HEADER    SERINE PROTEASE                         03-NOV-97   1AYE              
TITLE     HUMAN PROCARBOXYPEPTIDASE A2                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROCARBOXYPEPTIDASE A2;                                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PCPA2;                                                      
COMPND   5 EC: 3.4.17.15;                                                       
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 ORGAN: PANCREAS;                                                     
SOURCE   6 EXPRESSION_SYSTEM: PICHIA PASTORIS;                                  
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 4922                                        
KEYWDS    SERINE PROTEASE, ZYMOGEN, HYDROLASE                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    I.GARCIA-SAEZ,D.REVERTE,J.VENDRELL,F.X.AVILES,M.COLL                  
REVDAT   4   20-NOV-24 1AYE    1       REMARK                                   
REVDAT   3   02-AUG-23 1AYE    1       REMARK LINK                              
REVDAT   2   24-FEB-09 1AYE    1       VERSN                                    
REVDAT   1   13-JAN-99 1AYE    0                                                
JRNL        AUTH   I.GARCIA-SAEZ,D.REVERTER,J.VENDRELL,F.X.AVILES,M.COLL        
JRNL        TITL   THE THREE-DIMENSIONAL STRUCTURE OF HUMAN PROCARBOXYPEPTIDASE 
JRNL        TITL 2 A2. DECIPHERING THE BASIS OF THE INHIBITION, ACTIVATION AND  
JRNL        TITL 3 INTRINSIC ACTIVITY OF THE ZYMOGEN.                           
JRNL        REF    EMBO J.                       V.  16  6906 1997              
JRNL        REFN                   ISSN 0261-4189                               
JRNL        PMID   9384570                                                      
JRNL        DOI    10.1093/EMBOJ/16.23.6906                                     
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.GUASCH,M.COLL,F.X.AVILES,R.HUBER                           
REMARK   1  TITL   THREE-DIMENSIONAL STRUCTURE OF PORCINE PANCREATIC            
REMARK   1  TITL 2 PROCARBOXYPEPTIDASE A. A COMPARISON OF THE A AND B ZYMOGENS  
REMARK   1  TITL 3 AND THEIR DETERMINANTS FOR INHIBITION AND ACTIVATION         
REMARK   1  REF    J.MOL.BIOL.                   V. 224   141 1992              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.COLL,A.GUASCH,F.X.AVILES,R.HUBER                           
REMARK   1  TITL   THREE-DIMENSIONAL STRUCTURE OF PORCINE PROCARBOXYPEPTIDASE   
REMARK   1  TITL 2 B: A STRUCTURAL BASIS OF ITS INACTIVITY                      
REMARK   1  REF    EMBO J.                       V.  10     1 1991              
REMARK   1  REFN                   ISSN 0261-4189                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.843                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 37092                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-FACTOR                   
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.178                           
REMARK   3   FREE R VALUE                     : 0.222                           
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            : 3174                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 1                                       
REMARK   3   SOLVENT ATOMS            : 176                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED 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) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.736                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM19.SOL                                    
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPH19.SOL                                     
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1AYE 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_1000171407.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : APR-97                             
REMARK 200  TEMPERATURE           (KELVIN) : 288                                
REMARK 200  PH                             : 8.0                                
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          : RIGAKU RUH2R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE(002)                      
REMARK 200  OPTICS                         : COLLIMATOR                         
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38772                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.0                               
REMARK 200  DATA REDUNDANCY                : 3.400                              
REMARK 200  R MERGE                    (I) : 0.04700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 32.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.86                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 87.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.17800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 9.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR 3.843                                          
REMARK 200 STARTING MODEL: PDB ENTRY 1PCA                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.24                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0                                   
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       43.53500            
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: 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 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 ZYMOGEN OF ZINC-CONTAINING EXOPEPTIDASE, HYDROLYSIS OF               
REMARK 400 ALIMENTARY PROTEINS AND ESTERS                                       
REMARK 475                                                                      
REMARK 475 ZERO OCCUPANCY RESIDUES                                              
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.             
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                      
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)          
REMARK 475   M RES C  SSEQI                                                     
REMARK 475     GLY A   135                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LEU A    4A  N    CB   CG   CD1  CD2                             
REMARK 480     GLU A    5A  OE1  OE2                                            
REMARK 480     GLU A   20A  CD   OE1  OE2                                       
REMARK 480     GLU A   21A  CG   CD   OE1  OE2                                  
REMARK 480     LYS A   24A  CD   CE   NZ                                        
REMARK 480     GLN A   62A  CG   CD   OE1  NE2                                  
REMARK 480     GLU A   80A  CD   OE1  OE2                                       
REMARK 480     LYS A   88A  CE   NZ                                             
REMARK 480     ARG A   98A  CG   CD   NE   CZ   NH1  NH2                        
REMARK 480     ASN A    5   CB   CG   OD1  ND2                                  
REMARK 480     GLU A   16   CD   OE1  OE2                                       
REMARK 480     GLU A   28   CG   CD   OE1  OE2                                  
REMARK 480     LYS A   92   NZ                                                  
REMARK 480     LYS A  122   NZ                                                  
REMARK 480     LYS A  132   CD   CE   NZ                                        
REMARK 480     VAL A  133   O    CB   CG1  CG2                                  
REMARK 480     SER A  134   CA   C    O    CB   OG                              
REMARK 480     LYS A  188   CE   NZ                                             
REMARK 480     LYS A  225   CD   CE   NZ                                        
REMARK 480     LYS A  237   CE   NZ                                             
REMARK 480     ARG A  276   NE   CZ   NH1  NH2                                  
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  42A     -75.52   -124.99                                   
REMARK 500    ASP A  58       77.75   -104.76                                   
REMARK 500    LYS A  92      -53.77   -120.74                                   
REMARK 500    SER A 199      -17.58    144.50                                   
REMARK 500    GLN A 200       63.28     60.93                                   
REMARK 500    ASP A 215       30.97    -94.08                                   
REMARK 500    ILE A 247      -80.21   -113.10                                   
REMARK 500    TYR A 248     -175.88    172.80                                   
REMARK 500    LEU A 271     -175.70    -69.79                                   
REMARK 500    ASP A 273     -142.06   -111.87                                   
REMARK 500    LEU A 280       50.13    -92.87                                   
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 400  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  69   ND1                                                    
REMARK 620 2 GLU A  72   OE1 118.5                                              
REMARK 620 3 GLU A  72   OE2  95.7  60.9                                        
REMARK 620 4 HIS A 196   ND1  97.8  93.9 154.8                                  
REMARK 620 5 HOH A 401   O   123.1 111.4  85.4 104.6                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: S0                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: NULL                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: S1                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: NULL                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: S2                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: NULL                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: S3                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: NULL                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: S4                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: NULL                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 400                  
DBREF  1AYE A    4A  309  UNP    P48052   CPB2_HUMAN      17    417             
SEQRES   1 A  401  LEU GLU THR PHE VAL GLY ASP GLN VAL LEU GLU ILE VAL          
SEQRES   2 A  401  PRO SER ASN GLU GLU GLN ILE LYS ASN LEU LEU GLN LEU          
SEQRES   3 A  401  GLU ALA GLN GLU HIS LEU GLN LEU ASP PHE TRP LYS SER          
SEQRES   4 A  401  PRO THR THR PRO GLY GLU THR ALA HIS VAL ARG VAL PRO          
SEQRES   5 A  401  PHE VAL ASN VAL GLN ALA VAL LYS VAL PHE LEU GLU SER          
SEQRES   6 A  401  GLN GLY ILE ALA TYR SER ILE MET ILE GLU ASP VAL GLN          
SEQRES   7 A  401  VAL LEU LEU ASP LYS GLU ASN GLU GLU MET LEU PHE ASN          
SEQRES   8 A  401  ARG ARG ARG GLU ARG SER GLY ASN PHE ASN PHE GLY ALA          
SEQRES   9 A  401  TYR HIS THR LEU GLU GLU ILE SER GLN GLU MET ASP ASN          
SEQRES  10 A  401  LEU VAL ALA GLU HIS PRO GLY LEU VAL SER LYS VAL ASN          
SEQRES  11 A  401  ILE GLY SER SER PHE GLU ASN ARG PRO MET ASN VAL LEU          
SEQRES  12 A  401  LYS PHE SER THR GLY GLY ASP LYS PRO ALA ILE TRP LEU          
SEQRES  13 A  401  ASP ALA GLY ILE HIS ALA ARG GLU TRP VAL THR GLN ALA          
SEQRES  14 A  401  THR ALA LEU TRP THR ALA ASN LYS ILE VAL SER ASP TYR          
SEQRES  15 A  401  GLY LYS ASP PRO SER ILE THR SER ILE LEU ASP ALA LEU          
SEQRES  16 A  401  ASP ILE PHE LEU LEU PRO VAL THR ASN PRO ASP GLY TYR          
SEQRES  17 A  401  VAL PHE SER GLN THR LYS ASN ARG MET TRP ARG LYS THR          
SEQRES  18 A  401  ARG SER LYS VAL SER GLY SER LEU CYS VAL GLY VAL ASP          
SEQRES  19 A  401  PRO ASN ARG ASN TRP ASP ALA GLY PHE GLY GLY PRO GLY          
SEQRES  20 A  401  ALA SER SER ASN PRO CYS SER ASP SER TYR HIS GLY PRO          
SEQRES  21 A  401  SER ALA ASN SER GLU VAL GLU VAL LYS SER ILE VAL ASP          
SEQRES  22 A  401  PHE ILE LYS SER HIS GLY LYS VAL LYS ALA PHE ILE ILE          
SEQRES  23 A  401  LEU HIS SER TYR SER GLN LEU LEU MET PHE PRO TYR GLY          
SEQRES  24 A  401  TYR LYS CYS THR LYS LEU ASP ASP PHE ASP GLU LEU SER          
SEQRES  25 A  401  GLU VAL ALA GLN LYS ALA ALA GLN SER LEU ARG SER LEU          
SEQRES  26 A  401  HIS GLY THR LYS TYR LYS VAL GLY PRO ILE CYS SER VAL          
SEQRES  27 A  401  ILE TYR GLN ALA SER GLY GLY SER ILE ASP TRP SER TYR          
SEQRES  28 A  401  ASP TYR GLY ILE LYS TYR SER PHE ALA PHE GLU LEU ARG          
SEQRES  29 A  401  ASP THR GLY ARG TYR GLY PHE LEU LEU PRO ALA ARG GLN          
SEQRES  30 A  401  ILE LEU PRO THR ALA GLU GLU THR TRP LEU GLY LEU LYS          
SEQRES  31 A  401  ALA ILE MET GLU HIS VAL ARG ASP HIS PRO TYR                  
HET     ZN  A 400       1                                                       
HETNAM      ZN ZINC ION                                                         
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  HOH   *176(H2 O)                                                    
HELIX    1   1 GLU A   20A ALA A   31A 1                                  12    
HELIX    2   2 GLU A   33A LEU A   34B 5                                   3    
HELIX    3   3 PHE A   58A GLN A   71A 5                                  14    
HELIX    4   4 VAL A   82A ARG A    2  1                                  20    
HELIX    5   5 LEU A   15  GLU A   28  1                                  14    
HELIX    6   6 TRP A   73  ASP A   89  1                                  17    
HELIX    7   7 PRO A   94  ALA A  102  1                                   9    
HELIX    8   8 PRO A  113  THR A  121  1                                   9    
HELIX    9   9 PRO A  143  ARG A  145  5                                   3    
HELIX   10  10 VAL A  174  HIS A  186  1                                  13    
HELIX   11  11 PHE A  216  HIS A  234  1                                  19    
HELIX   12  12 ILE A  243  VAL A  246  1                                   4    
HELIX   13  13 SER A  254  TYR A  261  1                                   8    
HELIX   14  14 ALA A  283  ASP A  306  5                                  24    
SHEET    1   A 4 TYR A  75A ILE A  79A 0                                        
SHEET    2   A 4 GLN A  11A VAL A  16A-1  N  GLU A  14A  O  SER A  76A          
SHEET    3   A 4 THR A  51A VAL A  56A-1  N  VAL A  56A  O  GLN A  11A          
SHEET    4   A 4 ASP A  36A LYS A  39A-1  N  LYS A  39A  O  HIS A  53A          
SHEET    1   B 8 LYS A 239  PRO A 242  0                                        
SHEET    2   B 8 LEU A 201  PHE A 204  1  N  LEU A 202   O  LYS A 239           
SHEET    3   B 8 TYR A 265  GLU A 270 -1  N  GLU A 270   O  LEU A 201           
SHEET    4   B 8 VAL A 189  HIS A 196  1  N  PHE A 192   O  TYR A 265           
SHEET    5   B 8 PRO A  60  ALA A  66  1  N  ALA A  61   O  LYS A 190           
SHEET    6   B 8 LEU A 103  LEU A 108  1  N  ASP A 104   O  PRO A  60           
SHEET    7   B 8 PRO A  46  PHE A  52 -1  N  PHE A  52   O  ILE A 105           
SHEET    8   B 8 VAL A  33  SER A  40 -1  N  GLY A  39   O  MET A  47           
SSBOND   1 CYS A  138    CYS A  161                          1555   1555  2.00  
SSBOND   2 CYS A  210    CYS A  244                          1555   1555  2.01  
LINK         ND1 HIS A  69                ZN    ZN A 400     1555   1555  2.11  
LINK         OE1 GLU A  72                ZN    ZN A 400     1555   1555  2.08  
LINK         OE2 GLU A  72                ZN    ZN A 400     1555   1555  2.11  
LINK         ND1 HIS A 196                ZN    ZN A 400     1555   1555  2.12  
LINK        ZN    ZN A 400                 O   HOH A 401     1555   1555  1.98  
CISPEP   1 SER A  197    TYR A  198          0        -0.73                     
CISPEP   2 PRO A  205    TYR A  206          0        -0.05                     
CISPEP   3 ARG A  272    ASP A  273          0        -0.18                     
SITE     1  S0  3 ARG A 145  ASN A 144  TYR A 248                               
SITE     1  S1  2 ARG A 127  GLU A 270                                          
SITE     1  S2  4 ARG A  71  SER A 197  TYR A 198  SER A 199                    
SITE     1  S3  1 PHE A 279                                                     
SITE     1  S4  3 LYS A 122  ARG A 124  LYS A 128                               
SITE     1 AC1  4 HIS A  69  GLU A  72  HIS A 196  HOH A 401                    
CRYST1   42.200   87.070   59.020  90.00  99.35  90.00 P 1 21 1      2          
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      0.023697  0.000000  0.003902        0.00000                         
SCALE2      0.000000  0.011485  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017172        0.00000