GenomeNet

Database: PDB
Entry: 1KAH
LinkDB: 1KAH
Original site: 1KAH 
HEADER    OXIDOREDUCTASE                          02-NOV-01   1KAH              
TITLE     L-HISTIDINOL DEHYDROGENASE (HISD) STRUCTURE COMPLEXED WITH L-HISTIDINE
TITLE    2 (PRODUCT), ZN AND NAD (COFACTOR)                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HISTIDINOL DEHYDROGENASE;                                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: HDH;                                                        
COMPND   5 EC: 1.1.1.23;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: HISD;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: DL41;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID                               
KEYWDS    L-HISTIDINOL DEHYDROGENASE, HOMODIMER, ROSSMANN FOLD, 4 DOMAINS,      
KEYWDS   2 HISD, L-HISTIDINE BIOSYNTHESIS, NAD COFACTOR, ZINC, OXIDOREDUCTASE   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.A.R.G.BARBOSA,J.SIVARAMAN,Y.LI,R.LAROCQUE,A.MATTE,J.D.SCHRAG,       
AUTHOR   2 M.CYGLER                                                             
REVDAT   7   15-NOV-23 1KAH    1       REMARK                                   
REVDAT   6   16-AUG-23 1KAH    1       REMARK SEQADV LINK                       
REVDAT   5   12-NOV-14 1KAH    1       KEYWDS                                   
REVDAT   4   24-FEB-09 1KAH    1       VERSN                                    
REVDAT   3   11-JUL-06 1KAH    1       AUTHOR JRNL                              
REVDAT   2   01-APR-03 1KAH    1       JRNL                                     
REVDAT   1   12-JUN-02 1KAH    0                                                
JRNL        AUTH   J.A.R.G.BARBOSA,J.SIVARAMAN,Y.LI,R.LAROCQUE,A.MATTE,         
JRNL        AUTH 2 J.D.SCHRAG,M.CYGLER                                          
JRNL        TITL   MECHANISM OF ACTION AND NAD+-BINDING MODE REVEALED BY THE    
JRNL        TITL 2 CRYSTAL STRUCTURE OF L-HISTIDINOL DEHYDROGENASE.             
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  99  1859 2002              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   11842181                                                     
JRNL        DOI    10.1073/PNAS.022476199                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 38.12                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 233928.220                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 90.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 51340                          
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) : 0.252                           
REMARK   3   FREE R VALUE                     : 0.286                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2069                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.10                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.18                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 82.10                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4407                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3150                       
REMARK   3   BIN FREE R VALUE                    : 0.3460                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 3.80                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 172                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.026                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6432                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 24                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 13.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 36.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 10.99000                                             
REMARK   3    B22 (A**2) : -4.02000                                             
REMARK   3    B33 (A**2) : -6.97000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.32                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.34                            
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) : 0.36                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.10                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.860                           
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) : 1.310 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.090 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.220 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.100 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.35                                                 
REMARK   3   BSOL        : 35.03                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER.PARAM                                    
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  4  : NAD.PARAM                                      
REMARK   3  PARAMETER FILE  5  : HISTIDINOL.PARAM                               
REMARK   3  PARAMETER FILE  6  : GLYCEROL.PARAM                                 
REMARK   3  PARAMETER FILE  7  : ACETATE.PARAM                                  
REMARK   3  PARAMETER FILE  8  : DTT.PARAM                                      
REMARK   3  PARAMETER FILE  9  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : NAD.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : HISTIDINOL.TOP                                 
REMARK   3  TOPOLOGY FILE  6   : GLYCEROL.TOP                                   
REMARK   3  TOPOLOGY FILE  7   : ACETATE.TOP                                    
REMARK   3  TOPOLOGY FILE  8   : DTT.TOP                                        
REMARK   3  TOPOLOGY FILE  9   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: MODEL ONLY PARTIALLY REFINED              
REMARK   4                                                                      
REMARK   4 1KAH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-NOV-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000014760.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 11-NOV-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X8C                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97945                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
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   : 53978                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.2                               
REMARK 200  DATA REDUNDANCY                : 6.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.07600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.18                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 91.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.34200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1K75                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.94                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, GLYCEROL, IMIDAZOLE/MALIC      
REMARK 280  ACID BUFFER, AMMONIUM SULFATE, PH 5.5, VAPOR DIFFUSION, HANGING     
REMARK 280  DROP, TEMPERATURE 291K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       27.63000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       78.97000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       54.54500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       78.97000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       27.63000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       54.54500            
REMARK 290   SMTRY3   4  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 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                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 11410 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 33180 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -128.0 KCAL/MOL                       
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     MSE A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     PHE A     3                                                      
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     MSE B   1    CB   CG  SE    CE                                   
REMARK 470     SER B   2    CB   OG                                             
REMARK 470     PHE B   3    CB   CG   CD1  CD2  CE1  CE2  CZ                    
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    THR A   5       99.97     48.29                                   
REMARK 500    SER A  27      -74.39    -94.76                                   
REMARK 500    ALA A  28       16.05     56.40                                   
REMARK 500    SER A  29      128.40    -23.55                                   
REMARK 500    LYS A  57      -76.26    -54.26                                   
REMARK 500    ASP A  59      146.09     76.27                                   
REMARK 500    THR A  61      -35.76   -145.15                                   
REMARK 500    THR A  62       54.21     39.47                                   
REMARK 500    THR A  64      -82.85   -100.31                                   
REMARK 500    ALA A 166      151.05    -48.88                                   
REMARK 500    ASN A 211     -173.30    -61.65                                   
REMARK 500    GLN A 331       72.03   -101.95                                   
REMARK 500    SER A 354       66.14   -117.33                                   
REMARK 500    LEU A 416       79.48   -105.15                                   
REMARK 500    SER B   2       69.24     69.33                                   
REMARK 500    PHE B   3     -167.00   -178.90                                   
REMARK 500    THR B   5      -67.31   -129.42                                   
REMARK 500    SER B  27     -129.36    -77.45                                   
REMARK 500    ALA B  28      -27.64   -168.53                                   
REMARK 500    SER B  29       89.81     42.56                                   
REMARK 500    THR B  64      -82.61   -104.93                                   
REMARK 500    SER B 135      -78.50    -56.32                                   
REMARK 500    MSE B 232      154.85    178.71                                   
REMARK 500    PRO B 293      -74.78    -42.17                                   
REMARK 500    ARG B 294       79.91   -110.44                                   
REMARK 500    GLN B 331       70.09   -105.49                                   
REMARK 500    ASN B 334       44.42   -108.26                                   
REMARK 500    SER B 354       70.81   -118.07                                   
REMARK 500    TYR B 374       -3.20    -58.80                                   
REMARK 500    GLU B 432      -70.60    -51.83                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 615                                                                      
REMARK 615 ZERO OCCUPANCY ATOM                                                  
REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 615   M RES C  SSEQI                                                     
REMARK 615     HIS A   503                                                      
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 501  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 262   NE2                                                    
REMARK 620 2 ASP A 360   OD2 160.9                                              
REMARK 620 3 HIS A 502   N    71.2  91.3                                        
REMARK 620 4 HIS A 502   ND1  95.9  90.6  86.7                                  
REMARK 620 5 HIS B 419   NE2  93.9 100.1 156.8 113.1                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 502  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 419   NE2                                                    
REMARK 620 2 HIS A 503   ND1 115.8                                              
REMARK 620 3 HIS B 262   NE2  95.5  84.8                                        
REMARK 620 4 ASP B 360   OD2  96.6  86.0 167.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 501                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 502                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HIS A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HIS A 503                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1K75   RELATED DB: PDB                                   
REMARK 900 L-HISTIDINOL DEHYDROGENASE (HISD) STRUCTURE IMPLICATES DOMAIN        
REMARK 900 SWAPPING AND GENE DUPLICATION                                        
REMARK 900 RELATED ID: 1KAE   RELATED DB: PDB                                   
REMARK 900 L-HISTIDINOL DEHYDROGENASE (HISD) STRUCTURE COMPLEXED WITH L-        
REMARK 900 HISTIDINOL (SUBSTRATE), ZINC AND NAD (COFACTOR)                      
REMARK 900 RELATED ID: 1KAR   RELATED DB: PDB                                   
REMARK 900 L-HISTIDINOL DEHYDROENASE (HISD) STRUCTURE COMPLEXED WITH HISTAMINE  
REMARK 900 (INHIBITOR), ZINC AND NAD (COFACTOR)                                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE FOLLOWING FOUR RESIDUES ARE VARIANT IN THE SWISSPROT             
REMARK 999 ENTRY P06988. RESIDUE 14 CAN BE EITHER GLU OR VAL,                   
REMARK 999 RESIDUE 149 CAN BE EITHER SER OR ARG, RESIDUE 312 CAN BE             
REMARK 999 EITHER LEU OR SER AND RESIDUE 402 CAN BE EITHER LEU OR VAL.          
DBREF  1KAH A    1   434  UNP    P06988   HISX_ECOLI       0    433             
DBREF  1KAH B    1   434  UNP    P06988   HISX_ECOLI       0    433             
SEQADV 1KAH MSE A    1  UNP  P06988    MET     0 MODIFIED RESIDUE               
SEQADV 1KAH GLU A   15  UNP  P06988    VAL    14 SEE REMARK 999                 
SEQADV 1KAH MSE A   22  UNP  P06988    MET    21 MODIFIED RESIDUE               
SEQADV 1KAH MSE A   88  UNP  P06988    MET    87 MODIFIED RESIDUE               
SEQADV 1KAH MSE A  144  UNP  P06988    MET   143 MODIFIED RESIDUE               
SEQADV 1KAH SER A  150  UNP  P06988    ARG   149 SEE REMARK 999                 
SEQADV 1KAH MSE A  232  UNP  P06988    MET   231 MODIFIED RESIDUE               
SEQADV 1KAH MSE A  277  UNP  P06988    MET   276 MODIFIED RESIDUE               
SEQADV 1KAH LEU A  313  UNP  P06988    SER   312 SEE REMARK 999                 
SEQADV 1KAH MSE A  390  UNP  P06988    MET   389 MODIFIED RESIDUE               
SEQADV 1KAH LEU A  403  UNP  P06988    VAL   402 SEE REMARK 999                 
SEQADV 1KAH MSE B    1  UNP  P06988    MET     0 MODIFIED RESIDUE               
SEQADV 1KAH GLU B   15  UNP  P06988    VAL    14 SEE REMARK 999                 
SEQADV 1KAH MSE B   22  UNP  P06988    MET    21 MODIFIED RESIDUE               
SEQADV 1KAH MSE B   88  UNP  P06988    MET    87 MODIFIED RESIDUE               
SEQADV 1KAH MSE B  144  UNP  P06988    MET   143 MODIFIED RESIDUE               
SEQADV 1KAH SER B  150  UNP  P06988    ARG   149 SEE REMARK 999                 
SEQADV 1KAH MSE B  232  UNP  P06988    MET   231 MODIFIED RESIDUE               
SEQADV 1KAH MSE B  277  UNP  P06988    MET   276 MODIFIED RESIDUE               
SEQADV 1KAH LEU B  313  UNP  P06988    SER   312 SEE REMARK 999                 
SEQADV 1KAH MSE B  390  UNP  P06988    MET   389 MODIFIED RESIDUE               
SEQADV 1KAH LEU B  403  UNP  P06988    VAL   402 SEE REMARK 999                 
SEQRES   1 A  434  MSE SER PHE ASN THR ILE ILE ASP TRP ASN SER CYS THR          
SEQRES   2 A  434  ALA GLU GLN GLN ARG GLN LEU LEU MSE ARG PRO ALA ILE          
SEQRES   3 A  434  SER ALA SER GLU SER ILE THR ARG THR VAL ASN ASP ILE          
SEQRES   4 A  434  LEU ASP ASN VAL LYS ALA ARG GLY ASP GLU ALA LEU ARG          
SEQRES   5 A  434  GLU TYR SER ALA LYS PHE ASP LYS THR THR VAL THR ALA          
SEQRES   6 A  434  LEU LYS VAL SER ALA GLU GLU ILE ALA ALA ALA SER GLU          
SEQRES   7 A  434  ARG LEU SER ASP GLU LEU LYS GLN ALA MSE ALA VAL ALA          
SEQRES   8 A  434  VAL LYS ASN ILE GLU THR PHE HIS THR ALA GLN LYS LEU          
SEQRES   9 A  434  PRO PRO VAL ASP VAL GLU THR GLN PRO GLY VAL ARG CYS          
SEQRES  10 A  434  GLN GLN VAL THR ARG PRO VAL ALA SER VAL GLY LEU TYR          
SEQRES  11 A  434  ILE PRO GLY GLY SER ALA PRO LEU PHE SER THR VAL LEU          
SEQRES  12 A  434  MSE LEU ALA THR PRO ALA SER ILE ALA GLY CYS LYS LYS          
SEQRES  13 A  434  VAL VAL LEU CYS SER PRO PRO PRO ILE ALA ASP GLU ILE          
SEQRES  14 A  434  LEU TYR ALA ALA GLN LEU CYS GLY VAL GLN ASP VAL PHE          
SEQRES  15 A  434  ASN VAL GLY GLY ALA GLN ALA ILE ALA ALA LEU ALA PHE          
SEQRES  16 A  434  GLY THR GLU SER VAL PRO LYS VAL ASP LYS ILE PHE GLY          
SEQRES  17 A  434  PRO GLY ASN ALA PHE VAL THR GLU ALA LYS ARG GLN VAL          
SEQRES  18 A  434  SER GLN ARG LEU ASP GLY ALA ALA ILE ASP MSE PRO ALA          
SEQRES  19 A  434  GLY PRO SER GLU VAL LEU VAL ILE ALA ASP SER GLY ALA          
SEQRES  20 A  434  THR PRO ASP PHE VAL ALA SER ASP LEU LEU SER GLN ALA          
SEQRES  21 A  434  GLU HIS GLY PRO ASP SER GLN VAL ILE LEU LEU THR PRO          
SEQRES  22 A  434  ALA ALA ASP MSE ALA ARG ARG VAL ALA GLU ALA VAL GLU          
SEQRES  23 A  434  ARG GLN LEU ALA GLU LEU PRO ARG ALA GLU THR ALA ARG          
SEQRES  24 A  434  GLN ALA LEU ASN ALA SER ARG LEU ILE VAL THR LYS ASP          
SEQRES  25 A  434  LEU ALA GLN CYS VAL GLU ILE SER ASN GLN TYR GLY PRO          
SEQRES  26 A  434  GLU HIS LEU ILE ILE GLN THR ARG ASN ALA ARG GLU LEU          
SEQRES  27 A  434  VAL ASP SER ILE THR SER ALA GLY SER VAL PHE LEU GLY          
SEQRES  28 A  434  ASP TRP SER PRO GLU SER ALA GLY ASP TYR ALA SER GLY          
SEQRES  29 A  434  THR ASN HIS VAL LEU PRO THR TYR GLY TYR THR ALA THR          
SEQRES  30 A  434  CYS SER SER LEU GLY LEU ALA ASP PHE GLN LYS ARG MSE          
SEQRES  31 A  434  THR VAL GLN GLU LEU SER LYS GLU GLY PHE SER ALA LEU          
SEQRES  32 A  434  ALA SER THR ILE GLU THR LEU ALA ALA ALA GLU ARG LEU          
SEQRES  33 A  434  THR ALA HIS LYS ASN ALA VAL THR LEU ARG VAL ASN ALA          
SEQRES  34 A  434  LEU LYS GLU GLN ALA                                          
SEQRES   1 B  434  MSE SER PHE ASN THR ILE ILE ASP TRP ASN SER CYS THR          
SEQRES   2 B  434  ALA GLU GLN GLN ARG GLN LEU LEU MSE ARG PRO ALA ILE          
SEQRES   3 B  434  SER ALA SER GLU SER ILE THR ARG THR VAL ASN ASP ILE          
SEQRES   4 B  434  LEU ASP ASN VAL LYS ALA ARG GLY ASP GLU ALA LEU ARG          
SEQRES   5 B  434  GLU TYR SER ALA LYS PHE ASP LYS THR THR VAL THR ALA          
SEQRES   6 B  434  LEU LYS VAL SER ALA GLU GLU ILE ALA ALA ALA SER GLU          
SEQRES   7 B  434  ARG LEU SER ASP GLU LEU LYS GLN ALA MSE ALA VAL ALA          
SEQRES   8 B  434  VAL LYS ASN ILE GLU THR PHE HIS THR ALA GLN LYS LEU          
SEQRES   9 B  434  PRO PRO VAL ASP VAL GLU THR GLN PRO GLY VAL ARG CYS          
SEQRES  10 B  434  GLN GLN VAL THR ARG PRO VAL ALA SER VAL GLY LEU TYR          
SEQRES  11 B  434  ILE PRO GLY GLY SER ALA PRO LEU PHE SER THR VAL LEU          
SEQRES  12 B  434  MSE LEU ALA THR PRO ALA SER ILE ALA GLY CYS LYS LYS          
SEQRES  13 B  434  VAL VAL LEU CYS SER PRO PRO PRO ILE ALA ASP GLU ILE          
SEQRES  14 B  434  LEU TYR ALA ALA GLN LEU CYS GLY VAL GLN ASP VAL PHE          
SEQRES  15 B  434  ASN VAL GLY GLY ALA GLN ALA ILE ALA ALA LEU ALA PHE          
SEQRES  16 B  434  GLY THR GLU SER VAL PRO LYS VAL ASP LYS ILE PHE GLY          
SEQRES  17 B  434  PRO GLY ASN ALA PHE VAL THR GLU ALA LYS ARG GLN VAL          
SEQRES  18 B  434  SER GLN ARG LEU ASP GLY ALA ALA ILE ASP MSE PRO ALA          
SEQRES  19 B  434  GLY PRO SER GLU VAL LEU VAL ILE ALA ASP SER GLY ALA          
SEQRES  20 B  434  THR PRO ASP PHE VAL ALA SER ASP LEU LEU SER GLN ALA          
SEQRES  21 B  434  GLU HIS GLY PRO ASP SER GLN VAL ILE LEU LEU THR PRO          
SEQRES  22 B  434  ALA ALA ASP MSE ALA ARG ARG VAL ALA GLU ALA VAL GLU          
SEQRES  23 B  434  ARG GLN LEU ALA GLU LEU PRO ARG ALA GLU THR ALA ARG          
SEQRES  24 B  434  GLN ALA LEU ASN ALA SER ARG LEU ILE VAL THR LYS ASP          
SEQRES  25 B  434  LEU ALA GLN CYS VAL GLU ILE SER ASN GLN TYR GLY PRO          
SEQRES  26 B  434  GLU HIS LEU ILE ILE GLN THR ARG ASN ALA ARG GLU LEU          
SEQRES  27 B  434  VAL ASP SER ILE THR SER ALA GLY SER VAL PHE LEU GLY          
SEQRES  28 B  434  ASP TRP SER PRO GLU SER ALA GLY ASP TYR ALA SER GLY          
SEQRES  29 B  434  THR ASN HIS VAL LEU PRO THR TYR GLY TYR THR ALA THR          
SEQRES  30 B  434  CYS SER SER LEU GLY LEU ALA ASP PHE GLN LYS ARG MSE          
SEQRES  31 B  434  THR VAL GLN GLU LEU SER LYS GLU GLY PHE SER ALA LEU          
SEQRES  32 B  434  ALA SER THR ILE GLU THR LEU ALA ALA ALA GLU ARG LEU          
SEQRES  33 B  434  THR ALA HIS LYS ASN ALA VAL THR LEU ARG VAL ASN ALA          
SEQRES  34 B  434  LEU LYS GLU GLN ALA                                          
MODRES 1KAH MSE A   22  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE A   88  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE A  144  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE A  232  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE A  277  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE A  390  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE B    1  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE B   22  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE B   88  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE B  144  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE B  232  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE B  277  MET  SELENOMETHIONINE                                   
MODRES 1KAH MSE B  390  MET  SELENOMETHIONINE                                   
HET    MSE  A  22       8                                                       
HET    MSE  A  88       8                                                       
HET    MSE  A 144       8                                                       
HET    MSE  A 232       8                                                       
HET    MSE  A 277       8                                                       
HET    MSE  A 390       8                                                       
HET    MSE  B   1       4                                                       
HET    MSE  B  22       8                                                       
HET    MSE  B  88       8                                                       
HET    MSE  B 144       8                                                       
HET    MSE  B 232       8                                                       
HET    MSE  B 277       8                                                       
HET    MSE  B 390       8                                                       
HET     ZN  A 501       1                                                       
HET    HIS  A 502      11                                                       
HET    HIS  A 503      11                                                       
HET     ZN  B 502       1                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM      ZN ZINC ION                                                         
HETNAM     HIS HISTIDINE                                                        
FORMUL   1  MSE    13(C5 H11 N O2 SE)                                           
FORMUL   3   ZN    2(ZN 2+)                                                     
FORMUL   4  HIS    2(C6 H10 N3 O2 1+)                                           
HELIX    1   1 ASN A   10  CYS A   12  5                                   3    
HELIX    2   2 THR A   13  MSE A   22  1                                  10    
HELIX    3   3 SER A   29  PHE A   58  1                                  30    
HELIX    4   4 SER A   69  LEU A   80  1                                  12    
HELIX    5   5 SER A   81  ALA A  101  1                                  21    
HELIX    6   6 PHE A  139  GLY A  153  1                                  15    
HELIX    7   7 ALA A  166  CYS A  176  1                                  11    
HELIX    8   8 GLY A  185  GLY A  196  1                                  12    
HELIX    9   9 ASN A  211  GLN A  223  1                                  13    
HELIX   10  10 THR A  248  GLU A  261  1                                  14    
HELIX   11  11 ALA A  274  ALA A  290  1                                  17    
HELIX   12  12 ALA A  295  ASN A  303  1                                   9    
HELIX   13  13 ASP A  312  GLY A  324  1                                  13    
HELIX   14  14 ASN A  334  VAL A  339  1                                   6    
HELIX   15  15 ASP A  340  ILE A  342  5                                   3    
HELIX   16  16 PRO A  355  ALA A  362  1                                   8    
HELIX   17  17 GLY A  373  THR A  377  5                                   5    
HELIX   18  18 GLY A  382  ASP A  385  5                                   4    
HELIX   19  19 SER A  396  GLU A  414  1                                  19    
HELIX   20  20 LEU A  416  ALA A  434  1                                  19    
HELIX   21  21 ASN B   10  CYS B   12  5                                   3    
HELIX   22  22 THR B   13  LEU B   21  1                                   9    
HELIX   23  23 SER B   29  PHE B   58  1                                  30    
HELIX   24  24 SER B   69  LEU B   80  1                                  12    
HELIX   25  25 SER B   81  ALA B  101  1                                  21    
HELIX   26  26 PHE B  139  GLY B  153  1                                  15    
HELIX   27  27 ALA B  166  CYS B  176  1                                  11    
HELIX   28  28 GLY B  185  GLY B  196  1                                  12    
HELIX   29  29 ASN B  211  ARG B  224  1                                  14    
HELIX   30  30 THR B  248  GLU B  261  1                                  14    
HELIX   31  31 ALA B  274  ALA B  290  1                                  17    
HELIX   32  32 ALA B  295  ASN B  303  1                                   9    
HELIX   33  33 ASP B  312  GLY B  324  1                                  13    
HELIX   34  34 ASN B  334  ASP B  340  1                                   7    
HELIX   35  35 PRO B  355  ALA B  362  1                                   8    
HELIX   36  36 GLY B  373  THR B  377  5                                   5    
HELIX   37  37 GLY B  382  ASP B  385  5                                   4    
HELIX   38  38 SER B  396  GLU B  414  1                                  19    
HELIX   39  39 LEU B  416  ALA B  434  1                                  19    
SHEET    1   A 9 ILE A   7  ASP A   8  0                                        
SHEET    2   A 9 ARG A 306  VAL A 309  1  O  VAL A 309   N  ILE A   7           
SHEET    3   A 9 GLN A 267  THR A 272  1  N  LEU A 270   O  ARG A 306           
SHEET    4   A 9 GLU A 238  ALA A 243  1  N  VAL A 241   O  ILE A 269           
SHEET    5   A 9 HIS A 327  GLN A 331  1  O  ILE A 329   N  ILE A 242           
SHEET    6   A 9 SER A 347  LEU A 350  1  O  PHE A 349   N  ILE A 330           
SHEET    7   A 9 GLN B 387  LEU B 395  1  O  THR B 391   N  VAL A 348           
SHEET    8   A 9 VAL B 115  PRO B 123 -1  N  GLN B 118   O  VAL B 392           
SHEET    9   A 9 VAL B 107  GLN B 112 -1  N  VAL B 109   O  CYS B 117           
SHEET    1   B 9 VAL A 107  GLN A 112  0                                        
SHEET    2   B 9 VAL A 115  PRO A 123 -1  O  CYS A 117   N  VAL A 109           
SHEET    3   B 9 GLN A 387  LEU A 395 -1  O  VAL A 392   N  GLN A 118           
SHEET    4   B 9 SER B 347  LEU B 350  1  O  VAL B 348   N  THR A 391           
SHEET    5   B 9 HIS B 327  GLN B 331  1  N  ILE B 330   O  PHE B 349           
SHEET    6   B 9 GLU B 238  ALA B 243  1  N  ILE B 242   O  ILE B 329           
SHEET    7   B 9 GLN B 267  THR B 272  1  O  LEU B 271   N  VAL B 241           
SHEET    8   B 9 ARG B 306  VAL B 309  1  O  ILE B 308   N  LEU B 270           
SHEET    9   B 9 ILE B   7  ASP B   8  1  N  ILE B   7   O  VAL B 309           
SHEET    1   C 5 ASP A 180  ASN A 183  0                                        
SHEET    2   C 5 LYS A 156  SER A 161  1  N  LEU A 159   O  PHE A 182           
SHEET    3   C 5 SER A 126  TYR A 130  1  N  LEU A 129   O  VAL A 158           
SHEET    4   C 5 LYS A 205  PHE A 207  1  O  PHE A 207   N  GLY A 128           
SHEET    5   C 5 ALA A 229  ILE A 230  1  O  ALA A 229   N  ILE A 206           
SHEET    1   D 5 ASP B 180  ASN B 183  0                                        
SHEET    2   D 5 LYS B 156  SER B 161  1  N  LEU B 159   O  PHE B 182           
SHEET    3   D 5 SER B 126  TYR B 130  1  N  LEU B 129   O  VAL B 158           
SHEET    4   D 5 LYS B 205  PHE B 207  1  O  PHE B 207   N  GLY B 128           
SHEET    5   D 5 ALA B 229  ILE B 230  1  O  ALA B 229   N  ILE B 206           
LINK         C   LEU A  21                 N   MSE A  22     1555   1555  1.33  
LINK         C   MSE A  22                 N   ARG A  23     1555   1555  1.33  
LINK         C   ALA A  87                 N   MSE A  88     1555   1555  1.33  
LINK         C   MSE A  88                 N   ALA A  89     1555   1555  1.33  
LINK         C   LEU A 143                 N   MSE A 144     1555   1555  1.33  
LINK         C   MSE A 144                 N   LEU A 145     1555   1555  1.33  
LINK         C   ASP A 231                 N   MSE A 232     1555   1555  1.33  
LINK         C   MSE A 232                 N   PRO A 233     1555   1555  1.34  
LINK         C   ASP A 276                 N   MSE A 277     1555   1555  1.33  
LINK         C   MSE A 277                 N   ALA A 278     1555   1555  1.33  
LINK         C   ARG A 389                 N   MSE A 390     1555   1555  1.33  
LINK         C   MSE A 390                 N   THR A 391     1555   1555  1.33  
LINK         C   MSE B   1                 N   SER B   2     1555   1555  1.33  
LINK         C   LEU B  21                 N   MSE B  22     1555   1555  1.33  
LINK         C   MSE B  22                 N   ARG B  23     1555   1555  1.33  
LINK         C   ALA B  87                 N   MSE B  88     1555   1555  1.33  
LINK         C   MSE B  88                 N   ALA B  89     1555   1555  1.33  
LINK         C   LEU B 143                 N   MSE B 144     1555   1555  1.33  
LINK         C   MSE B 144                 N   LEU B 145     1555   1555  1.33  
LINK         C   ASP B 231                 N   MSE B 232     1555   1555  1.33  
LINK         C   MSE B 232                 N   PRO B 233     1555   1555  1.34  
LINK         C   ASP B 276                 N   MSE B 277     1555   1555  1.33  
LINK         C   MSE B 277                 N   ALA B 278     1555   1555  1.33  
LINK         C   ARG B 389                 N   MSE B 390     1555   1555  1.32  
LINK         C   MSE B 390                 N   THR B 391     1555   1555  1.33  
LINK         NE2 HIS A 262                ZN    ZN A 501     1555   1555  2.28  
LINK         OD2 ASP A 360                ZN    ZN A 501     1555   1555  2.16  
LINK         NE2 HIS A 419                ZN    ZN B 502     1555   1555  2.08  
LINK        ZN    ZN A 501                 N   HIS A 502     1555   1555  2.28  
LINK        ZN    ZN A 501                 ND1 HIS A 502     1555   1555  1.95  
LINK        ZN    ZN A 501                 NE2 HIS B 419     1555   1555  2.20  
LINK         ND1 HIS A 503                ZN    ZN B 502     1555   1555  2.32  
LINK         NE2 HIS B 262                ZN    ZN B 502     1555   1555  2.02  
LINK         OD2 ASP B 360                ZN    ZN B 502     1555   1555  1.87  
CISPEP   1 PRO A  163    PRO A  164          0         0.19                     
CISPEP   2 PRO B  163    PRO B  164          0        -0.37                     
SITE     1 AC1  5 HIS A 262  GLU A 356  ASP A 360  HIS A 502                    
SITE     2 AC1  5 HIS B 419                                                     
SITE     1 AC2  5 HIS A 419  HIS A 503  HIS B 262  GLU B 356                    
SITE     2 AC2  5 ASP B 360                                                     
SITE     1 AC3 13 LEU A 138  SER A 237  HIS A 262  GLU A 326                    
SITE     2 AC3 13 HIS A 327  GLU A 356  ASP A 360  TYR A 361                    
SITE     3 AC3 13 HIS A 367   ZN A 501  GLU B 414  LEU B 416                    
SITE     4 AC3 13 HIS B 419                                                     
SITE     1 AC4  9 GLU A 414  LEU A 416  HIS A 419  SER B 140                    
SITE     2 AC4  9 HIS B 262  ASP B 360  TYR B 361  HIS B 367                    
SITE     3 AC4  9  ZN B 502                                                     
CRYST1   55.260  109.090  157.940  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.018096  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009167  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006332        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
DBGET integrated database retrieval system