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Database: PDB
Entry: 1PAU
LinkDB: 1PAU
Original site: 1PAU 
HEADER    HYDROLASE/HYDROLASE INHIBITOR           06-JUN-96   1PAU              
TITLE     CRYSTAL STRUCTURE OF THE COMPLEX OF APOPAIN WITH THE TETRAPEPTIDE     
TITLE    2 ALDEHYDE INHIBITOR AC-DEVD-CHO                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: APOPAIN;                                                   
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CASPASE-3, CPP32, YAMA;                                     
COMPND   5 EC: 3.4.22.-;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: APOPAIN;                                                   
COMPND   9 CHAIN: B;                                                            
COMPND  10 SYNONYM: CASPASE-3, CPP32, YAMA;                                     
COMPND  11 EC: 3.4.22.-;                                                        
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: ACE-ASP-GLU-VAL-ASJ;                                       
COMPND  15 CHAIN: C;                                                            
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 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   9 ORGANISM_COMMON: HUMAN;                                              
SOURCE  10 ORGANISM_TAXID: 9606;                                                
SOURCE  11 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  13 MOL_ID: 3;                                                           
SOURCE  14 SYNTHETIC: YES                                                       
KEYWDS    CYSTEINE PROTEASE, CASPASE-3, APOPAIN, CPP32, YAMA, PROTEASE-         
KEYWDS   2 INHIBITOR COMPLEX, HYDROLASE-HYDROLASE INHIBITOR COMPLEX             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.ROTONDA,J.W.BECKER                                                  
REVDAT   5   09-AUG-23 1PAU    1       LINK                                     
REVDAT   4   29-NOV-17 1PAU    1       HELIX                                    
REVDAT   3   13-JUL-11 1PAU    1       VERSN                                    
REVDAT   2   24-FEB-09 1PAU    1       VERSN                                    
REVDAT   1   07-JUL-97 1PAU    0                                                
JRNL        AUTH   J.ROTONDA,D.W.NICHOLSON,K.M.FAZIL,M.GALLANT,Y.GAREAU,        
JRNL        AUTH 2 M.LABELLE,E.P.PETERSON,D.M.RASPER,R.RUEL,J.P.VAILLANCOURT,   
JRNL        AUTH 3 N.A.THORNBERRY,J.W.BECKER                                    
JRNL        TITL   THE THREE-DIMENSIONAL STRUCTURE OF APOPAIN/CPP32, A KEY      
JRNL        TITL 2 MEDIATOR OF APOPTOSIS.                                       
JRNL        REF    NAT.STRUCT.BIOL.              V.   3   619 1996              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   8673606                                                      
JRNL        DOI    10.1038/NSB0796-619                                          
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   D.W.NICHOLSON,A.ALI,N.A.THORNBERRY,J.P.VAILLANCOURT,         
REMARK   1  AUTH 2 C.K.DING,M.GALLANT,Y.GAREAU,P.R.GRIFFIN,M.LABELLE,           
REMARK   1  AUTH 3 Y.A.LAZEBNIK,N.A.MUNDAY,S.M.RAJU,M.E.SMULSON,T.T.YAMIN,      
REMARK   1  AUTH 4 V.L.YU,D.K.MILLER                                            
REMARK   1  TITL   IDENTIFICATION AND INHIBITION OF THE ICE/CED-3 PROTEASE      
REMARK   1  TITL 2 NECESSARY FOR MAMMALIAN APOPTOSIS                            
REMARK   1  REF    NATURE                        V. 376    37 1995              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
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)   (%) : 78.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 7987                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE-R                          
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.195                           
REMARK   3   FREE R VALUE                     : 0.275                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.600                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 845                             
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) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.59                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 35.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 321                          
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2570                       
REMARK   3   BIN FREE R VALUE                    : 0.3300                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.60                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 38                           
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            : 1905                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 34                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 31.34                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 23.56                          
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) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.308                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.14                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.091                           
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  : APOPAIN.PAR                                    
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : APOPAIN.PRO                                    
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  THERE IS NO ELECTRON DENSITY FOR RESIDUES A 145 - A 149,            
REMARK   3  A 296 - A 297, B 310 - B 319, AND B 402, PRESUMABLY DUE TO          
REMARK   3  DISORDER.  MASS SPECTROMETRY INDICATES THAT THESE RESIDUES          
REMARK   3  ARE PRESENT IN THE SPECIES CRYSTALLIZED.                            
REMARK   4                                                                      
REMARK   4 1PAU 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_1000175574.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 09-NOV-95                          
REMARK 200  TEMPERATURE           (KELVIN) : 293                                
REMARK 200  PH                             : 5.0-8.0                            
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                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : SIEMENS                            
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : SAINT                              
REMARK 200  DATA SCALING SOFTWARE          : SAINT                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 8929                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 36.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.1                               
REMARK 200  DATA REDUNDANCY                : 2.330                              
REMARK 200  R MERGE                    (I) : 0.06340                            
REMARK 200  R SYM                      (I) : 0.05550                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 87.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.27                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.25700                            
REMARK 200  R SYM FOR SHELL            (I) : 0.26200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.590                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: PROTEIN COMPONENT OF INTERLEUKIN-1BETA CONVERTING    
REMARK 200  ENZYME (PDB ENTRY 1ICE)                                             
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP VAPOR DIFFUSION. 1.5        
REMARK 280  MICROLITER DROPS OF PROTEIN:INHIBITOR SOLUTION (8.7 MG/ML IN 10     
REMARK 280  MILLIMOLAR TRIS-HCL PH 8.5, 10 MILLIMOLAR DTT, 3 MILLIMOLAR         
REMARK 280  SODIUM AZIDE) WERE MIXED WITH AN EQUAL VOLUME OF RESERVOIR          
REMARK 280  BUFFER (7% PEG-6000 (W/W), 0.10 MOLAR SODIUM CITRATE PH 5.0, 10     
REMARK 280  MILLIMOLAR DTT, 3 MILLIMOLAR SODIUM AZIDE) AND INCUBATED AT ROOM    
REMARK 280  TEMPERATURE, VAPOR DIFFUSION - HANGING DROP, VAPOR DIFFUSION,       
REMARK 280  HANGING DROP                                                        
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z+1/2                                     
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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       34.90500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       42.31000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       48.39500            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       34.90500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       42.31000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       48.39500            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       34.90500            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       42.31000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       48.39500            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       34.90500            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       42.31000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       48.39500            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5390 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 10940 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC                
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 33490 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 31800 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -177.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
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 350   BIOMT1   2 -1.000000  0.000000  0.000000       69.81000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      169.24000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -1.000000  0.000000  0.000000       69.81000            
REMARK 350   BIOMT2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 350   BIOMT1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   4  0.000000 -1.000000  0.000000      169.24000            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 15180 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 17460 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -83.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
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 350   BIOMT1   2 -1.000000  0.000000  0.000000       69.81000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 THE INHIBITOR IS COVALENTLY CONNECTED TO CYS OF THE ENZYME TO FORM   
REMARK 400 A HEMITHIOKETAL.                                                     
REMARK 400                                                                      
REMARK 400 THE AC-ASP-GLU-VAL-ASP-ALDEHYDE IS PEPTIDE-LIKE, A MEMBER OF         
REMARK 400 INHIBITOR CLASS.                                                     
REMARK 400                                                                      
REMARK 400  GROUP: 1                                                            
REMARK 400   NAME: AC-ASP-GLU-VAL-ASP-ALDEHYDE                                  
REMARK 400   CHAIN: C                                                           
REMARK 400   COMPONENT_1: PEPTIDE LIKE POLYMER                                  
REMARK 400   DESCRIPTION: NULL                                                  
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 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 236     -176.93   -177.47                                   
REMARK 500    LYS B 363      -38.30   -143.41                                   
REMARK 500    PHE B 400       42.08   -102.26                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: S1                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: INHIBITOR BINDING SUB-SITE S1.                     
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: S2                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: INHIBITOR BINDING SUB-SITE S2.                     
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: S3                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: INHIBITOR BINDING SUB-SITE S3.                     
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: S4                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: INHIBITOR BINDING SUB-SITE S4.                     
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN C OF ACE-ASP-GLU-VAL-ASA    
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 AMINO ACID RESIDUES ARE NUMBERED TO FACILITATE COMPARISON            
REMARK 999 WITH THE INTERLEUKIN 1-BETA CONVERTING ENZYME (ICE, PDB              
REMARK 999 ENTRY 1ICE).  RESIDUES IN APOPAIN ARE ASSIGNED THE NUMBERS           
REMARK 999 OF THE HOMOLOGOUS RESIDUES IN THE ALIGNED THREE-DIMENSIONAL          
REMARK 999 STRUCTURE OF ICE.  APOPAIN SEQUENCE NUMBERS ARE OMITTED              
REMARK 999 WHEN NO ICE-RELATED RESIDUE IS PRESENT IN APOPAIN, AND               
REMARK 999 APOPAIN-SPECIFIC INSERTIONS ARE INDICATED BY THE ADDITION            
REMARK 999 OF LETTERS TO THE ICE SEQUENCE NUMBERS.                              
DBREF  1PAU A  145   297  UNP    P42574   ICE3_HUMAN      29    175             
DBREF  1PAU B  310   402  UNP    P42574   ICE3_HUMAN     176    277             
DBREF  1PAU C  501   505  PDB    1PAU     1PAU           501    505             
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  102  SER GLY VAL ASP ASP ASP MET ALA CYS HIS LYS ILE PRO          
SEQRES   2 B  102  VAL GLU ALA ASP PHE LEU TYR ALA TYR SER THR ALA PRO          
SEQRES   3 B  102  GLY TYR TYR SER TRP ARG ASN SER LYS ASP GLY SER TRP          
SEQRES   4 B  102  PHE ILE GLN SER LEU CYS ALA MET LEU LYS GLN TYR ALA          
SEQRES   5 B  102  ASP LYS LEU GLU PHE MET HIS ILE LEU THR ARG VAL ASN          
SEQRES   6 B  102  ARG LYS VAL ALA THR GLU PHE GLU SER PHE SER PHE ASP          
SEQRES   7 B  102  ALA THR PHE HIS ALA LYS LYS GLN ILE PRO CYS ILE VAL          
SEQRES   8 B  102  SER MET LEU THR LYS GLU LEU TYR PHE TYR HIS                  
SEQRES   1 C    5  ACE ASP GLU VAL ASJ                                          
HET    ACE  C 501       3                                                       
HET    ASJ  C 505       8                                                       
HETNAM     ACE ACETYL GROUP                                                     
HETNAM     ASJ (3S)-3-AMINO-4-HYDROXYBUTANOIC ACID                              
FORMUL   3  ACE    C2 H4 O                                                      
FORMUL   3  ASJ    C4 H9 N O3                                                   
FORMUL   4  HOH   *34(H2 O)                                                     
HELIX    1   A THR A  182  ASN A  195  1                                  14    
HELIX    2   B ARG A  208  LYS A  220  1                                  13    
HELIX    3   C LEU A  258  PHE A  264  1                                   7    
HELIX    4   D TRP B  348  ALA B  361  1                                  14    
HELIX    5   E PHE B  366  GLU B  379A 1                                  15    
SHEET    1   1 6 GLU A 199  ASN A 204  0                                        
SHEET    2   1 6 GLU A 162  ASN A 169  1  O  CYS A 165   N  ARG A 201           
SHEET    3   1 6 ARG A 227  LEU A 235  1  O  VAL A 231   N  ILE A 166           
SHEET    4   1 6 LYS A 278  GLN A 283  1  O  LEU A 279   N  CYS A 232           
SHEET    5   1 6 PHE B 327  TYR B 331  1  O  LEU B 328   N  PHE A 280           
SHEET    6   1 6 CYS B 388  MET B 393 -1  O  VAL B 390   N  TYR B 329           
SHEET    1   2 3 GLY B 346  SER B 347  0                                        
SHEET    2   2 3 TRP B 340  ASN B 342 -1  O  ASN B 342   N  GLY B 346           
SHEET    3   2 3 ASP C 502  VAL C 504 -1  O  GLU C 503   N  ARG B 341           
SHEET    1   3 3 GLY A 238  GLU A 239  0                                        
SHEET    2   3 3 ILE A 242  GLY A 245 -1  O  ILE A 242   N  GLU A 239           
SHEET    3   3 3 GLY A 254  ASP A 257 -1  O  VAL A 256   N  ILE A 243           
LINK         SG  CYS A 285                 C   ASJ C 505     1555   1555  1.77  
LINK         C   ACE C 501                 N   ASP C 502     1555   1555  1.33  
LINK         C   VAL C 504                 N   ASJ C 505     1555   1555  1.33  
SITE     1  S1 10 ARG A 179  SER A 236  HIS A 237  GLY A 238                    
SITE     2  S1 10 GLN A 283  ALA A 284  CYS A 285  SER B 339                    
SITE     3  S1 10 TRP B 340  ARG B 341                                          
SITE     1  S2  6 CYS A 285  TYR B 338  SER B 339  TRP B 340                    
SITE     2  S2  6 ARG B 341  PHE B 381H                                         
SITE     1  S3  6 SER A 178  ARG A 179  SER A 180  TRP B 340                    
SITE     2  S3  6 ARG B 341  SER B 343                                          
SITE     1  S4  8 TRP B 340  ARG B 341  ASN B 342  GLY B 346                    
SITE     2  S4  8 SER B 347  TRP B 348  SER B 381A PHE B 381B                   
SITE     1 AC1 15 SER A 175A ARG A 179  HIS A 237  GLN A 283                    
SITE     2 AC1 15 CYS A 285  TYR B 338  SER B 339  TRP B 340                    
SITE     3 AC1 15 ARG B 341  ASN B 342  SER B 343  SER B 381A                   
SITE     4 AC1 15 PHE B 381B HOH B 626  HOH C 619                               
CRYST1   69.810   84.620   96.790  90.00  90.00  90.00 I 2 2 2       8          
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      0.014325  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011818  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010332        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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