HEADER    LYASE                                   22-MAR-98   1KOQ              
TITLE     NEISSERIA GONORRHOEAE CARBONIC ANHYDRASE                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CARBONIC ANHYDRASE;                                        
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 4.2.1.1;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: NEISSERIA GONORRHOEAE;                          
SOURCE   3 ORGANISM_TAXID: 485;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    LYASE, CARBONIC ANHYDRASE, NEISSERIA GONORRHOEAE, STRUCTURAL TRIMMING 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.HUANG,Y.XUE,L.CHIRICA,S.LINDSKOG,B.-H.JONSSON                       
REVDAT   4   06-NOV-24 1KOQ    1       REMARK LINK                              
REVDAT   3   24-FEB-09 1KOQ    1       VERSN                                    
REVDAT   2   13-JAN-99 1KOQ    3       HET    COMPND REMARK TITLE               
REVDAT   2 2                   3       HETATM HEADER TER    LINK                
REVDAT   2 3                   3       ATOM   SOURCE SEQRES JRNL                
REVDAT   2 4                   3       KEYWDS CONECT                            
REVDAT   1   09-DEC-98 1KOQ    0                                                
JRNL        AUTH   S.HUANG,Y.XUE,E.SAUER-ERIKSSON,L.CHIRICA,S.LINDSKOG,         
JRNL        AUTH 2 B.H.JONSSON                                                  
JRNL        TITL   CRYSTAL STRUCTURE OF CARBONIC ANHYDRASE FROM NEISSERIA       
JRNL        TITL 2 GONORRHOEAE AND ITS COMPLEX WITH THE INHIBITOR               
JRNL        TITL 3 ACETAZOLAMIDE.                                               
JRNL        REF    J.MOL.BIOL.                   V. 283   301 1998              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   9761692                                                      
JRNL        DOI    10.1006/JMBI.1998.2077                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   L.C.CHIRICA,B.ELLEBY,B.H.JONSSON,S.LINDSKOG                  
REMARK   1  TITL   THE COMPLETE SEQUENCE, EXPRESSION IN ESCHERICHIA COLI,       
REMARK   1  TITL 2 PURIFICATION AND SOME PROPERTIES OF CARBONIC ANHYDRASE FROM  
REMARK   1  TITL 3 NEISSERIA GONORRHOEAE                                        
REMARK   1  REF    EUR.J.BIOCHEM.                V. 244   755 1997              
REMARK   1  REFN                   ISSN 0014-2956                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 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) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 5.00                           
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)   (%) : 83.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 26936                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE-R                          
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.206                           
REMARK   3   FREE R VALUE                     : 0.271                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3498                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 147                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 22.92                          
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) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.240                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 26.10                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.080                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1KOQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000174471.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 293                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : ENRAF-NONIUS FR591                 
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 28517                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 28.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 83.3                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.07200                            
REMARK 200  R SYM                      (I) : NULL                               
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: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR 3.851                                          
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 6% PEG 3,350; 50MM TRIS; 0.1 M           
REMARK 280  LI2SO4;2.2 MM BME; 2.2 MM NAN3; 10% DMSO, PH 7.8                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       37.47000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     HIS A     4                                                      
REMARK 465     HIS B     4                                                      
REMARK 465     THR B     5                                                      
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     HIS B   6    CG   ND1  CD2  CE1  NE2                             
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    ALA A 148      106.26    -59.15                                   
REMARK 500    ASP A 194     -159.69   -108.96                                   
REMARK 500    ASN A 220     -118.19     57.18                                   
REMARK 500    ASP B  13       57.97   -113.66                                   
REMARK 500    THR B  40      -70.51   -117.58                                   
REMARK 500    MET B 144      108.91    -53.38                                   
REMARK 500    ASP B 194     -164.21   -103.90                                   
REMARK 500    SER B 210      170.84    176.08                                   
REMARK 500    ASN B 220     -118.23     59.58                                   
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                              ZN A 301  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  92   NE2                                                    
REMARK 620 2 HIS A  94   NE2 107.4                                              
REMARK 620 3 HIS A 111   ND1 118.9 103.5                                        
REMARK 620 4 HOH A 303   O    98.1 101.9 125.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 302  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  92   NE2                                                    
REMARK 620 2 HIS B  94   NE2 111.0                                              
REMARK 620 3 HIS B 111   ND1 112.9 103.0                                        
REMARK 620 4 HOH B 305   O    94.7 100.5 133.6                                  
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 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 302                  
DBREF  1KOQ A    4   226  UNP    Q50940   CAH_NEIGO       30    252             
DBREF  1KOQ B    4   226  UNP    Q50940   CAH_NEIGO       30    252             
SEQRES   1 A  223  HIS THR HIS TRP GLY TYR THR GLY HIS ASP SER PRO GLU          
SEQRES   2 A  223  SER TRP GLY ASN LEU SER GLU GLU PHE ARG LEU CYS SER          
SEQRES   3 A  223  THR GLY LYS ASN GLN SER PRO VAL ASN ILE THR GLU THR          
SEQRES   4 A  223  VAL SER GLY LYS LEU PRO ALA ILE LYS VAL ASN TYR LYS          
SEQRES   5 A  223  PRO SER MET VAL ASP VAL GLU ASN ASN GLY HIS THR ILE          
SEQRES   6 A  223  GLN VAL ASN TYR PRO GLU GLY GLY ASN THR LEU THR VAL          
SEQRES   7 A  223  ASN GLY ARG THR TYR THR LEU LYS GLN PHE HIS PHE HIS          
SEQRES   8 A  223  VAL PRO SER GLU ASN GLN ILE LYS GLY ARG THR PHE PRO          
SEQRES   9 A  223  MET GLU ALA HIS PHE VAL HIS LEU ASP GLU ASN LYS GLN          
SEQRES  10 A  223  PRO LEU VAL LEU ALA VAL LEU TYR GLU ALA GLY LYS THR          
SEQRES  11 A  223  ASN GLY ARG LEU SER SER ILE TRP ASN VAL MET PRO MET          
SEQRES  12 A  223  THR ALA GLY LYS VAL LYS LEU ASN GLN PRO PHE ASP ALA          
SEQRES  13 A  223  SER THR LEU LEU PRO LYS ARG LEU LYS TYR TYR ARG PHE          
SEQRES  14 A  223  ALA GLY SER LEU THR THR PRO PRO CYS THR GLU GLY VAL          
SEQRES  15 A  223  SER TRP LEU VAL LEU LYS THR TYR ASP HIS ILE ASP GLN          
SEQRES  16 A  223  ALA GLN ALA GLU LYS PHE THR ARG ALA VAL GLY SER GLU          
SEQRES  17 A  223  ASN ASN ARG PRO VAL GLN PRO LEU ASN ALA ARG VAL VAL          
SEQRES  18 A  223  ILE GLU                                                      
SEQRES   1 B  223  HIS THR HIS TRP GLY TYR THR GLY HIS ASP SER PRO GLU          
SEQRES   2 B  223  SER TRP GLY ASN LEU SER GLU GLU PHE ARG LEU CYS SER          
SEQRES   3 B  223  THR GLY LYS ASN GLN SER PRO VAL ASN ILE THR GLU THR          
SEQRES   4 B  223  VAL SER GLY LYS LEU PRO ALA ILE LYS VAL ASN TYR LYS          
SEQRES   5 B  223  PRO SER MET VAL ASP VAL GLU ASN ASN GLY HIS THR ILE          
SEQRES   6 B  223  GLN VAL ASN TYR PRO GLU GLY GLY ASN THR LEU THR VAL          
SEQRES   7 B  223  ASN GLY ARG THR TYR THR LEU LYS GLN PHE HIS PHE HIS          
SEQRES   8 B  223  VAL PRO SER GLU ASN GLN ILE LYS GLY ARG THR PHE PRO          
SEQRES   9 B  223  MET GLU ALA HIS PHE VAL HIS LEU ASP GLU ASN LYS GLN          
SEQRES  10 B  223  PRO LEU VAL LEU ALA VAL LEU TYR GLU ALA GLY LYS THR          
SEQRES  11 B  223  ASN GLY ARG LEU SER SER ILE TRP ASN VAL MET PRO MET          
SEQRES  12 B  223  THR ALA GLY LYS VAL LYS LEU ASN GLN PRO PHE ASP ALA          
SEQRES  13 B  223  SER THR LEU LEU PRO LYS ARG LEU LYS TYR TYR ARG PHE          
SEQRES  14 B  223  ALA GLY SER LEU THR THR PRO PRO CYS THR GLU GLY VAL          
SEQRES  15 B  223  SER TRP LEU VAL LEU LYS THR TYR ASP HIS ILE ASP GLN          
SEQRES  16 B  223  ALA GLN ALA GLU LYS PHE THR ARG ALA VAL GLY SER GLU          
SEQRES  17 B  223  ASN ASN ARG PRO VAL GLN PRO LEU ASN ALA ARG VAL VAL          
SEQRES  18 B  223  ILE GLU                                                      
HET     ZN  A 301       1                                                       
HET     ZN  B 302       1                                                       
HETNAM      ZN ZINC ION                                                         
FORMUL   3   ZN    2(ZN 2+)                                                     
FORMUL   5  HOH   *147(H2 O)                                                    
HELIX    1   1 GLY A   11  ASP A   13  5                                   3    
HELIX    2   2 PRO A   15  LEU A   21  5                                   7    
HELIX    3   3 GLU A   23  THR A   30  5                                   8    
HELIX    4   4 SER A  138  VAL A  143  1                                   6    
HELIX    5   5 ALA A  159  LEU A  162  5                                   4    
HELIX    6   6 GLN A  198  VAL A  208  1                                  11    
HELIX    7   7 PRO B   15  ASN B   20  5                                   6    
HELIX    8   8 GLU B   23  THR B   30  5                                   8    
HELIX    9   9 SER B  138  VAL B  143  1                                   6    
HELIX   10  10 ALA B  159  LEU B  162  5                                   4    
HELIX   11  11 GLN B  198  VAL B  208  1                                  11    
SHEET    1   A 7 ILE A  50  ASN A  53  0                                        
SHEET    2   A 7 THR A  78  VAL A  81 -1  N  THR A  80   O  LYS A  51           
SHEET    3   A 7 ARG A  84  HIS A  94 -1  N  TYR A  86   O  LEU A  79           
SHEET    4   A 7 MET A 108  LEU A 115 -1  N  LEU A 115   O  THR A  87           
SHEET    5   A 7 PRO A 121  TYR A 128 -1  N  TYR A 128   O  MET A 108           
SHEET    6   A 7 GLU A 183  LEU A 190  1  N  SER A 186   O  VAL A 123           
SHEET    7   A 7 TYR A 169  SER A 175 -1  N  GLY A 174   O  GLY A 184           
SHEET    1   B 4 GLY A 149  LYS A 152  0                                        
SHEET    2   B 4 VAL A  59  ASN A  63 -1  N  ASN A  63   O  GLY A 149           
SHEET    3   B 4 ILE A  68  TYR A  72 -1  N  ASN A  71   O  ASP A  60           
SHEET    4   B 4 GLN A  90  HIS A  92 -1  N  PHE A  91   O  VAL A  70           
SHEET    1   C 2 TYR A 128  ALA A 130  0                                        
SHEET    2   C 2 ASP A 194  ILE A 196  1  N  ASP A 194   O  GLU A 129           
SHEET    1   D 7 LYS B  51  ASN B  53  0                                        
SHEET    2   D 7 THR B  78  VAL B  81 -1  N  THR B  80   O  LYS B  51           
SHEET    3   D 7 ARG B  84  HIS B  94 -1  N  TYR B  86   O  LEU B  79           
SHEET    4   D 7 MET B 108  LEU B 115 -1  N  LEU B 115   O  THR B  87           
SHEET    5   D 7 PRO B 121  TYR B 128 -1  N  TYR B 128   O  MET B 108           
SHEET    6   D 7 GLU B 183  LEU B 190  1  N  SER B 186   O  VAL B 123           
SHEET    7   D 7 TYR B 169  SER B 175 -1  N  GLY B 174   O  GLY B 184           
SHEET    1   E 4 GLY B 149  LYS B 152  0                                        
SHEET    2   E 4 ASP B  60  ASN B  63 -1  N  ASN B  63   O  GLY B 149           
SHEET    3   E 4 ILE B  68  ASN B  71 -1  N  ASN B  71   O  ASP B  60           
SHEET    4   E 4 GLN B  90  HIS B  92 -1  N  PHE B  91   O  VAL B  70           
SHEET    1   F 2 TYR B 128  ALA B 130  0                                        
SHEET    2   F 2 ASP B 194  ILE B 196  1  N  ASP B 194   O  GLU B 129           
SSBOND   1 CYS A   28    CYS A  181                          1555   1555  2.02  
SSBOND   2 CYS B   28    CYS B  181                          1555   1555  2.02  
LINK         NE2 HIS A  92                ZN    ZN A 301     1555   1555  2.10  
LINK         NE2 HIS A  94                ZN    ZN A 301     1555   1555  2.21  
LINK         ND1 HIS A 111                ZN    ZN A 301     1555   1555  2.03  
LINK        ZN    ZN A 301                 O   HOH A 303     1555   1555  2.15  
LINK         NE2 HIS B  92                ZN    ZN B 302     1555   1555  2.12  
LINK         NE2 HIS B  94                ZN    ZN B 302     1555   1555  2.29  
LINK         ND1 HIS B 111                ZN    ZN B 302     1555   1555  2.16  
LINK        ZN    ZN B 302                 O   HOH B 305     1555   1555  2.10  
CISPEP   1 SER A   35    PRO A   36          0        -0.09                     
CISPEP   2 VAL A   95    PRO A   96          0        -0.44                     
CISPEP   3 PRO A  179    PRO A  180          0         0.42                     
CISPEP   4 SER B   35    PRO B   36          0        -0.04                     
CISPEP   5 VAL B   95    PRO B   96          0        -0.50                     
CISPEP   6 PRO B  179    PRO B  180          0         0.35                     
SITE     1 AC1  4 HIS A  92  HIS A  94  HIS A 111  HOH A 303                    
SITE     1 AC2  4 HIS B  92  HIS B  94  HIS B 111  HOH B 305                    
CRYST1   47.230   74.940   62.380  90.00  93.87  90.00 P 1 21 1      4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.021173  0.000000  0.001432        0.00000                         
SCALE2      0.000000  0.013344  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.016067        0.00000