HEADER    HYDROLASE (SULFHYDRYL PROTEINASE)       01-NOV-76   3PAD              
OBSLTE     24-OCT-86 3PAD      9PAP                                             
TITLE     BINDING OF CHLOROMETHYL KETONE SUBSTRATE ANALOGUES TO                 
TITLE    2 CRYSTALLINE PAPAIN                                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE:;                                                           
COMPND   3 CHAIN: NULL;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1                                                             
KEYWDS    HYDROLASE (SULFHYDRYL PROTEINASE)                                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.DRENTH,K.H.KALK,H.M.SWEN                                            
REVDAT   9   24-OCT-86 3PAD    3       OBSLTE                                   
REVDAT   8   17-FEB-84 3PAD    1       REMARK                                   
REVDAT   7   30-SEP-83 3PAD    1       REVDAT                                   
REVDAT   6   14-SEP-81 3PAD    1       REMARK                                   
REVDAT   5   31-DEC-80 3PAD    1       REMARK                                   
REVDAT   4   24-JAN-78 3PAD    1       COMPND                                   
REVDAT   3   30-DEC-77 3PAD    1       REMARK                                   
REVDAT   2   01-NOV-77 3PAD    1       COMPND SOURCE AUTHOR REMARK              
REVDAT   2 2                   1       FORMUL SSBOND                            
REVDAT   1   12-APR-77 3PAD    0                                                
SPRSDE     12-APR-77 3PAD      4PAP                                             
JRNL        AUTH   J.DRENTH,K.H.KALK,H.M.SWEN                                   
JRNL        TITL   BINDING OF CHLOROMETHYL KETONE SUBSTRATE ANALOGUES           
JRNL        TITL 2 TO CRYSTALLINE PAPAIN                                        
JRNL        REF    BIOCHEMISTRY                  V.  15  3731 1976              
JRNL        REFN   ASTM BICHAW  US ISSN 0006-2960                               
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.DRENTH,J.N.JANSONIUS,R.KOEKOEK,B.G.WOLTHERS                
REMARK   1  TITL   THE STRUCTURE OF PAPAIN                                      
REMARK   1  REF    ADV.PROTEIN CHEM.             V.  25    79 1971              
REMARK   1  REFN   ASTM APCHA2  US ISSN 0065-3233                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   J.DRENTH,J.N.JANSONIUS,R.KOEKOEK,L.A.A.SLUYTERMAN,           
REMARK   1  AUTH 2 B.G.WOLTHERS                                                 
REMARK   1  TITL   THE STRUCTURE OF THE PAPAIN MOLECULE                         
REMARK   1  REF    PHILOS.TRANS.R.SOC.LONDON,    V. 257   231 1970              
REMARK   1  REF  2 SER.B                                                        
REMARK   1  REFN   ASTM PTRBAE  UK ISSN 0080-4622                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   J.DRENTH,J.N.JANSONIUS,R.KOEKOEK,H.M.SWEN,                   
REMARK   1  AUTH 2 B.G.WOLTHERS                                                 
REMARK   1  TITL   STRUCTURE OF PAPAIN                                          
REMARK   1  REF    NATURE                        V. 218   929 1968              
REMARK   1  REFN   ASTM NATUAS  UK ISSN 0028-0836                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  EDIT   R.J.FELDMANN                                                 
REMARK   1  REF    ATLAS OF MACROMOLECULAR                260 1976              
REMARK   1  REF  2 STRUCTURE ON MICROFICHE                                      
REMARK   1  PUBL   TRACOR JITCO INC.,ROCKVILLE,MD.                              
REMARK   1  REFN                   ISBN 0-917934-01-6                           
REMARK   1 REFERENCE 5                                                          
REMARK   1  EDIT   M.O.DAYHOFF                                                  
REMARK   1  REF    ATLAS OF PROTEIN SEQUENCE     V.   5   121 1972              
REMARK   1  REF  2 AND STRUCTURE (DATA SECTION)                                 
REMARK   1  PUBL   NATIONAL BIOMEDICAL RESEARCH FOUNDATION, SILVER              
REMARK   1  PUBL 2 SPRING,MD.                                                   
REMARK   1  REFN                   ISBN 0-912466-02-2                           
REMARK   2                                                                      
REMARK   2 RESOLUTION. NULL ANGSTROMS.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : NULL                                                 
REMARK   3   AUTHORS     : NULL                                                 
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : NULL                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
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             : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
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            : 1655                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 30                                      
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) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3PAD COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998                       
REMARK   5                                                                      
REMARK   5 3PAD THE SHEET SUBSTRUCTURE OF THIS MOLECULE IS DOUBLY 3PAD          
REMARK   5 BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE 3PAD           
REMARK   5 SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED. STRANDS 4,5,6           
REMARK   5 3PAD OF S1A ARE IDENTICAL TO STRANDS 2,3,4 OF S1B. 3PAD              
REMARK   6                                                                      
REMARK   6 3PAD THE AXIAL SYSTEM OF THIS COORDINATE SET IS RELATED TO           
REMARK   6 THE 3PAD CRYSTALLOGRAPHIC AXES BY THE FOLLOWING - 3PAD (I)           
REMARK   6 ITS ORIGIN IS DISPLACED BY THE VECTOR 3PAD (11.6,-101.2,-            
REMARK   6 38.55) IN ANGSTROMS. 3PAD (II) ROTATION OF THE OLD AXES BY           
REMARK   6 +178.785 DEGREES 3PAD ABOUT X. 3PAD A PRECISE STATEMENT OF           
REMARK   6 THIS TRANSFORMATION IS CONTAINED 3PAD IN THE SCALE RECORDS           
REMARK   6 BELOW WHICH CAN BE USED TO PRODUCE 3PAD FRACTIONAL                   
REMARK   6 CRYSTALLOGRAPHIC COORDINATES FROM THOSE 3PAD STORED HERE.            
REMARK   6 3PAD                                                                 
REMARK   7                                                                      
REMARK   7 3PAD IN THIS STRUCTURE CYSTEINE 25 IS OXIDIZED TO CYSTEIC            
REMARK   7 ACID. 3PAD THE TWO OXYGEN ATOMS BOUND TO THE SG ATOM OF CYS          
REMARK   7 -25 OCCUR 3PAD AS OD1 AND OD2 IN THE HETATM RECORDS AFTER            
REMARK   7 THE MAIN LISTING 3PAD FOR THE PROTEIN. THIS WAS DONE TO              
REMARK   7 AVOID DEFINING A SPECIAL 3PAD RESIDUE WHICH WAS PART OF THE          
REMARK   7 MAIN CHAIN OF THE PROTEIN. 3PAD                                      
REMARK   8                                                                      
REMARK   8 3PAD CORRECTION. REFORMAT HEADER INFORMATION TO MEET NEW             
REMARK   8 3PAD SPECIFICATIONS. 3PAD ADD FORMUL RECORDS. 3PAD ADD               
REMARK   8 SSBOND RECORDS. 3PAD 01-NOV-77. 3PAD                                 
REMARK   9                                                                      
REMARK   9 3PAD CORRECTION. CHANGE CODEN ON REFN RECORD OF REFERENCE            
REMARK   9 3. 3PAD 30-DEC-77. 3PAD                                              
REMARK  10                                                                      
REMARK  10 3PAD CORRECTION. REFORMAT COMPND RECORD TO MEET NEW 3PAD             
REMARK  10 SPECIFICATIONS. 24-JAN-78. 3PAD                                      
REMARK  11                                                                      
REMARK  11 3PAD CORRECTION. STANDARDIZE FORMAT OF REMARK 2. 31-DEC-80.          
REMARK  11 3PAD                                                                 
REMARK  12                                                                      
REMARK  12 3PAD CORRECTION. CORRECT ASTM CODE FOR REFERENCE 2. 14-SEP-          
REMARK  12 81. 3PAD                                                             
REMARK  13                                                                      
REMARK  13 3PAD CORRECTION. INSERT REVDAT RECORDS. 30-SEP-83. 3PAD              
REMARK  14                                                                      
REMARK  14 3PAD CORRECTION. CORRECT JOURNAL NAME FOR REFERENCES 1 AND           
REMARK  14 3. 3PAD 17-FEB-84. 3PAD                                              
REMARK  15                                                                      
REMARK  15 3PAD CORRECTION. THIS ENTRY IS OBSOLETE. 24-OCT-86. 3PAD             
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
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: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.61                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.54                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   1/2-X,-Y,1/2+Z                                          
REMARK 290       3555   -X,1/2+Y,1/2-Z                                          
REMARK 290       4555   1/2+X,1/2-Y,-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       22.50023            
REMARK 290   SMTRY2   2  0.000000 -0.999085  0.042193       -0.53599            
REMARK 290   SMTRY3   2  0.000000  0.043374  0.999085      -25.39487            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  0.999085 -0.042193      -51.24843            
REMARK 290   SMTRY3   3  0.000000 -0.043374 -0.999085      -24.29456            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.50023            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000      -50.71244            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        1.10032            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT             
REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). SEE REMARK 350 FOR                     
REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S).                
REMARK 350                                                                      
REMARK 350 GENERATING THE BIOMOLECULE                                           
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 APPLY THE FOLLOWING TO CHAINS: I                                     
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 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     GLN     9    OE1   NE2                                           
REMARK 470     ASN    18    OD1   ND2                                           
REMARK 470     GLN    19    OE1   NE2                                           
REMARK 470     ASN    44    OD1   ND2                                           
REMARK 470     ASN    46    OD1   ND2                                           
REMARK 470     GLN    47    OE1   NE2                                           
REMARK 470     GLN    51    OE1   NE2                                           
REMARK 470     ASN    64    OD1   ND2                                           
REMARK 470     GLN    73    OE1   NE2                                           
REMARK 470     GLN    77    OE1   NE2                                           
REMARK 470     ASN    84    OD1   ND2                                           
REMARK 470     GLN    92    OE1   NE2                                           
REMARK 470     GLN   112    OE1   NE2                                           
REMARK 470     GLN   114    OE1   NE2                                           
REMARK 470     ASN   117    OD1   ND2                                           
REMARK 470     GLN   118    OE1   NE2                                           
REMARK 470     ASN   127    OD1   ND2                                           
REMARK 470     GLN   128    OE1   NE2                                           
REMARK 470     GLN   135    OE1   NE2                                           
REMARK 470     GLN   142    OE1   NE2                                           
REMARK 470     ASN   155    OD1   ND2                                           
REMARK 470     ASN   169    OD1   ND2                                           
REMARK 470     ASN   175    OD1   ND2                                           
REMARK 470     ASN   184    OD1   ND2                                           
REMARK 470     ASN   195    OD1   ND2                                           
REMARK 470     ASN   212    OD1   ND2                                           
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI                             
REMARK 500   OH   TYR     203     O    HOH      25              1.11            
REMARK 500   SG   CYS      25     OD1  CYA I     1              1.49            
REMARK 500   SG   CYS      25     OD2  CYA I     1              1.54            
REMARK 500   O    GLN      19     OH   TYR      88              1.75            
REMARK 500   CZ   TYR     203     O    HOH      25              1.91            
REMARK 500   O    ALA      30     OG1  THR      33              1.93            
REMARK 500  AE1   GLN     135     N    GLY     154              1.93            
REMARK 500   O    GLY      11     O    HOH       6              2.02            
REMARK 500   CB   GLN     112     CE2  PHE     207              2.15            
REMARK 500   O    ALA     136     N    GLY     138              2.16            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   NH2  ARG      58     C    GLY     180     4466     0.67            
REMARK 500   NH2  ARG      58     N    TRP     181     4466     0.79            
REMARK 500   CE1  TYR      94     CD   ARG     145     4466     0.80            
REMARK 500   CZ   TYR      94     NE   ARG     145     4466     0.84            
REMARK 500   CG   TYR      94     CB   ARG     145     4466     1.09            
REMARK 500   CA   GLY     178     O    HOH       2     4566     1.15            
REMARK 500   CG   GLN      92     OG1  THR     179     4466     1.18            
REMARK 500  AE2   GLN      92     CG2  THR     179     4466     1.18            
REMARK 500   CZ   TYR      94     CD   ARG     145     4466     1.19            
REMARK 500   CB   GLN      92     OG1  THR     179     4466     1.24            
REMARK 500   CE1  TYR      94     CG   ARG     145     4466     1.32            
REMARK 500   OH   TYR      94     NE   ARG     145     4466     1.32            
REMARK 500  AE2   GLN      92     CB   THR     179     4466     1.37            
REMARK 500   CD   GLN      92     OG1  THR     179     4466     1.40            
REMARK 500   CD1  TYR      94     CB   ARG     145     4466     1.40            
REMARK 500   CD2  TYR      94     CB   ARG     145     4466     1.47            
REMARK 500   CD   GLN      92     N    THR     179     4466     1.48            
REMARK 500   OH   TYR      94     CZ   ARG     145     4466     1.50            
REMARK 500   CZ   ARG      58     C    GLY     180     4466     1.51            
REMARK 500   NH2  ARG      58     O    GLY     180     4466     1.52            
REMARK 500   CD   ARG      98     NH2  ARG     145     4466     1.57            
REMARK 500   NH1  ARG      58     O    GLY     178     4466     1.62            
REMARK 500  AE1   GLN      92     N    THR     179     4466     1.63            
REMARK 500   CZ   ARG      58     N    TRP     181     4466     1.65            
REMARK 500   CD   GLN      92     CB   THR     179     4466     1.66            
REMARK 500   CD   GLN      92     CA   THR     179     4466     1.69            
REMARK 500   OH   TYR      94     CD   ARG     145     4466     1.71            
REMARK 500   CZ   TYR      94     CG   ARG     145     4466     1.72            
REMARK 500   CG   GLN      92     CB   THR     179     4466     1.74            
REMARK 500   CE2  TYR      94     NE   ARG     145     4466     1.74            
REMARK 500   CG   GLN      92     C    THR     179     4466     1.75            
REMARK 500   CE1  TYR      94     NE   ARG     145     4466     1.78            
REMARK 500  AE2   GLN      92     N    THR     179     4466     1.83            
REMARK 500   N    ARG      93     O    THR     179     4466     1.83            
REMARK 500   NZ   LYS     139     O    GLY     192     2665     1.83            
REMARK 500   NH2  ARG      58     CA   TRP     181     4466     1.85            
REMARK 500  AE2   GLN      92     OG1  THR     179     4466     1.85            
REMARK 500   OH   TYR      94     NH1  ARG     145     4466     1.85            
REMARK 500   CD1  TYR      94     CG   ARG     145     4466     1.88            
REMARK 500   CG   TYR      94     CA   ARG     145     4466     1.89            
REMARK 500   CG   GLN      92     CA   THR     179     4466     1.90            
REMARK 500  AE2   GLN      92     CA   THR     179     4466     1.95            
REMARK 500   CE1  TYR      94     CB   ARG     145     4466     1.96            
REMARK 500   O    ASP      55     O    GLY     180     4466     1.97            
REMARK 500   CE2  TYR      94     CB   ARG     145     4466     1.97            
REMARK 500   N    GLY     178     O    HOH       2     4566     1.97            
REMARK 500   O    CYS      95     NE   ARG     145     4466     2.04            
REMARK 500   CG   GLN      92     O    THR     179     4466     2.07            
REMARK 500   CZ   TYR      94     CZ   ARG     145     4466     2.09            
REMARK 500   NH2  ARG      58     CA   GLY     180     4466     2.10            
REMARK 500   C    GLN      92     O    THR     179     4466     2.13            
REMARK 500   CZ   TYR      94     CB   ARG     145     4466     2.16            
REMARK 500   CZ   ARG      58     O    GLY     180     4466     2.17            
REMARK 500   NH1  ARG      58     N    TRP     181     4466     2.17            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),F6.3)                  
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991                                
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    SER    70   N     SER    70   CA     0.226                        
REMARK 500    PRO   152   CD    PRO   152   N     -0.158                        
REMARK 500    ASP   158   C     HIS   159   N     -0.346                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991                                
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ILE     1   N   -  CA  -  C   ANGL. DEV. =-21.0 DEGREES           
REMARK 500    CYS    25   CA  -  CB  -  SG  ANGL. DEV. =-19.8 DEGREES           
REMARK 500    ASP   158   CA  -  C   -  N   ANGL. DEV. = 19.6 DEGREES           
REMARK 500    ASP   158   O   -  C   -  N   ANGL. DEV. =-20.2 DEGREES           
REMARK 500    HIS   159   C   -  N   -  CA  ANGL. DEV. = 37.4 DEGREES           
REMARK 500    HIS   159   CA  -  C   -  N   ANGL. DEV. = 19.4 DEGREES           
REMARK 500    PHE   207   N   -  CA  -  C   ANGL. DEV. = 22.2 DEGREES           
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  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN    64       67.34    139.01                                   
SEQRES   1    212  ILE PRO GLU TYR VAL ASP TRP ARG GLN LYS GLY ALA VAL          
SEQRES   2    212  THR PRO VAL LYS ASN GLN GLY SER CYS GLY SER CYS TRP          
SEQRES   3    212  ALA PHE SER ALA VAL VAL THR ILE GLU GLY ILE ILE LYS          
SEQRES   4    212  ILE ARG THR GLY ASN LEU ASN GLN TYR SER GLU GLN GLU          
SEQRES   5    212  LEU LEU ASP CYS ASP ARG ARG SER TYR GLY CYS ASN GLY          
SEQRES   6    212  GLY TYR PRO TRP SER ALA LEU GLN LEU VAL ALA GLN TYR          
SEQRES   7    212  GLY ILE HIS TYR ARG ASN THR TYR PRO TYR GLU GLY VAL          
SEQRES   8    212  GLN ARG TYR CYS ARG SER ARG GLU LYS GLY PRO TYR ALA          
SEQRES   9    212  ALA LYS THR ASP GLY VAL ARG GLN VAL GLN PRO TYR ASN          
SEQRES  10    212  GLN GLY ALA LEU LEU TYR SER ILE ALA ASN GLN PRO VAL          
SEQRES  11    212  SER VAL VAL LEU GLN ALA ALA GLY LYS ASP PHE GLN LEU          
SEQRES  12    212  TYR ARG GLY GLY ILE PHE VAL GLY PRO CYS GLY ASN LYS          
SEQRES  13    212  VAL ASP HIS ALA VAL ALA ALA VAL GLY TYR GLY PRO ASN          
SEQRES  14    212  TYR ILE LEU ILE LYS ASN SER TRP GLY THR GLY TRP GLY          
SEQRES  15    212  GLU ASN GLY TYR ILE ARG ILE LYS ARG GLY THR GLY ASN          
SEQRES  16    212  SER TYR GLY VAL CYS GLY LEU TYR THR SER SER PHE TYR          
SEQRES  17    212  PRO VAL LYS ASN                                              
FTNOTE   1 RESIDUE 152 IS A CIS PROLINE.                                        
FTNOTE   2 SOME COORDINATES WERE AFFECTED BY THE BINDING OF THE                 
FTNOTE   2  INHIBITOR.                                                          
HET    CYA  I   1       2                                                       
HETNAM     CYA TWO OXYGEN ATOMS BOUND TO SG OF CYS                              
FORMUL   2  CYA    O2                                                           
FORMUL   3  HOH   *30(H2 O1)                                                    
HELIX    1  H1 SER     24  GLY     43  1                                  20    
HELIX    2  H2 GLU     50  ARG     58  1                                   9    
HELIX    3  H3 TYR     67  TYR     78  1                                  12    
HELIX    4  H4 ASN    117  GLN    128  1                                  12    
HELIX    5  H5 ALA    137  LEU    143  1                                   7    
SHEET    1 S1A 7 ARG   111  GLN   112  0                                        
SHEET    2 S1A 7 SER   206  TYR   208 -1  N  TYR   208   O  ARG   111           
SHEET    3 S1A 7 VAL   130  SER   131 -1  N  SER   131   O  PHE   207           
SHEET    4 S1A 7 ALA   162  GLY   167 -1  N  ALA   163   O  VAL   130           
SHEET    5 S1A 7 ASN   169  ASN   175 -1  N  LYS   174   O  ALA   162           
SHEET    6 S1A 7 GLY   185  ARG   191 -1  N  ILE   187   O  ILE   173           
SHEET    7 S1A 7 GLU   183  GLU   183 -1  N  GLU   183   O  TYR   186           
SHEET    1 S1B 5 VAL     5  TRP     7  0                                        
SHEET    2 S1B 5 ALA   162  GLY   167 -1  N  TYR   166   O  VAL     5           
SHEET    3 S1B 5 ASN   169  ASN   175 -1  N  LEU   172   O  GLY   165           
SHEET    4 S1B 5 GLY   185  ARG   191 -1  N  ILE   189   O  ILE   171           
SHEET    5 S1B 5 PHE   149  PHE   149  1  N  PHE   149   O  ARG   188           
TURN     1  T1 GLY    62  GLY    65                                             
TURN     2  T2 GLY   167  TYR   170                                             
SSBOND   1 CYS     22    CYS     63                                             
SSBOND   2 CYS     56    CYS     95                                             
SSBOND   3 CYS    153    CYS    200                                             
CISPEP   1 GLY    151    PRO    152          0       -12.60                     
CRYST1   45.000  104.300   50.800  90.00  90.00  90.00 P 21 21 21    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      0.022222  0.000000  0.000000        0.25778                         
SCALE2      0.000000 -0.009855  0.000208        0.96204                         
SCALE3      0.000000 -0.000427 -0.019680        0.80185