PHE THR HIS                                  
HET    DGN  A 538      10                                                       
HETNAM     DGN D-GLUTAMINE                                                      
FORMUL   2  DGN    C5 H10 N2 O3                                                 
FORMUL   3  HOH   *104(H2 O)                                                    
HELIX    1   1 GLY A   11  ARG A   22  5                                  12    
HELIX    2   2 THR A   34  ARG A   36  5                                   3    
HELIX    3   3 TYR A   39  ILE A   41  5                                   3    
HELIX    4   4 LYS A   44  LYS A   61  1                                  18    
HELIX    5   5 ASN A   71  GLU A   84  1                                  14    
HELIX    6   6 VAL A   92  LYS A  103  1                                  12    
HELIX    7   7 PRO A  115  SER A  120  1                                   6    
HELIX    8   8 ALA A  122  GLY A  130  1                                   9    
HELIX    9   9 THR A  156  TYR A  163  1                                   8    
HELIX   10  10 LYS A  185  LEU A  192  1                                   8    
HELIX   11  11 SER A  200  LEU A  208  1                                   9    
HELIX   12  12 LEU A  231  LEU A  239  1                                   9    
SHEET    1   A 6 PRO A  88  GLY A  91  0                                        
SHEET    2   A 6 ILE A  65  VAL A  68  1  N  ILE A  66   O  PRO A  88           
SHEET    3   A 6 LYS A   2  ASP A   7  1  N  GLY A   4   O  ILE A  65           
SHEET    4   A 6 ASP A  27  GLY A  32  1  N  ASP A  27   O  ILE A   3           
SHEET    5   A 6 LEU A 220  PHE A 224  1  N  GLU A 221   O  ILE A  28           
SHEET    6   A 6 VAL A 245  LEU A 247  1  N  LYS A 246   O  LEU A 222           
SHEET    1   B 4 ASP A 133  ALA A 138  0                                        
SHEET    2   B 4 LYS A 108  GLY A 113  1  N  ILE A 109   O  ASP A 133           
SHEET    3   B 4 THR A 173  LEU A 176  1  N  THR A 173   O  GLY A 110           
SHEET    4   B 4 GLU A 196  VAL A 198  1  N  GLU A 196   O  LEU A 174           
CISPEP   1 TYR A  181    PRO A  182          0         0.05                     
SITE     1 AC1  8 ALA A  69  CYS A  70  ASN A  71  GLU A 147                    
SITE     2 AC1  8 GLY A 177  CYS A 178  HOH A 540  HOH A 599                    
CRYST1   72.170   72.170  184.990  90.00  90.00 120.00 P 65 2 2     12          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.013856  0.008000  0.000000        0.00000                         
SCALE2      0.000000  0.016000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005406        0.00000