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Database: PDB
Entry: 1RHJ
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Original site: 1RHJ 
HEADER    HYDROLASE                               14-NOV-03   1RHJ              
TITLE     CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE-3 WITH A PRYAZINONE       
TITLE    2 INHIBITOR                                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CASPASE-3;                                                 
COMPND   3 CHAIN: A, C;                                                         
COMPND   4 FRAGMENT: P17 SUBUNIT;                                               
COMPND   5 SYNONYM: CYSTEINE PROTEASE CPP32, YAMA PROTEIN, CPP-32, APOPAIN,     
COMPND   6 CASP-3, SREBP CLEAVAGE ACTIVITY 1, SCA-1;                            
COMPND   7 EC: 3.4.22.-;                                                        
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: CASPASE-3;                                                 
COMPND  11 CHAIN: B, D;                                                         
COMPND  12 FRAGMENT: P12 SUBUNIT;                                               
COMPND  13 SYNONYM: CYSTEINE PROTEASE CPP32, YAMA PROTEIN, CPP-32, APOPAIN,     
COMPND  14 CASP-3, SREBP CLEAVAGE ACTIVITY 1, SCA-1;                            
COMPND  15 EC: 3.4.22.-;                                                        
COMPND  16 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: CASP3, CPP32;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET20B+;                                  
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: CASP3, CPP32;                                                  
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID                               
KEYWDS    CYSTEINE PROTEASE, CASPASE-3, APOPAIN, CPP32, YAMA, COMPLEX           
KEYWDS   2 (PROTEASE-INHIBITOR), HYDROLASE                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.W.BECKER,J.ROTONDA,S.M.SOISSON                                      
REVDAT   5   20-SEP-23 1RHJ    1       REMARK                                   
REVDAT   4   21-DEC-22 1RHJ    1       REMARK SEQADV LINK                       
REVDAT   3   11-OCT-17 1RHJ    1       REMARK                                   
REVDAT   2   24-FEB-09 1RHJ    1       VERSN                                    
REVDAT   1   11-MAY-04 1RHJ    0                                                
JRNL        AUTH   J.W.BECKER,J.ROTONDA,S.M.SOISSON,R.ASPIOTIS,C.BAYLY,         
JRNL        AUTH 2 S.FRANCOEUR,M.GALLANT,M.GARCIA-CALVO,A.GIROUX,E.GRIMM,Y.HAN, 
JRNL        AUTH 3 D.MCKAY,D.W.NICHOLSON,E.PETERSON,J.RENAUD,S.ROY,             
JRNL        AUTH 4 N.THORNBERRY,R.ZAMBONI                                       
JRNL        TITL   REDUCING THE PEPTIDYL FEATURES OF CASPASE-3 INHIBITORS: A    
JRNL        TITL 2 STRUCTURAL ANALYSIS.                                         
JRNL        REF    J.MED.CHEM.                   V.  47  2466 2004              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   15115390                                                     
JRNL        DOI    10.1021/JM0305523                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNX 2002                                             
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN,ACCELRYS                   
REMARK   3               : SOFTWARE INC.(BADGER,BERARD,KUMAR,SZALMA,            
REMARK   3               : YIP,DZAKULA)                                         
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.90                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 175071.300                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 94.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 29784                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.204                           
REMARK   3   R VALUE            (WORKING SET) : 0.204                           
REMARK   3   FREE R VALUE                     : 0.252                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2987                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE     (WORKING + TEST SET, NO CUTOFF) : NULL                 
REMARK   3   R VALUE            (WORKING SET, NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE                    (NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE TEST SET SIZE   (%, NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE TEST SET COUNT     (NO CUTOFF) : NULL                 
REMARK   3   ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL                 
REMARK   3   TOTAL NUMBER OF REFLECTIONS     (NO CUTOFF) : 29784                
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.34                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 87.00                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4086                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2250                       
REMARK   3   BIN FREE R VALUE                    : 0.2850                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.30                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 469                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.013                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3740                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 82                                      
REMARK   3   SOLVENT ATOMS            : 233                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 10.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.10                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.58000                                              
REMARK   3    B22 (A**2) : 3.84000                                              
REMARK   3    B33 (A**2) : -4.42000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -3.76000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.25                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.18                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.32                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.27                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.40                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.000                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.320 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.070 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.220 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.200 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.37                                                 
REMARK   3   BSOL        : 40.66                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.P                                  
REMARK   3  PARAMETER FILE  2  : WATER_REP.PAR                                  
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  4  : PYR.PAR                                        
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : PYR.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED                   
REMARK   4                                                                      
REMARK   4 1RHJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-NOV-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000020749.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-SEP-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MAR                                
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 30288                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 19.900                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.6                               
REMARK 200  DATA REDUNDANCY                : 3.360                              
REMARK 200  R MERGE                    (I) : 0.05600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.28                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 76.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.41                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.16400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNX                                                   
REMARK 200 STARTING MODEL: PROTEIN PART OF 1PAU.PDB                             
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.66                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG-6000, 100 MM CITRATE, 20 MM L    
REMARK 280  -CYSTEINE, 5 MM GLYCEROL, 3 MM NAN(3), PH 4.8, VAPOR DIFFUSION,     
REMARK 280  HANGING DROP, TEMPERATURE 293K                                      
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       34.38200            
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 300 REMARK: THE ASYMMETRIC UNIT CONTAINS ONE BIOLOGICAL ASSEMBLY.        
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 15170 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 17050 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -71.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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     SER A   145                                                      
REMARK 465     GLY A   146                                                      
REMARK 465     ILE A   147                                                      
REMARK 465     SER A   148                                                      
REMARK 465     LEU A   149                                                      
REMARK 465     THR A   296                                                      
REMARK 465     ASP A   297                                                      
REMARK 465     SER B   310                                                      
REMARK 465     GLY B   311                                                      
REMARK 465     VAL B   312                                                      
REMARK 465     ASP B   313                                                      
REMARK 465     ASP B   314                                                      
REMARK 465     ASP B   315                                                      
REMARK 465     MET B   316                                                      
REMARK 465     ALA B   317                                                      
REMARK 465     CYS B   318                                                      
REMARK 465     HIS B   319                                                      
REMARK 465     HIS B   402                                                      
REMARK 465     LEU B   403                                                      
REMARK 465     GLU B   404                                                      
REMARK 465     HIS B   405                                                      
REMARK 465     HIS B   406                                                      
REMARK 465     HIS B   407                                                      
REMARK 465     HIS B   408                                                      
REMARK 465     HIS B   409                                                      
REMARK 465     HIS B   410                                                      
REMARK 465     SER C   645                                                      
REMARK 465     GLY C   646                                                      
REMARK 465     ILE C   647                                                      
REMARK 465     SER C   648                                                      
REMARK 465     LEU C   649                                                      
REMARK 465     THR C   796                                                      
REMARK 465     ASP C   797                                                      
REMARK 465     SER D   810                                                      
REMARK 465     GLY D   811                                                      
REMARK 465     VAL D   812                                                      
REMARK 465     ASP D   813                                                      
REMARK 465     ASP D   814                                                      
REMARK 465     ASP D   815                                                      
REMARK 465     MET D   816                                                      
REMARK 465     ALA D   817                                                      
REMARK 465     CYS D   818                                                      
REMARK 465     HIS D   819                                                      
REMARK 465     HIS D   902                                                      
REMARK 465     LEU D   903                                                      
REMARK 465     GLU D   904                                                      
REMARK 465     HIS D   905                                                      
REMARK 465     HIS D   906                                                      
REMARK 465     HIS D   907                                                      
REMARK 465     HIS D   908                                                      
REMARK 465     HIS D   909                                                      
REMARK 465     HIS D   910                                                      
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    SER A 175A      -1.66    -58.09                                   
REMARK 500    LYS A 197       30.85     78.59                                   
REMARK 500    ASP A 205       73.49     35.98                                   
REMARK 500    SER A 236     -170.27   -175.07                                   
REMARK 500    CYS A 270       79.46   -119.97                                   
REMARK 500    LYS B 363      -58.21   -130.85                                   
REMARK 500    PHE B 400       30.87    -84.23                                   
REMARK 500    LYS C 697       32.34     72.22                                   
REMARK 500    ASP C 705       75.67     42.63                                   
REMARK 500    SER C 736     -170.78   -178.38                                   
REMARK 500    ASP D 826       32.98     74.27                                   
REMARK 500    LYS D 863      -46.64   -145.08                                   
REMARK 500    PHE D 900       30.07    -84.79                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PZN C 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PZN A 501                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1PAU   RELATED DB: PDB                                   
REMARK 900 CASPASE-3 COMPLEX WITH ACETYL-ASP-GLU-VAL-ASP-ALDEHYDE               
REMARK 900 RELATED ID: 1RHK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1RHM   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1RHQ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1RHR   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1RHU   RELATED DB: PDB                                   
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE HIS TAGS ON CHAINS B AND D WERE NOT                              
REMARK 999 CLEAVED FOR THIS ENTRY.                                              
DBREF  1RHJ A  145   297  UNP    P42574   CASP3_HUMAN     29    175             
DBREF  1RHJ B  310   402  UNP    P42574   CASP3_HUMAN    176    277             
DBREF  1RHJ C  645   797  UNP    P42574   CASP3_HUMAN     29    175             
DBREF  1RHJ D  810   902  UNP    P42574   CASP3_HUMAN    176    277             
SEQADV 1RHJ GLU B  324  UNP  P42574    ASP   190 VARIANT                        
SEQADV 1RHJ LEU B  403  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ GLU B  404  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS B  405  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS B  406  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS B  407  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS B  408  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS B  409  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS B  410  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ GLU D  824  UNP  P42574    ASP   190 VARIANT                        
SEQADV 1RHJ LEU D  903  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ GLU D  904  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS D  905  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS D  906  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS D  907  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS D  908  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS D  909  UNP  P42574              EXPRESSION TAG                 
SEQADV 1RHJ HIS D  910  UNP  P42574              EXPRESSION TAG                 
SEQRES   1 A  147  SER GLY ILE SER LEU ASP ASN SER TYR LYS MET ASP TYR          
SEQRES   2 A  147  PRO GLU MET GLY LEU CYS ILE ILE ILE ASN ASN LYS ASN          
SEQRES   3 A  147  PHE HIS LYS SER THR GLY MET THR SER ARG SER GLY THR          
SEQRES   4 A  147  ASP VAL ASP ALA ALA ASN LEU ARG GLU THR PHE ARG ASN          
SEQRES   5 A  147  LEU LYS TYR GLU VAL ARG ASN LYS ASN ASP LEU THR ARG          
SEQRES   6 A  147  GLU GLU ILE VAL GLU LEU MET ARG ASP VAL SER LYS GLU          
SEQRES   7 A  147  ASP HIS SER LYS ARG SER SER PHE VAL CYS VAL LEU LEU          
SEQRES   8 A  147  SER HIS GLY GLU GLU GLY ILE ILE PHE GLY THR ASN GLY          
SEQRES   9 A  147  PRO VAL ASP LEU LYS LYS ILE THR ASN PHE PHE ARG GLY          
SEQRES  10 A  147  ASP ARG CYS ARG SER LEU THR GLY LYS PRO LYS LEU PHE          
SEQRES  11 A  147  ILE ILE GLN ALA CYS ARG GLY THR GLU LEU ASP CYS GLY          
SEQRES  12 A  147  ILE GLU THR ASP                                              
SEQRES   1 B  110  SER GLY VAL ASP ASP ASP MET ALA CYS HIS LYS ILE PRO          
SEQRES   2 B  110  VAL GLU ALA ASP PHE LEU TYR ALA TYR SER THR ALA PRO          
SEQRES   3 B  110  GLY TYR TYR SER TRP ARG ASN SER LYS ASP GLY SER TRP          
SEQRES   4 B  110  PHE ILE GLN SER LEU CYS ALA MET LEU LYS GLN TYR ALA          
SEQRES   5 B  110  ASP LYS LEU GLU PHE MET HIS ILE LEU THR ARG VAL ASN          
SEQRES   6 B  110  ARG LYS VAL ALA THR GLU PHE GLU SER PHE SER PHE ASP          
SEQRES   7 B  110  ALA THR PHE HIS ALA LYS LYS GLN ILE PRO CYS ILE VAL          
SEQRES   8 B  110  SER MET LEU THR LYS GLU LEU TYR PHE TYR HIS LEU GLU          
SEQRES   9 B  110  HIS HIS HIS HIS HIS HIS                                      
SEQRES   1 C  147  SER GLY ILE SER LEU ASP ASN SER TYR LYS MET ASP TYR          
SEQRES   2 C  147  PRO GLU MET GLY LEU CYS ILE ILE ILE ASN ASN LYS ASN          
SEQRES   3 C  147  PHE HIS LYS SER THR GLY MET THR SER ARG SER GLY THR          
SEQRES   4 C  147  ASP VAL ASP ALA ALA ASN LEU ARG GLU THR PHE ARG ASN          
SEQRES   5 C  147  LEU LYS TYR GLU VAL ARG ASN LYS ASN ASP LEU THR ARG          
SEQRES   6 C  147  GLU GLU ILE VAL GLU LEU MET ARG ASP VAL SER LYS GLU          
SEQRES   7 C  147  ASP HIS SER LYS ARG SER SER PHE VAL CYS VAL LEU LEU          
SEQRES   8 C  147  SER HIS GLY GLU GLU GLY ILE ILE PHE GLY THR ASN GLY          
SEQRES   9 C  147  PRO VAL ASP LEU LYS LYS ILE THR ASN PHE PHE ARG GLY          
SEQRES  10 C  147  ASP ARG CYS ARG SER LEU THR GLY LYS PRO LYS LEU PHE          
SEQRES  11 C  147  ILE ILE GLN ALA CYS ARG GLY THR GLU LEU ASP CYS GLY          
SEQRES  12 C  147  ILE GLU THR ASP                                              
SEQRES   1 D  110  SER GLY VAL ASP ASP ASP MET ALA CYS HIS LYS ILE PRO          
SEQRES   2 D  110  VAL GLU ALA ASP PHE LEU TYR ALA TYR SER THR ALA PRO          
SEQRES   3 D  110  GLY TYR TYR SER TRP ARG ASN SER LYS ASP GLY SER TRP          
SEQRES   4 D  110  PHE ILE GLN SER LEU CYS ALA MET LEU LYS GLN TYR ALA          
SEQRES   5 D  110  ASP LYS LEU GLU PHE MET HIS ILE LEU THR ARG VAL ASN          
SEQRES   6 D  110  ARG LYS VAL ALA THR GLU PHE GLU SER PHE SER PHE ASP          
SEQRES   7 D  110  ALA THR PHE HIS ALA LYS LYS GLN ILE PRO CYS ILE VAL          
SEQRES   8 D  110  SER MET LEU THR LYS GLU LEU TYR PHE TYR HIS LEU GLU          
SEQRES   9 D  110  HIS HIS HIS HIS HIS HIS                                      
HET    PZN  A 501      41                                                       
HET    PZN  C 502      41                                                       
HETNAM     PZN 3-(2-{5-TERT-BUTYL-3-[(4-METHYL-FURAZAN-3-YLMETHYL)-             
HETNAM   2 PZN  AMINO]-2-OXO-2H-PYRAZIN-1-YL}-BUTYRYLAMINO)-5-(HEXYL-           
HETNAM   3 PZN  METHYL-AMINO)-4-OXO-PENTANOIC ACID ANION                        
FORMUL   5  PZN    2(C28 H44 N7 O6 1-)                                          
FORMUL   7  HOH   *233(H2 O)                                                    
HELIX    1   1 HIS A  174  GLY A  175C 5                                   5    
HELIX    2   2 GLY A  181  LEU A  196  1                                  16    
HELIX    3   3 THR A  207  LYS A  220  1                                  14    
HELIX    4   4 LEU A  258  PHE A  264  1                                   7    
HELIX    5   5 CYS A  270  THR A  274  5                                   5    
HELIX    6   6 TRP B  348  ALA B  361  1                                  14    
HELIX    7   7 GLU B  365  PHE B  380  1                                  17    
HELIX    8   8 ASP B  381E HIS B  381I 5                                   5    
HELIX    9   9 HIS C  674  GLY C  675C 5                                   5    
HELIX   10  10 GLY C  681  LEU C  696  1                                  16    
HELIX   11  11 THR C  707  GLU C  721  1                                  15    
HELIX   12  12 LEU C  758  PHE C  764  1                                   7    
HELIX   13  13 CYS C  770  THR C  774  5                                   5    
HELIX   14  14 TRP D  848  ALA D  861  1                                  14    
HELIX   15  15 GLU D  865  PHE D  880  1                                  17    
HELIX   16  16 ASP D  881E HIS D  881I 5                                   5    
SHEET    1   A12 GLU A 199  ASN A 204  0                                        
SHEET    2   A12 GLU A 162  ASN A 169  1  N  ILE A 167   O  ARG A 201           
SHEET    3   A12 ARG A 227  LEU A 235  1  O  VAL A 233   N  ILE A 166           
SHEET    4   A12 LYS A 278  GLN A 283  1  O  LEU A 279   N  PHE A 230           
SHEET    5   A12 PHE B 327  TYR B 331  1  O  LEU B 328   N  PHE A 280           
SHEET    6   A12 CYS B 388  SER B 392 -1  O  VAL B 390   N  TYR B 329           
SHEET    7   A12 CYS D 888  MET D 893 -1  O  SER D 892   N  ILE B 389           
SHEET    8   A12 PHE D 827  TYR D 831 -1  N  TYR D 829   O  VAL D 890           
SHEET    9   A12 LYS C 778  GLN C 783  1  N  PHE C 780   O  LEU D 828           
SHEET   10   A12 ARG C 727  LEU C 735  1  N  PHE C 730   O  LEU C 779           
SHEET   11   A12 GLU C 662  ASN C 669  1  N  ILE C 666   O  VAL C 733           
SHEET   12   A12 GLU C 699  ASN C 704  1  O  LYS C 703   N  ASN C 669           
SHEET    1   B 3 GLY A 238  GLU A 239  0                                        
SHEET    2   B 3 ILE A 242  GLY A 245 -1  O  ILE A 242   N  GLU A 239           
SHEET    3   B 3 GLY A 254  ASP A 257 -1  O  GLY A 254   N  GLY A 245           
SHEET    1   C 2 ARG B 341  ASN B 342  0                                        
SHEET    2   C 2 GLY B 346  SER B 347 -1  O  GLY B 346   N  ASN B 342           
SHEET    1   D 3 GLY C 738  GLU C 739  0                                        
SHEET    2   D 3 ILE C 742  GLY C 745 -1  O  ILE C 742   N  GLU C 739           
SHEET    3   D 3 GLY C 754  ASP C 757 -1  O  GLY C 754   N  GLY C 745           
SHEET    1   E 2 ARG D 841  ASN D 842  0                                        
SHEET    2   E 2 GLY D 846  SER D 847 -1  O  GLY D 846   N  ASN D 842           
LINK         SG  CYS A 285                 C9  PZN A 501     1555   1555  1.85  
LINK         C9  PZN C 502                 SG  CYS C 785     1555   1555  1.85  
SITE     1 AC1 13 HOH C 190  ARG C 679  SER C 736  HIS C 737                    
SITE     2 AC1 13 GLY C 738  GLN C 783  CYS C 785  TYR D 838                    
SITE     3 AC1 13 SER D 839  TRP D 840  ARG D 841  SER D 881A                   
SITE     4 AC1 13 PHE D 881B                                                    
SITE     1 AC2 15 ARG A 179  HIS A 237  GLY A 238  GLN A 283                    
SITE     2 AC2 15 ALA A 284  CYS A 285  HOH A 519  HOH A 524                    
SITE     3 AC2 15 TYR B 338  SER B 339  TRP B 340  ARG B 341                    
SITE     4 AC2 15 SER B 381A PHE B 381B PHE B 381H                              
CRYST1   50.187   68.764   93.008  90.00 101.46  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      0.019925  0.000000  0.004039        0.00000                         
SCALE2      0.000000  0.014542  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010970        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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