HEADER    HYDROLASE/HYDROLASE INHIBITOR           14-APR-00   1EUB              
TITLE     SOLUTION STRUCTURE OF THE CATALYTIC DOMAIN OF HUMAN COLLAGENASE-3     
TITLE    2 (MMP-13) COMPLEXED TO A POTENT NON-PEPTIDIC SULFONAMIDE INHIBITOR    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: COLLAGENASE 3;                                             
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: CATALYTIC DOMAIN;                                          
COMPND   5 SYNONYM: MATRIX METALLOPROTEINASE-13, MMP-13;                        
COMPND   6 EC: 3.4.24.-;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET3D-CD-CLN3                             
KEYWDS    ALPHA HELIX, BETA SHEET, PROTEIN-INHIBITOR COMPLEX, HYDROLASE-        
KEYWDS   2 HYDROLASE INHIBITOR COMPLEX                                          
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    X.ZHANG,N.C.GONNELLA,J.KOEHN,N.PATHAK,V.GANU,R.MELTON,D.PARKER,       
AUTHOR   2 S.I.HU,K.Y.NAM                                                       
REVDAT   5   22-MAY-24 1EUB    1       REMARK                                   
REVDAT   4   16-FEB-22 1EUB    1       REMARK LINK                              
REVDAT   3   24-FEB-09 1EUB    1       VERSN                                    
REVDAT   2   01-APR-03 1EUB    1       JRNL                                     
REVDAT   1   14-APR-01 1EUB    0                                                
JRNL        AUTH   X.ZHANG,N.C.GONNELLA,J.KOEHN,N.PATHAK,V.GANU,R.MELTON,       
JRNL        AUTH 2 D.PARKER,S.I.HU,K.Y.NAM                                      
JRNL        TITL   SOLUTION STRUCTURE OF THE CATALYTIC DOMAIN OF HUMAN          
JRNL        TITL 2 COLLAGENASE-3 (MMP-13) COMPLEXED TO A POTENT NON-PEPTIDIC    
JRNL        TITL 3 SULFONAMIDE INHIBITOR: BINDING COMPARISON WITH STROMELYSIN-1 
JRNL        TITL 4 AND COLLAGENASE-1.                                           
JRNL        REF    J.MOL.BIOL.                   V. 301   513 2000              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   10926524                                                     
JRNL        DOI    10.1006/JMBI.2000.3988                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 98.1                                          
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1EUB COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-MAY-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000010898.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 310.00                             
REMARK 210  PH                             : 6.80                               
REMARK 210  IONIC STRENGTH                 : 100 MM NACL                        
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : 0.5 MM COLLAGENASE-3 15N, 13C,     
REMARK 210                                   20 MM TRIS D11, 20 MM CACL2,       
REMARK 210                                   0.02% NAN3, 5 MM DTT, 100 MM       
REMARK 210                                   NACL, 0.1 MM ZNCL,                 
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 3D HNCA; 3D 15N EDITED NOESY; 2D   
REMARK 210                                   15N HSQC; 2D 13C HMQC; 3D          
REMARK 210                                   CBCA(CO)NH; 3D HBHA(CO)NH; 3D      
REMARK 210                                   HNCACB; 3D HNCO; 15N FILTERED      
REMARK 210                                   NOESY; 2D 13C FILTERED NOESY       
REMARK 210  SPECTROMETER FIELD STRENGTH    : 600 MHZ; 500 MHZ                   
REMARK 210  SPECTROMETER MODEL             : AMX; DRX                           
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : FELIX 97, NMRCOMPASS 2.5,          
REMARK 210                                   INSIGHT II 98, QUANTA 97           
REMARK 210   METHOD USED                   : SIMULATED ANNEALING AND ENERGY     
REMARK 210                                   MINIMIZATION                       
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 50                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : BACK CALCULATED DATA AGREE WITH    
REMARK 210                                   EXPERIMENTAL NOESY SPECTRUM,       
REMARK 210                                   STRUCTURES WITH ACCEPTABLE         
REMARK 210                                   COVALENT GEOMETRY,STRUCTURES       
REMARK 210                                   WITH FAVORABLE NON-BOND ENERGY,    
REMARK 210                                   TARGET FUNCTION                    
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: THIS STRUCTURE WAS DETERMINED USING 2D AND 3D                
REMARK 210  HETERONUCLEAR NMR TECHNIQUES                                        
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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: MONOMERIC                         
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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    ASP A   202     H    GLU A   205              1.48            
REMARK 500   H    THR A   130     OE1  GLU A   133              1.59            
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  1 VAL A 106      -90.84   -156.50                                   
REMARK 500  1 THR A 110      -60.65   -171.63                                   
REMARK 500  1 LEU A 111       30.50     39.41                                   
REMARK 500  1 TRP A 113      -65.58   -153.52                                   
REMARK 500  1 SER A 114       59.97   -105.02                                   
REMARK 500  1 LYS A 115       53.45   -154.57                                   
REMARK 500  1 VAL A 123       42.17   -162.82                                   
REMARK 500  1 ASN A 124      -81.67    -40.63                                   
REMARK 500  1 PRO A 127      -86.67    -75.85                                   
REMARK 500  1 LYS A 139      -71.67    -66.07                                   
REMARK 500  1 ILE A 160       70.93   -119.85                                   
REMARK 500  1 LYS A 170       93.79      1.08                                   
REMARK 500  1 GLU A 171       23.53   -146.16                                   
REMARK 500  1 HIS A 172      -67.15    -96.89                                   
REMARK 500  1 ASP A 174      -82.62   -121.51                                   
REMARK 500  1 ASP A 179       83.00    179.56                                   
REMARK 500  1 SER A 182      165.57    -41.06                                   
REMARK 500  1 LEU A 184       89.28    179.78                                   
REMARK 500  1 PRO A 191       74.50    -67.53                                   
REMARK 500  1 PRO A 193     -159.99    -74.37                                   
REMARK 500  1 ASP A 202       92.78    -48.78                                   
REMARK 500  1 ASP A 203      -27.98    -36.33                                   
REMARK 500  1 LYS A 212      106.26   -170.00                                   
REMARK 500  1 LEU A 218      -72.10    -78.50                                   
REMARK 500  1 SER A 227      -39.64    -38.74                                   
REMARK 500  1 LEU A 230     -170.49   -177.68                                   
REMARK 500  1 SER A 233       60.43    179.92                                   
REMARK 500  1 LYS A 234       26.40   -148.12                                   
REMARK 500  1 MET A 240      -34.00   -140.42                                   
REMARK 500  1 PHE A 241      170.54    -58.11                                   
REMARK 500  1 THR A 245      -72.54      4.25                                   
REMARK 500  1 LYS A 249       51.63   -148.73                                   
REMARK 500  1 HIS A 251      -64.20   -173.65                                   
REMARK 500  1 PHE A 252      177.02    179.90                                   
REMARK 500  1 MET A 253       48.94    -75.33                                   
REMARK 500  1 VAL A 259      -76.09    -62.26                                   
REMARK 500  1 GLU A 271       29.32     46.46                                   
REMARK 500  2 VAL A 106      -89.43   -135.34                                   
REMARK 500  2 PRO A 108     -158.67    -75.32                                   
REMARK 500  2 ARG A 109       82.65     70.94                                   
REMARK 500  2 THR A 110      -64.72   -149.15                                   
REMARK 500  2 LEU A 111       40.08     36.30                                   
REMARK 500  2 TRP A 113      -70.32   -151.64                                   
REMARK 500  2 SER A 114       77.74   -102.40                                   
REMARK 500  2 LYS A 115       51.19   -169.31                                   
REMARK 500  2 TYR A 120     -169.24   -174.43                                   
REMARK 500  2 VAL A 123       56.86   -149.90                                   
REMARK 500  2 ASN A 124      -82.29    -44.34                                   
REMARK 500  2 TYR A 125     -173.95   -178.69                                   
REMARK 500  2 PRO A 127      -86.11    -78.26                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     780 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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                              CA A 277  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 162   O                                                      
REMARK 620 2 ASN A 194   O   163.2                                              
REMARK 620 3 TYR A 195   N   148.5  40.5                                        
REMARK 620 4 GLY A 196   O    55.7 141.1 107.6                                  
REMARK 620 5 GLY A 196   N   104.5  89.0  49.5  59.2                            
REMARK 620 6 ASP A 198   OD1 100.3  91.9  92.5  62.8  79.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 275  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 172   NE2                                                    
REMARK 620 2 HIS A 187   NE2 107.8                                              
REMARK 620 3 HIS A 200   ND1 122.9 113.9                                        
REMARK 620 N                    1     2                                         
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 278  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 179   OD1                                                    
REMARK 620 2 GLY A 180   O    87.2                                              
REMARK 620 3 SER A 182   O   107.0 113.4                                        
REMARK 620 4 LEU A 184   O   105.2 137.6 101.6                                  
REMARK 620 5 ASP A 202   OD2  54.4 106.4 135.2  56.6                            
REMARK 620 6 GLU A 205   OE2 163.0  77.4  73.5  91.2 136.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 276  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 222   NE2                                                    
REMARK 620 2 HIS A 226   NE2 118.5                                              
REMARK 620 3 HIS A 232   NE2 163.2  68.9                                        
REMARK 620 4 MET A 240   O    86.8 127.2  77.3                                  
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 275                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 276                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 277                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 278                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HAV A 1                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3MP A 2                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MSB A 3                   
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 456C   RELATED DB: PDB                                   
REMARK 900 456C CONTAINS AN X-RAY STRUCTURE OF THE SAME PROTEIN COMPLEXED TO A  
REMARK 900 SULFONE HYDROXAMIC ACID                                              
REMARK 900 RELATED ID: 830C   RELATED DB: PDB                                   
REMARK 900 830C CONTAINS AN X-RAY STRUCTURE OF THE SAME PROTEIN COMPLEXED TO A  
REMARK 900 SULFONE HYDROXAMIC ACID                                              
DBREF  1EUB A  104   274  UNP    P45452   COGZ_HUMAN     104    274             
SEQRES   1 A  171  TYR ASN VAL PHE PRO ARG THR LEU LYS TRP SER LYS MET          
SEQRES   2 A  171  ASN LEU THR TYR ARG ILE VAL ASN TYR THR PRO ASP MET          
SEQRES   3 A  171  THR HIS SER GLU VAL GLU LYS ALA PHE LYS LYS ALA PHE          
SEQRES   4 A  171  LYS VAL TRP SER ASP VAL THR PRO LEU ASN PHE THR ARG          
SEQRES   5 A  171  LEU HIS ASP GLY ILE ALA ASP ILE MET ILE SER PHE GLY          
SEQRES   6 A  171  ILE LYS GLU HIS GLY ASP PHE TYR PRO PHE ASP GLY PRO          
SEQRES   7 A  171  SER GLY LEU LEU ALA HIS ALA PHE PRO PRO GLY PRO ASN          
SEQRES   8 A  171  TYR GLY GLY ASP ALA HIS PHE ASP ASP ASP GLU THR TRP          
SEQRES   9 A  171  THR SER SER SER LYS GLY TYR ASN LEU PHE LEU VAL ALA          
SEQRES  10 A  171  ALA HIS GLU PHE GLY HIS SER LEU GLY LEU ASP HIS SER          
SEQRES  11 A  171  LYS ASP PRO GLY ALA LEU MET PHE PRO ILE TYR THR TYR          
SEQRES  12 A  171  THR GLY LYS SER HIS PHE MET LEU PRO ASP ASP ASP VAL          
SEQRES  13 A  171  GLN GLY ILE GLN SER LEU TYR GLY PRO GLY ASP GLU ASP          
SEQRES  14 A  171  PRO ASN                                                      
HET     ZN  A 275       1                                                       
HET     ZN  A 276       1                                                       
HET     CA  A 277       1                                                       
HET     CA  A 278       1                                                       
HET    HAV  A   1      19                                                       
HET    3MP  A   2      13                                                       
HET    MSB  A   3      18                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM      CA CALCIUM ION                                                      
HETNAM     HAV HYDROXYAMINOVALINE                                               
HETNAM     3MP 3-METHYLPYRIDINE                                                 
HETNAM     MSB 1-METHYLOXY-4-SULFONE-BENZENE                                    
FORMUL   2   ZN    2(ZN 2+)                                                     
FORMUL   4   CA    2(CA 2+)                                                     
FORMUL   6  HAV    C5 H12 N2 O2                                                 
FORMUL   7  3MP    C6 H7 N                                                      
FORMUL   8  MSB    C7 H8 O3 S                                                   
HELIX    1   1 THR A  130  THR A  149  1                                  20    
HELIX    2   2 PHE A  217  LEU A  228  1                                  12    
HELIX    3   3 PRO A  255  TYR A  266  1                                  12    
SHEET    1   A 4 ASN A 152  THR A 154  0                                        
SHEET    2   A 4 ASN A 117  VAL A 123  1  N  LEU A 118   O  ASN A 152           
SHEET    3   A 4 ILE A 163  GLY A 168  1  N  ILE A 163   O  THR A 119           
SHEET    4   A 4 ASP A 198  ASP A 202  1  O  ALA A 199   N  SER A 166           
LINK         NA  HAV A   1                 CB  3MP A   2     1555   1555  1.48  
LINK         NA  HAV A   1                 S   MSB A   3     1555   1555  1.64  
LINK         O   ASP A 162                CA    CA A 277     1555   1555  2.57  
LINK         NE2 HIS A 172                ZN    ZN A 275     1555   1555  2.17  
LINK         OD1 ASP A 179                CA    CA A 278     1555   1555  2.57  
LINK         O   GLY A 180                CA    CA A 278     1555   1555  2.59  
LINK         O   SER A 182                CA    CA A 278     1555   1555  2.58  
LINK         O   LEU A 184                CA    CA A 278     1555   1555  2.59  
LINK         NE2 HIS A 187                ZN    ZN A 275     1555   1555  2.08  
LINK         O   ASN A 194                CA    CA A 277     1555   1555  2.58  
LINK         N   TYR A 195                CA    CA A 277     1555   1555  3.38  
LINK         O   GLY A 196                CA    CA A 277     1555   1555  2.48  
LINK         N   GLY A 196                CA    CA A 277     1555   1555  2.91  
LINK         OD1 ASP A 198                CA    CA A 277     1555   1555  2.57  
LINK         ND1 HIS A 200                ZN    ZN A 275     1555   1555  2.08  
LINK         OD2 ASP A 202                CA    CA A 278     1555   1555  2.46  
LINK         OE2 GLU A 205                CA    CA A 278     1555   1555  2.52  
LINK         NE2 HIS A 222                ZN    ZN A 276     1555   1555  2.17  
LINK         NE2 HIS A 226                ZN    ZN A 276     1555   1555  2.25  
LINK         NE2 HIS A 232                ZN    ZN A 276     1555   1555  2.20  
LINK         O   MET A 240                ZN    ZN A 276     1555   1555  1.97  
SITE     1 AC1  3 HIS A 172  HIS A 187  HIS A 200                               
SITE     1 AC2  5 HAV A   1  HIS A 222  HIS A 226  HIS A 232                    
SITE     2 AC2  5 MET A 240                                                     
SITE     1 AC3  5 ASP A 162  ASN A 194  TYR A 195  GLY A 196                    
SITE     2 AC3  5 ASP A 198                                                     
SITE     1 AC4  7 ASP A 179  GLY A 180  PRO A 181  SER A 182                    
SITE     2 AC4  7 LEU A 184  ASP A 202  GLU A 205                               
SITE     1 AC5  9 3MP A   2  MSB A   3  LEU A 184  ALA A 186                    
SITE     2 AC5  9 HIS A 222  GLU A 223  HIS A 226  HIS A 232                    
SITE     3 AC5  9  ZN A 276                                                     
SITE     1 AC6  4 HAV A   1  MSB A   3  GLY A 183  PRO A 242                    
SITE     1 AC7 10 HAV A   1  3MP A   2  LEU A 185  ALA A 186                    
SITE     2 AC7 10 LEU A 218  HIS A 222  PHE A 241  PRO A 242                    
SITE     3 AC7 10 ILE A 243  TYR A 244                                          
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1