HEADER HYDROLASE/HYDROLASE INHIBITOR 22-MAY-06 2CNO TITLE CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE EPOXIDE TITLE 2 INHIBITORS. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CASPASE-3; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: ALPHA SUBUNIT, RESIDUES 29-175; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: CASPASE-3; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES; COMPND 10 MOL_ID: 3; COMPND 11 MOLECULE: AZA-PEPTIDE EPOXIDE; COMPND 12 CHAIN: C; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CASP3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; 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: PET11D; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 13 ORGANISM_COMMON: HUMAN; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 GENE: CASP3; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; 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: PET11D; SOURCE 21 MOL_ID: 3; SOURCE 22 SYNTHETIC: YES; SOURCE 23 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 24 ORGANISM_TAXID: 32630 KEYWDS THIOL PROTEASE, PHOSPHORYLATION, CYSTEINE-PROTEASE, PROTEASE- KEYWDS 2 INHIBITOR COMPLEX, EPOXIDES, APOPTOSIS, HYDROLASE, AZA-PEPTIDE, KEYWDS 3 EPOXYSUCCINYL, ICE, YAMA, CPP32, CLAN CD, AZA-ASP, ZYMOGEN, KEYWDS 4 HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR R.GANESAN,S.JELAKOVIC,A.J.CAMPBELL,Z.Z.LI,J.L.ASGIAN,J.C.POWERS, AUTHOR 2 M.G.GRUTTER REVDAT 4 23-AUG-23 2CNO 1 COMPND SOURCE REMARK DBREF REVDAT 4 2 1 SEQADV SEQRES HET HETNAM REVDAT 4 3 1 HETSYN FORMUL LINK SITE REVDAT 4 4 1 ATOM REVDAT 3 13-JUL-11 2CNO 1 VERSN REVDAT 2 24-FEB-09 2CNO 1 VERSN REVDAT 1 22-MAY-07 2CNO 0 JRNL AUTH R.GANESAN,S.JELAKOVIC,A.J.CAMPBELL,Z.Z.LI,J.L.ASGIAN, JRNL AUTH 2 J.C.POWERS,M.G.GRUTTER JRNL TITL EXPLORING THE S4 AND S1 PRIME SUBSITE SPECIFICITIES IN JRNL TITL 2 CASPASE-3 WITH AZA-PEPTIDE EPOXIDE INHIBITORS JRNL REF BIOCHEMISTRY V. 45 9059 2006 JRNL REFN ISSN 0006-2960 JRNL PMID 16866351 JRNL DOI 10.1021/BI060364P REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.69 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 3559522.010 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 85.8 REMARK 3 NUMBER OF REFLECTIONS : 17682 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) : 0.168 REMARK 3 FREE R VALUE : 0.198 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.000 REMARK 3 FREE R VALUE TEST SET COUNT : 522 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.07 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 36.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1210 REMARK 3 BIN R VALUE (WORKING SET) : 0.1750 REMARK 3 BIN FREE R VALUE : 0.2410 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 2.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 34 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.041 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1979 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 299 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.93000 REMARK 3 B22 (A**2) : 0.39100 REMARK 3 B33 (A**2) : 1.54700 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.06 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.08 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.650 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.190 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.750 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.060 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.000 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 63.10 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: CHAIN A ASP175 CHAIN B SER176-CYS184 REMARK 4 REMARK 4 2CNO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 22-MAY-06. REMARK 100 THE DEPOSITION ID IS D_1290028848. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-OCT-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 4.75 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.90001 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17682 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.5 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.02000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 31.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.15 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.7 REMARK 200 DATA REDUNDANCY IN SHELL : 5.90 REMARK 200 R MERGE FOR SHELL (I) : 0.04000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 25.30 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG6000, 100 MM SODIUM CITRATE PH 4.75 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 34.58500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 41.76500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 47.88000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 34.58500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 41.76500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 47.88000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 34.58500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 41.76500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 47.88000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 34.58500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 41.76500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 47.88000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEXAMERIC 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 APPLY THE FOLLOWING TO CHAINS: A, B, C REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 69.17000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 95.76000 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 ALA B 175 REMARK 465 SER B 176 REMARK 465 GLY B 177 REMARK 465 VAL B 178 REMARK 465 ASP B 179 REMARK 465 ASP B 180 REMARK 465 ASP B 181 REMARK 465 MET B 182 REMARK 465 ALA B 183 REMARK 465 CYS B 184 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 175 CA C O CB CG OD1 OD2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 SG CYS A 163 C4 MY0 C 4 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OE2 GLU A 123 OE2 GLU A 123 2665 1.82 REMARK 500 REMARK 500 REMARK: NULL 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 120 -176.31 -173.15 REMARK 500 ASP B 192 31.55 70.94 REMARK 500 LYS B 229 -36.63 -132.97 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B2001 DISTANCE = 5.81 ANGSTROMS REMARK 525 HOH B2003 DISTANCE = 5.95 ANGSTROMS REMARK 525 HOH B2004 DISTANCE = 6.83 ANGSTROMS REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE STARTING INHIBITOR COMPOUND IS AZA-PEPTIDE EPOXIDE CBZ-GLU-VAL- REMARK 600 AZAASP-EPCO-NH(CH2)2PH. NUCLEOPHILIC ATTACK OF ACTIVE SITE CYSTEINE REMARK 600 CYS 163 ON C3 CARBON OF OXIRANE RING RESULTS IN FORMATION OF A REMARK 600 COVALENT THIOETHER BOND AND RING OPENING (INHIBITOR COMPOUND M60) REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1CP3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF APOPAIN WITH THE TETRAPEPTIDE REMARK 900 INHIBITOR ACE-DVAD- FMC REMARK 900 RELATED ID: 1GFW RELATED DB: PDB REMARK 900 THE 2.8 ANGSTROM CRYSTAL STRUCTURE OF CASPASE-3 (APOPAIN ORCPP32)IN REMARK 900 COMPLEX WITH AN ISATIN SULFONAMIDE INHIBITOR. REMARK 900 RELATED ID: 1I3O RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF XIAP- BIR2 AND CASPASE 3 REMARK 900 RELATED ID: 1NME RELATED DB: PDB REMARK 900 STRUCTURE OF CASP-3 WITH TETHERED SALICYLATE REMARK 900 RELATED ID: 1NMQ RELATED DB: PDB REMARK 900 EXTENDEND TETHERING: IN SITU ASSEMBLY OF INHIBITORS REMARK 900 RELATED ID: 1NMS RELATED DB: PDB REMARK 900 CASPASE-3 TETHERED TO IRREVERSIBLE INHIBITOR REMARK 900 RELATED ID: 1PAU RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF APOPAIN WITH THE TETRAPEPTIDE REMARK 900 ALDEHYDE INHIBITOR AC -DEVD-CHO REMARK 900 RELATED ID: 1QX3 RELATED DB: PDB REMARK 900 CONFORMATIONAL RESTRICTIONS IN THE ACTIVE SITE OFUNLIGANDED HUMAN REMARK 900 CASPASE-3 REMARK 900 RELATED ID: 1RE1 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CASPASE-3 WITH A NICOTINIC ACIDALDEHYDE REMARK 900 INHIBITOR REMARK 900 RELATED ID: 1RHJ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE -3 WITH APRYAZINONE REMARK 900 INHIBITOR REMARK 900 RELATED ID: 1RHK RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE -3 WITH A PHENYL-PROPYL- REMARK 900 KETONE INHIBITOR REMARK 900 RELATED ID: 1RHM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE -3 WITH ANICOTINIC ACID REMARK 900 ALDEHYDE INHIBITOR REMARK 900 RELATED ID: 1RHQ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE -3 WITH REMARK 900 ABROMOMETHOXYPHENYL INHIBITOR REMARK 900 RELATED ID: 1RHR RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE -3 WITH ACINNAMIC ACID REMARK 900 METHYL ESTER INHIBITOR REMARK 900 RELATED ID: 1RHU RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE -3 WITH A 5,6, REMARK 900 7TRICYCLIC PEPTIDOMIMETIC INHIBITOR REMARK 900 RELATED ID: 2C1E RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE MICHAEL REMARK 900 ACCEPTOR INHIBITORS. REMARK 900 RELATED ID: 2C2K RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE MICHAEL REMARK 900 ACCEPTOR INHIBITORS. REMARK 900 RELATED ID: 2C2M RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE MICHAEL REMARK 900 ACCEPTOR INHIBITORS. REMARK 900 RELATED ID: 2C2O RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE MICHAEL REMARK 900 ACCEPTOR INHIBITORS. REMARK 900 RELATED ID: 2CDR RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE EPOXIDE REMARK 900 INHIBITORS. REMARK 900 RELATED ID: 2CJX RELATED DB: PDB REMARK 900 EXTENDED SUBSTRATE RECOGNITION IN CASPASE-3 REVEALED BY HIGH REMARK 900 RESOLUTION X-RAY STRUCTURE ANALYSIS REMARK 900 RELATED ID: 2CJY RELATED DB: PDB REMARK 900 EXTENDED SUBSTRATE RECOGNITION IN CASPASE-3 REVEALED BY HIGH REMARK 900 RESOLUTION X-RAY STRUCTURE ANALYSIS REMARK 900 RELATED ID: 2CNK RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE EPOXIDE REMARK 900 INHIBITORS. REMARK 900 RELATED ID: 2CNL RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE EPOXIDE REMARK 900 INHIBITORS. REMARK 900 RELATED ID: 2CNN RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF CASPASE-3 IN COMPLEX WITH AZA-PEPTIDE EPOXIDE REMARK 900 INHIBITORS. DBREF 2CNO A 29 175 UNP P42574 CASP3_HUMAN 29 175 DBREF 2CNO B 176 277 UNP P42574 CASP3_HUMAN 176 277 DBREF 2CNO C 1 5 PDB 2CNO 2CNO 1 5 SEQADV 2CNO ALA B 175 UNP P42574 EXPRESSION TAG SEQRES 1 A 147 SER GLY ILE SER LEU ASP ASN SER TYR LYS MET ASP TYR SEQRES 2 A 147 PRO GLU MET GLY LEU CYS ILE ILE ILE ASN ASN LYS ASN SEQRES 3 A 147 PHE HIS LYS SER THR GLY MET THR SER ARG SER GLY THR SEQRES 4 A 147 ASP VAL ASP ALA ALA ASN LEU ARG GLU THR PHE ARG ASN SEQRES 5 A 147 LEU LYS TYR GLU VAL ARG ASN LYS ASN ASP LEU THR ARG SEQRES 6 A 147 GLU GLU ILE VAL GLU LEU MET ARG ASP VAL SER LYS GLU SEQRES 7 A 147 ASP HIS SER LYS ARG SER SER PHE VAL CYS VAL LEU LEU SEQRES 8 A 147 SER HIS GLY GLU GLU GLY ILE ILE PHE GLY THR ASN GLY SEQRES 9 A 147 PRO VAL ASP LEU LYS LYS ILE THR ASN PHE PHE ARG GLY SEQRES 10 A 147 ASP ARG CYS ARG SER LEU THR GLY LYS PRO LYS LEU PHE SEQRES 11 A 147 ILE ILE GLN ALA CYS ARG GLY THR GLU LEU ASP CYS GLY SEQRES 12 A 147 ILE GLU THR ASP SEQRES 1 B 103 ALA SER GLY VAL ASP ASP ASP MET ALA CYS HIS LYS ILE SEQRES 2 B 103 PRO VAL GLU ALA ASP PHE LEU TYR ALA TYR SER THR ALA SEQRES 3 B 103 PRO GLY TYR TYR SER TRP ARG ASN SER LYS ASP GLY SER SEQRES 4 B 103 TRP PHE ILE GLN SER LEU CYS ALA MET LEU LYS GLN TYR SEQRES 5 B 103 ALA ASP LYS LEU GLU PHE MET HIS ILE LEU THR ARG VAL SEQRES 6 B 103 ASN ARG LYS VAL ALA THR GLU PHE GLU SER PHE SER PHE SEQRES 7 B 103 ASP ALA THR PHE HIS ALA LYS LYS GLN ILE PRO CYS ILE SEQRES 8 B 103 VAL SER MET LEU THR LYS GLU LEU TYR PHE TYR HIS SEQRES 1 C 5 PHQ GLU VAL MY0 PEA HET PHQ C 1 10 HET MY0 C 4 13 HET PEA C 5 9 HETNAM PHQ BENZYL CHLOROCARBONATE HETNAM MY0 (2S)-4-[1-(CARBOXYMETHYL)HYDRAZINYL]-2-HYDROXY-4- HETNAM 2 MY0 OXOBUTANOIC ACID HETNAM PEA 2-PHENYLETHYLAMINE FORMUL 3 PHQ C8 H7 CL O2 FORMUL 3 MY0 C6 H10 N2 O6 FORMUL 3 PEA C8 H12 N 1+ FORMUL 4 HOH *299(H2 O) HELIX 1 1 HIS A 56 GLY A 60 5 5 HELIX 2 2 GLY A 66 ASN A 80 1 15 HELIX 3 3 THR A 92 LYS A 105 1 14 HELIX 4 4 LEU A 136 PHE A 142 1 7 HELIX 5 5 CYS A 148 THR A 152 5 5 HELIX 6 6 TRP B 214 ALA B 227 1 14 HELIX 7 7 GLU B 231 PHE B 247 1 17 HELIX 8 8 ASP B 253 HIS B 257 5 5 SHEET 1 AA 6 GLU A 84 ASN A 89 0 SHEET 2 AA 6 GLU A 43 ASN A 51 1 O GLY A 45 N GLU A 84 SHEET 3 AA 6 ARG A 111 LEU A 119 1 N SER A 112 O GLU A 43 SHEET 4 AA 6 LYS A 156 GLN A 161 1 O LEU A 157 N CYS A 116 SHEET 5 AA 6 PHE B 193 TYR B 197 1 O LEU B 194 N PHE A 158 SHEET 6 AA 6 CYS B 264 SER B 267 -1 O CYS B 264 N TYR B 197 SHEET 1 AB 3 GLY A 122 GLU A 123 0 SHEET 2 AB 3 ILE A 126 GLY A 129 -1 O ILE A 126 N GLU A 123 SHEET 3 AB 3 GLY A 132 ASP A 135 -1 O GLY A 132 N GLY A 129 SHEET 1 BA 2 ARG B 207 ASN B 208 0 SHEET 2 BA 2 GLY B 212 SER B 213 -1 O GLY B 212 N ASN B 208 LINK SG CYS A 163 C3 MY0 C 4 1555 1555 1.88 LINK C1 PHQ C 1 N GLU C 2 1555 1555 1.32 LINK C GLU C 2 N VAL C 3 1555 1555 1.33 LINK C VAL C 3 N MY0 C 4 1555 1555 1.30 LINK C MY0 C 4 N PEA C 5 1555 1555 1.40 CRYST1 69.170 83.530 95.760 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 0.014457 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011972 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010443 0.00000