PDB Short entry for 1I51
HEADER    HYDROLASE/HYDROLASE INHIBITOR           23-FEB-01   1I51              
TITLE     CRYSTAL STRUCTURE OF CASPASE-7 COMPLEXED WITH XIAP                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CASPASE-7 SUBUNIT P20;                                     
COMPND   3 CHAIN: A, C;                                                         
COMPND   4 EC: 3.4.22.-;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: CASPASE-7 SUBUNIT P11;                                     
COMPND   9 CHAIN: B, D;                                                         
COMPND  10 EC: 3.4.22.-;                                                        
COMPND  11 ENGINEERED: YES;                                                     
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: X-LINKED INHIBITOR OF APOPTOSIS PROTEIN;                   
COMPND  14 CHAIN: E, F;                                                         
COMPND  15 FRAGMENT: XIAP-BIR2;                                                 
COMPND  16 SYNONYM: XIAP;                                                       
COMPND  17 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: CASP7;                                                         
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: PET21B;                                   
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: CASP7;                                                         
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;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: PET21B;                                   
SOURCE  21 MOL_ID: 3;                                                           
SOURCE  22 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  23 ORGANISM_COMMON: HUMAN;                                              
SOURCE  24 ORGANISM_TAXID: 9606;                                                
SOURCE  25 GENE: XIAP;                                                          
SOURCE  26 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  27 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  28 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE  29 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  30 EXPRESSION_SYSTEM_PLASMID: PGEX-2T                                   
KEYWDS    PROTEASE, CASPASE, IAP, APOPTOSIS, HYDROLASE-HYDROLASE INHIBITOR      
KEYWDS   2 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.CHAI,Y.SHI                                                          
REVDAT   5   09-AUG-23 1I51    1       REMARK                                   
REVDAT   4   27-OCT-21 1I51    1       SEQADV                                   
REVDAT   3   24-FEB-09 1I51    1       VERSN                                    
REVDAT   2   01-APR-03 1I51    1       JRNL                                     
REVDAT   1   23-FEB-02 1I51    0                                                
JRNL        AUTH   J.CHAI,E.SHIOZAKI,S.M.SRINIVASULA,Q.WU,P.DATTA,E.S.ALNEMRI,  
JRNL        AUTH 2 Y.SHI,P.DATAA                                                
JRNL        TITL   STRUCTURAL BASIS OF CASPASE-7 INHIBITION BY XIAP.            
JRNL        REF    CELL(CAMBRIDGE,MASS.)         V. 104   769 2001              
JRNL        REFN                   ISSN 0092-8674                               
JRNL        PMID   11257230                                                     
JRNL        DOI    10.1016/S0092-8674(01)00272-0                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.45 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.45                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 30767                          
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 SET) : 0.233                           
REMARK   3   FREE R VALUE                     : 0.272                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1364                            
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) : 2.45                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.48                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 98.00                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4300                       
REMARK   3   BIN FREE R VALUE                    : 0.4300                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 20                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.012                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3974                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 60.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.328                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 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 1I51 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-FEB-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000012912.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 27-JAN-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : A1                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.93                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 30767                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.450                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 99.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.0                               
REMARK 200  DATA REDUNDANCY                : 3.800                              
REMARK 200  R MERGE                    (I) : 0.06900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 16.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.45                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.54                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.45800                            
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: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1CP3                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.38                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PEG4000, TRIS, PH      
REMARK 280  8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      123.66667            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       61.83333            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  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        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       61.83333            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      123.66667            
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: EACH ASYMMETRIC UNIT CONTAINS AN ACTIVE BIOLOGICAL UNIT.     
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: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 16380 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 18920 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -97.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F                      
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     THR A    51                                                      
REMARK 465     ARG A    52                                                      
REMARK 465     ASP A    53                                                      
REMARK 465     ARG A    54                                                      
REMARK 465     VAL A    55                                                      
REMARK 465     PRO A    56                                                      
REMARK 465     THR A    57                                                      
REMARK 465     ALA A   197                                                      
REMARK 465     ASP A   198                                                      
REMARK 465     SER B   199                                                      
REMARK 465     GLY B   200                                                      
REMARK 465     PRO B   201                                                      
REMARK 465     ILE B   202                                                      
REMARK 465     ASN B   203                                                      
REMARK 465     ASP B   204                                                      
REMARK 465     THR B   205                                                      
REMARK 465     ASP B   206                                                      
REMARK 465     ALA B   207                                                      
REMARK 465     ASN B   208                                                      
REMARK 465     PRO B   209                                                      
REMARK 465     ARG B   210                                                      
REMARK 465     TYR B   211                                                      
REMARK 465     THR C    51                                                      
REMARK 465     ARG C    52                                                      
REMARK 465     ASP C    53                                                      
REMARK 465     ARG C    54                                                      
REMARK 465     VAL C    55                                                      
REMARK 465     PRO C    56                                                      
REMARK 465     THR C    57                                                      
REMARK 465     ALA C   197                                                      
REMARK 465     ASP C   198                                                      
REMARK 465     SER D   199                                                      
REMARK 465     GLY D   200                                                      
REMARK 465     PRO D   201                                                      
REMARK 465     ILE D   202                                                      
REMARK 465     ASN D   203                                                      
REMARK 465     ASP D   204                                                      
REMARK 465     THR D   205                                                      
REMARK 465     ASP D   206                                                      
REMARK 465     ALA D   207                                                      
REMARK 465     ASN D   208                                                      
REMARK 465     PRO D   209                                                      
REMARK 465     ARG D   210                                                      
REMARK 465     TYR D   211                                                      
REMARK 465     ARG E   124                                                      
REMARK 465     ASP E   125                                                      
REMARK 465     HIS E   126                                                      
REMARK 465     PHE E   127                                                      
REMARK 465     ALA E   128                                                      
REMARK 465     LEU E   129                                                      
REMARK 465     ASP E   130                                                      
REMARK 465     ARG E   131                                                      
REMARK 465     PRO E   132                                                      
REMARK 465     SER E   133                                                      
REMARK 465     GLU E   134                                                      
REMARK 465     ILE E   153                                                      
REMARK 465     TYR E   154                                                      
REMARK 465     PRO E   155                                                      
REMARK 465     ARG E   156                                                      
REMARK 465     ASN E   157                                                      
REMARK 465     PRO E   158                                                      
REMARK 465     ALA E   159                                                      
REMARK 465     MET E   160                                                      
REMARK 465     TYR E   161                                                      
REMARK 465     CYS E   162                                                      
REMARK 465     GLU E   163                                                      
REMARK 465     GLU E   164                                                      
REMARK 465     ALA E   165                                                      
REMARK 465     ARG E   166                                                      
REMARK 465     LEU E   167                                                      
REMARK 465     LYS E   168                                                      
REMARK 465     SER E   169                                                      
REMARK 465     PHE E   170                                                      
REMARK 465     GLN E   171                                                      
REMARK 465     ASN E   172                                                      
REMARK 465     TRP E   173                                                      
REMARK 465     PRO E   174                                                      
REMARK 465     ASP E   175                                                      
REMARK 465     TYR E   176                                                      
REMARK 465     ALA E   177                                                      
REMARK 465     HIS E   178                                                      
REMARK 465     LEU E   179                                                      
REMARK 465     THR E   180                                                      
REMARK 465     PRO E   181                                                      
REMARK 465     ARG E   182                                                      
REMARK 465     GLU E   183                                                      
REMARK 465     LEU E   184                                                      
REMARK 465     ALA E   185                                                      
REMARK 465     SER E   186                                                      
REMARK 465     ALA E   187                                                      
REMARK 465     GLY E   188                                                      
REMARK 465     LEU E   189                                                      
REMARK 465     TYR E   190                                                      
REMARK 465     TYR E   191                                                      
REMARK 465     THR E   192                                                      
REMARK 465     GLY E   193                                                      
REMARK 465     ILE E   194                                                      
REMARK 465     GLY E   195                                                      
REMARK 465     ASP E   196                                                      
REMARK 465     GLN E   197                                                      
REMARK 465     VAL E   198                                                      
REMARK 465     GLN E   199                                                      
REMARK 465     CYS E   200                                                      
REMARK 465     PHE E   201                                                      
REMARK 465     CYS E   202                                                      
REMARK 465     CYS E   203                                                      
REMARK 465     GLY E   204                                                      
REMARK 465     GLY E   205                                                      
REMARK 465     LYS E   206                                                      
REMARK 465     LEU E   207                                                      
REMARK 465     LYS E   208                                                      
REMARK 465     ASN E   209                                                      
REMARK 465     TRP E   210                                                      
REMARK 465     GLU E   211                                                      
REMARK 465     PRO E   212                                                      
REMARK 465     CYS E   213                                                      
REMARK 465     ASP E   214                                                      
REMARK 465     ARG E   215                                                      
REMARK 465     ALA E   216                                                      
REMARK 465     TRP E   217                                                      
REMARK 465     SER E   218                                                      
REMARK 465     GLU E   219                                                      
REMARK 465     HIS E   220                                                      
REMARK 465     ARG E   221                                                      
REMARK 465     ARG E   222                                                      
REMARK 465     HIS E   223                                                      
REMARK 465     PHE E   224                                                      
REMARK 465     PRO E   225                                                      
REMARK 465     ASN E   226                                                      
REMARK 465     CYS E   227                                                      
REMARK 465     PHE E   228                                                      
REMARK 465     PHE E   229                                                      
REMARK 465     VAL E   230                                                      
REMARK 465     LEU E   231                                                      
REMARK 465     GLY E   232                                                      
REMARK 465     ARG E   233                                                      
REMARK 465     ASN E   234                                                      
REMARK 465     LEU E   235                                                      
REMARK 465     ASN E   236                                                      
REMARK 465     ILE E   237                                                      
REMARK 465     ARG E   238                                                      
REMARK 465     SER E   239                                                      
REMARK 465     GLU E   240                                                      
REMARK 465     ARG F   124                                                      
REMARK 465     ASP F   125                                                      
REMARK 465     HIS F   126                                                      
REMARK 465     PHE F   127                                                      
REMARK 465     ALA F   128                                                      
REMARK 465     LEU F   129                                                      
REMARK 465     ASP F   130                                                      
REMARK 465     ARG F   131                                                      
REMARK 465     PRO F   132                                                      
REMARK 465     SER F   133                                                      
REMARK 465     GLU F   134                                                      
REMARK 465     ILE F   153                                                      
REMARK 465     TYR F   154                                                      
REMARK 465     PRO F   155                                                      
REMARK 465     ARG F   156                                                      
REMARK 465     ASN F   157                                                      
REMARK 465     PRO F   158                                                      
REMARK 465     ALA F   159                                                      
REMARK 465     MET F   160                                                      
REMARK 465     TYR F   161                                                      
REMARK 465     CYS F   162                                                      
REMARK 465     GLU F   163                                                      
REMARK 465     GLU F   164                                                      
REMARK 465     ALA F   165                                                      
REMARK 465     ARG F   166                                                      
REMARK 465     LEU F   167                                                      
REMARK 465     LYS F   168                                                      
REMARK 465     SER F   169                                                      
REMARK 465     PHE F   170                                                      
REMARK 465     GLN F   171                                                      
REMARK 465     ASN F   172                                                      
REMARK 465     TRP F   173                                                      
REMARK 465     PRO F   174                                                      
REMARK 465     ASP F   175                                                      
REMARK 465     TYR F   176                                                      
REMARK 465     ALA F   177                                                      
REMARK 465     HIS F   178                                                      
REMARK 465     LEU F   179                                                      
REMARK 465     THR F   180                                                      
REMARK 465     PRO F   181                                                      
REMARK 465     ARG F   182                                                      
REMARK 465     GLU F   183                                                      
REMARK 465     LEU F   184                                                      
REMARK 465     ALA F   185                                                      
REMARK 465     SER F   186                                                      
REMARK 465     ALA F   187                                                      
REMARK 465     GLY F   188                                                      
REMARK 465     LEU F   189                                                      
REMARK 465     TYR F   190                                                      
REMARK 465     TYR F   191                                                      
REMARK 465     THR F   192                                                      
REMARK 465     GLY F   193                                                      
REMARK 465     ILE F   194                                                      
REMARK 465     GLY F   195                                                      
REMARK 465     ASP F   196                                                      
REMARK 465     GLN F   197                                                      
REMARK 465     VAL F   198                                                      
REMARK 465     GLN F   199                                                      
REMARK 465     CYS F   200                                                      
REMARK 465     PHE F   201                                                      
REMARK 465     CYS F   202                                                      
REMARK 465     CYS F   203                                                      
REMARK 465     GLY F   204                                                      
REMARK 465     GLY F   205                                                      
REMARK 465     LYS F   206                                                      
REMARK 465     LEU F   207                                                      
REMARK 465     LYS F   208                                                      
REMARK 465     ASN F   209                                                      
REMARK 465     TRP F   210                                                      
REMARK 465     GLU F   211                                                      
REMARK 465     PRO F   212                                                      
REMARK 465     CYS F   213                                                      
REMARK 465     ASP F   214                                                      
REMARK 465     ARG F   215                                                      
REMARK 465     ALA F   216                                                      
REMARK 465     TRP F   217                                                      
REMARK 465     SER F   218                                                      
REMARK 465     GLU F   219                                                      
REMARK 465     HIS F   220                                                      
REMARK 465     ARG F   221                                                      
REMARK 465     ARG F   222                                                      
REMARK 465     HIS F   223                                                      
REMARK 465     PHE F   224                                                      
REMARK 465     PRO F   225                                                      
REMARK 465     ASN F   226                                                      
REMARK 465     CYS F   227                                                      
REMARK 465     PHE F   228                                                      
REMARK 465     PHE F   229                                                      
REMARK 465     VAL F   230                                                      
REMARK 465     LEU F   231                                                      
REMARK 465     GLY F   232                                                      
REMARK 465     ARG F   233                                                      
REMARK 465     ASN F   234                                                      
REMARK 465     LEU F   235                                                      
REMARK 465     ASN F   236                                                      
REMARK 465     ILE F   237                                                      
REMARK 465     ARG F   238                                                      
REMARK 465     SER F   239                                                      
REMARK 465     GLU F   240                                                      
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    ASP A 113       61.78     29.46                                   
REMARK 500    GLU A 129     -178.61    -64.87                                   
REMARK 500    GLU A 147      113.14    -28.68                                   
REMARK 500    CYS A 171       65.44   -176.27                                   
REMARK 500    CYS C 171       58.19   -158.11                                   
REMARK 500    SER D 302      -83.70   -153.51                                   
REMARK 500    SER E 150        4.73    -56.85                                   
REMARK 500    ASP E 151      -89.57    -59.70                                   
REMARK 500    SER F 150        4.15    -59.04                                   
REMARK 500    ASP F 151     -110.43    -61.08                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1I51 A   51   198  UNP    P55210   CASP7_HUMAN     51    198             
DBREF  1I51 C   51   198  UNP    P55210   CASP7_HUMAN     51    198             
DBREF  1I51 B  199   303  UNP    P55210   CASP7_HUMAN    199    303             
DBREF  1I51 D  199   303  UNP    P55210   CASP7_HUMAN    199    303             
DBREF  1I51 E  124   240  UNP    P98170   BIRC4_HUMAN    124    240             
DBREF  1I51 F  124   240  UNP    P98170   BIRC4_HUMAN    124    240             
SEQADV 1I51 ALA A  169  UNP  P55210    ASP   169 ENGINEERED MUTATION            
SEQADV 1I51 ALA C  169  UNP  P55210    ASP   169 ENGINEERED MUTATION            
SEQRES   1 A  148  THR ARG ASP ARG VAL PRO THR TYR GLN TYR ASN MET ASN          
SEQRES   2 A  148  PHE GLU LYS LEU GLY LYS CYS ILE ILE ILE ASN ASN LYS          
SEQRES   3 A  148  ASN PHE ASP LYS VAL THR GLY MET GLY VAL ARG ASN GLY          
SEQRES   4 A  148  THR ASP LYS ASP ALA GLU ALA LEU PHE LYS CYS PHE ARG          
SEQRES   5 A  148  SER LEU GLY PHE ASP VAL ILE VAL TYR ASN ASP CYS SER          
SEQRES   6 A  148  CYS ALA LYS MET GLN ASP LEU LEU LYS LYS ALA SER GLU          
SEQRES   7 A  148  GLU ASP HIS THR ASN ALA ALA CYS PHE ALA CYS ILE LEU          
SEQRES   8 A  148  LEU SER HIS GLY GLU GLU ASN VAL ILE TYR GLY LYS ASP          
SEQRES   9 A  148  GLY VAL THR PRO ILE LYS ASP LEU THR ALA HIS PHE ARG          
SEQRES  10 A  148  GLY ALA ARG CYS LYS THR LEU LEU GLU LYS PRO LYS LEU          
SEQRES  11 A  148  PHE PHE ILE GLN ALA CYS ARG GLY THR GLU LEU ASP ASP          
SEQRES  12 A  148  GLY ILE GLN ALA ASP                                          
SEQRES   1 B  105  SER GLY PRO ILE ASN ASP THR ASP ALA ASN PRO ARG TYR          
SEQRES   2 B  105  LYS ILE PRO VAL GLU ALA ASP PHE LEU PHE ALA TYR SER          
SEQRES   3 B  105  THR VAL PRO GLY TYR TYR SER TRP ARG SER PRO GLY ARG          
SEQRES   4 B  105  GLY SER TRP PHE VAL GLN ALA LEU CYS SER ILE LEU GLU          
SEQRES   5 B  105  GLU HIS GLY LYS ASP LEU GLU ILE MET GLN ILE LEU THR          
SEQRES   6 B  105  ARG VAL ASN ASP ARG VAL ALA ARG HIS PHE GLU SER GLN          
SEQRES   7 B  105  SER ASP ASP PRO HIS PHE HIS GLU LYS LYS GLN ILE PRO          
SEQRES   8 B  105  CYS VAL VAL SER MET LEU THR LYS GLU LEU TYR PHE SER          
SEQRES   9 B  105  GLN                                                          
SEQRES   1 C  148  THR ARG ASP ARG VAL PRO THR TYR GLN TYR ASN MET ASN          
SEQRES   2 C  148  PHE GLU LYS LEU GLY LYS CYS ILE ILE ILE ASN ASN LYS          
SEQRES   3 C  148  ASN PHE ASP LYS VAL THR GLY MET GLY VAL ARG ASN GLY          
SEQRES   4 C  148  THR ASP LYS ASP ALA GLU ALA LEU PHE LYS CYS PHE ARG          
SEQRES   5 C  148  SER LEU GLY PHE ASP VAL ILE VAL TYR ASN ASP CYS SER          
SEQRES   6 C  148  CYS ALA LYS MET GLN ASP LEU LEU LYS LYS ALA SER GLU          
SEQRES   7 C  148  GLU ASP HIS THR ASN ALA ALA CYS PHE ALA CYS ILE LEU          
SEQRES   8 C  148  LEU SER HIS GLY GLU GLU ASN VAL ILE TYR GLY LYS ASP          
SEQRES   9 C  148  GLY VAL THR PRO ILE LYS ASP LEU THR ALA HIS PHE ARG          
SEQRES  10 C  148  GLY ALA ARG CYS LYS THR LEU LEU GLU LYS PRO LYS LEU          
SEQRES  11 C  148  PHE PHE ILE GLN ALA CYS ARG GLY THR GLU LEU ASP ASP          
SEQRES  12 C  148  GLY ILE GLN ALA ASP                                          
SEQRES   1 D  105  SER GLY PRO ILE ASN ASP THR ASP ALA ASN PRO ARG TYR          
SEQRES   2 D  105  LYS ILE PRO VAL GLU ALA ASP PHE LEU PHE ALA TYR SER          
SEQRES   3 D  105  THR VAL PRO GLY TYR TYR SER TRP ARG SER PRO GLY ARG          
SEQRES   4 D  105  GLY SER TRP PHE VAL GLN ALA LEU CYS SER ILE LEU GLU          
SEQRES   5 D  105  GLU HIS GLY LYS ASP LEU GLU ILE MET GLN ILE LEU THR          
SEQRES   6 D  105  ARG VAL ASN ASP ARG VAL ALA ARG HIS PHE GLU SER GLN          
SEQRES   7 D  105  SER ASP ASP PRO HIS PHE HIS GLU LYS LYS GLN ILE PRO          
SEQRES   8 D  105  CYS VAL VAL SER MET LEU THR LYS GLU LEU TYR PHE SER          
SEQRES   9 D  105  GLN                                                          
SEQRES   1 E  117  ARG ASP HIS PHE ALA LEU ASP ARG PRO SER GLU THR HIS          
SEQRES   2 E  117  ALA ASP TYR LEU LEU ARG THR GLY GLN VAL VAL ASP ILE          
SEQRES   3 E  117  SER ASP THR ILE TYR PRO ARG ASN PRO ALA MET TYR CYS          
SEQRES   4 E  117  GLU GLU ALA ARG LEU LYS SER PHE GLN ASN TRP PRO ASP          
SEQRES   5 E  117  TYR ALA HIS LEU THR PRO ARG GLU LEU ALA SER ALA GLY          
SEQRES   6 E  117  LEU TYR TYR THR GLY ILE GLY ASP GLN VAL GLN CYS PHE          
SEQRES   7 E  117  CYS CYS GLY GLY LYS LEU LYS ASN TRP GLU PRO CYS ASP          
SEQRES   8 E  117  ARG ALA TRP SER GLU HIS ARG ARG HIS PHE PRO ASN CYS          
SEQRES   9 E  117  PHE PHE VAL LEU GLY ARG ASN LEU ASN ILE ARG SER GLU          
SEQRES   1 F  117  ARG ASP HIS PHE ALA LEU ASP ARG PRO SER GLU THR HIS          
SEQRES   2 F  117  ALA ASP TYR LEU LEU ARG THR GLY GLN VAL VAL ASP ILE          
SEQRES   3 F  117  SER ASP THR ILE TYR PRO ARG ASN PRO ALA MET TYR CYS          
SEQRES   4 F  117  GLU GLU ALA ARG LEU LYS SER PHE GLN ASN TRP PRO ASP          
SEQRES   5 F  117  TYR ALA HIS LEU THR PRO ARG GLU LEU ALA SER ALA GLY          
SEQRES   6 F  117  LEU TYR TYR THR GLY ILE GLY ASP GLN VAL GLN CYS PHE          
SEQRES   7 F  117  CYS CYS GLY GLY LYS LEU LYS ASN TRP GLU PRO CYS ASP          
SEQRES   8 F  117  ARG ALA TRP SER GLU HIS ARG ARG HIS PHE PRO ASN CYS          
SEQRES   9 F  117  PHE PHE VAL LEU GLY ARG ASN LEU ASN ILE ARG SER GLU          
HELIX    1   1 GLY A   89  GLY A  105  1                                  17    
HELIX    2   2 SER A  115  GLU A  129  1                                  15    
HELIX    3   3 ILE A  159  ALA A  164  1                                   6    
HELIX    4   4 HIS A  165  LEU A  175  5                                  11    
HELIX    5   5 TRP B  240  GLY B  253  1                                  14    
HELIX    6   6 GLU B  257  HIS B  272  1                                  16    
HELIX    7   7 ASP B  279  HIS B  283  5                                   5    
HELIX    8   8 GLY C   89  GLY C  105  1                                  17    
HELIX    9   9 SER C  115  GLU C  128  1                                  14    
HELIX   10  10 ILE C  159  ALA C  164  1                                   6    
HELIX   11  11 HIS C  165  LEU C  175  5                                  11    
HELIX   12  12 TRP D  240  GLY D  253  1                                  14    
HELIX   13  13 GLU D  257  HIS D  272  1                                  16    
HELIX   14  14 ASP D  279  HIS D  283  5                                   5    
HELIX   15  15 THR E  135  THR E  143  1                                   9    
HELIX   16  16 THR F  135  THR F  143  1                                   9    
SHEET    1   A12 ASP A 107  ASN A 112  0                                        
SHEET    2   A12 LYS A  66  ASN A  74  1  O  GLY A  68   N  ASP A 107           
SHEET    3   A12 ALA A 134  LEU A 142  1  N  ALA A 135   O  LYS A  66           
SHEET    4   A12 LYS A 179  GLN A 184  1  N  LEU A 180   O  PHE A 137           
SHEET    5   A12 PHE B 219  TYR B 223  1  O  LEU B 220   N  PHE A 181           
SHEET    6   A12 CYS B 290  SER B 293 -1  O  CYS B 290   N  TYR B 223           
SHEET    7   A12 CYS D 290  SER D 293 -1  O  VAL D 291   N  SER B 293           
SHEET    8   A12 PHE D 219  TYR D 223 -1  O  PHE D 221   N  VAL D 292           
SHEET    9   A12 LYS C 179  GLN C 184  1  O  LYS C 179   N  LEU D 220           
SHEET   10   A12 ALA C 134  LEU C 142  1  O  PHE C 137   N  LEU C 180           
SHEET   11   A12 LYS C  66  ASN C  74  1  O  LYS C  66   N  ALA C 135           
SHEET   12   A12 ASP C 107  ASN C 112  1  N  ASP C 107   O  GLY C  68           
SHEET    1   B 3 GLY A 145  GLU A 146  0                                        
SHEET    2   B 3 VAL A 149  TYR A 151 -1  N  VAL A 149   O  GLU A 146           
SHEET    3   B 3 VAL A 156  PRO A 158 -1  O  THR A 157   N  ILE A 150           
SHEET    1   C 2 ARG B 233  SER B 234  0                                        
SHEET    2   C 2 GLY B 238  SER B 239 -1  N  GLY B 238   O  SER B 234           
SHEET    1   D 3 GLY C 145  GLU C 146  0                                        
SHEET    2   D 3 VAL C 149  TYR C 151 -1  N  VAL C 149   O  GLU C 146           
SHEET    3   D 3 VAL C 156  PRO C 158 -1  N  THR C 157   O  ILE C 150           
SHEET    1   E 2 ARG D 233  SER D 234  0                                        
SHEET    2   E 2 GLY D 238  SER D 239 -1  N  GLY D 238   O  SER D 234           
CRYST1   89.600   89.600  185.500  90.00  90.00 120.00 P 32 2 1     12          
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      0.011161  0.006444  0.000000        0.00000                         
SCALE2      0.000000  0.012887  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005391        0.00000