HEADER HYDROLASE/HYDROLASE INHIBITOR 28-AUG-09 3ITN TITLE CRYSTAL STRUCTURE OF PSEUDO-ACTIVATED PROCASPASE-3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CASPASE-3; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CASP-3, APOPAIN, CYSTEINE PROTEASE CPP32, CPP-32, YAMA COMPND 5 PROTEIN, SREBP CLEAVAGE ACTIVITY 1, SCA-1, CASPASE-3 SUBUNIT P17, COMPND 6 CASPASE-3 SUBUNIT P12; COMPND 7 EC: 3.4.22.56; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: ACETYL-ASP-GLU-VAL-ASP-CHLOROMETHYL KETONE INHIBITOR; COMPND 11 CHAIN: B; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CASP3, CPP32; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PCDNA3; SOURCE 10 MOL_ID: 2; SOURCE 11 SYNTHETIC: YES; SOURCE 12 OTHER_DETAILS: CALBIOCHEM KEYWDS CASPASE-3, APOPTOSIS, HYDROLASE, PHOSPHOPROTEIN, PROTEASE, S- KEYWDS 2 NITROSYLATION, THIOL PROTEASE, ZYMOGEN, HYDROLASE-HYDROLASE KEYWDS 3 INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.WALTERS,C.POP,F.L.SCOTT,M.DRAG,P.D.SWARTZ,C.MATTOS,G.S.SALVESEN, AUTHOR 2 A.C.CLARK REVDAT 3 06-SEP-23 3ITN 1 DBREF SEQADV LINK REVDAT 2 06-APR-11 3ITN 1 COMPND LINK REMARK HET REVDAT 2 2 1 HETSYN REVDAT 1 02-MAR-10 3ITN 0 JRNL AUTH J.WALTERS,C.POP,F.L.SCOTT,M.DRAG,P.SWARTZ,C.MATTOS, JRNL AUTH 2 G.S.SALVESEN,A.C.CLARK JRNL TITL A CONSTITUTIVELY ACTIVE AND UNINHIBITABLE CASPASE-3 ZYMOGEN JRNL TITL 2 EFFICIENTLY INDUCES APOPTOSIS. JRNL REF BIOCHEM.J. V. 424 335 2009 JRNL REFN ISSN 0264-6021 JRNL PMID 19788411 JRNL DOI 10.1042/BJ20090825 REMARK 2 REMARK 2 RESOLUTION. 1.63 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) : 1.63 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.79 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 : 30659 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOMLY SELECTED 10% OF REMARK 3 REFLECTIONS REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 3063 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1963 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 223 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 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 3ITN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-AUG-09. REMARK 100 THE DEPOSITION ID IS D_1000054851. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-OCT-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : ROSENBAUM-ROCK MONOCHROMATOR REMARK 200 HIGH-RESOLUTION DOUBLE-CRYSTAL REMARK 200 SI(220) SAGITTAL FOCUSING, REMARK 200 ROSENBAUM-ROCK VERTICAL FOCUSING REMARK 200 MIRROR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32677 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.630 REMARK 200 RESOLUTION RANGE LOW (A) : 33.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.8 REMARK 200 DATA REDUNDANCY : 5.450 REMARK 200 R MERGE (I) : 0.52000 REMARK 200 R SYM (I) : 0.44400 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.63 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: CNS REMARK 200 STARTING MODEL: CASPASE-3 PDB CODE 2J30 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.22 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEINS WERE DIALYZED IN A BUFFER OF REMARK 280 10 MM TRIS-HCL (PH 8.5) AND 1 MM DTT. THE PROTEIN WAS REMARK 280 CONCENTRATED TO 10 MG/ML USING AMICON ULTRAFREE CENTRIFUGAL REMARK 280 FILTER DEVICES, AND INHIBITOR, AC-DEVD-CMK RECONSTITUTED IN DMSO, REMARK 280 WAS THEN ADDED AT A 5:1 INHIBITOR:PEPTIDE RATIO (W/W). THE REMARK 280 PROTEIN WAS DILUTED TO A CONCENTRATION OF 8 MG/ML BY ADDING 10 REMARK 280 MM TRIS-HCL (PH 8.5), CONCENTRATED DTT, AND CONCENTRATED NAN3 SO REMARK 280 THAT THE FINAL BUFFER CONSISTED OF 10 MM TRIS-HCL (PH 8.5), 10 REMARK 280 MM DTT, AND 3 MM NAN3. CRYSTALS WERE OBTAINED BY THE HANGING REMARK 280 DROP VAPOR DIFFUSION METHOD. CONCENTRATED PROTEIN (2 L) WAS REMARK 280 MIXED 1:1 WITH A RESERVOIR SOLUTION THAT CONTAINED 100 MM SODIUM REMARK 280 CITRATE (PH 5), 3 MM NAN3, 10 MM DTT, AND 17% PEG 6000 (W/V). REMARK 280 THE CRYSTALLIZATION PLATES WERE INCUBATED AT 18 C., VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 291.15K 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 34.61200 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 42.30350 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 48.08550 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 34.61200 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 42.30350 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 48.08550 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 34.61200 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 42.30350 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 48.08550 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 34.61200 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 42.30350 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 48.08550 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 16780 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 35220 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 69.22400 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 84.60700 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 69.22400 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 96.17100 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 84.60700 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 96.17100 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6800 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 69.22400 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 96.17100 REMARK 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 1.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE AC-ASP-GLU-VAL-ASP-CMK IS PEPTIDE-LIKE, A MEMBER OF INHIBITOR REMARK 400 CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: AC-ASP-GLU-VAL-ASP-CMK REMARK 400 CHAIN: B 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 ASP A 175 REMARK 465 SER A 176 REMARK 465 GLY A 177 REMARK 465 VAL A 178 REMARK 465 ASP A 179 REMARK 465 ASP A 180 REMARK 465 ASP A 181 REMARK 465 MET A 182 REMARK 465 ALA A 183 REMARK 465 CYS A 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 GLU A 173 CG CD OE1 OE2 REMARK 470 HIS A 185 CG ND1 CD2 CE1 NE2 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 O HOH A 562 O HOH A 656 1.56 REMARK 500 OH TYR A 195 O HOH A 411 1.81 REMARK 500 O HOH A 300 O HOH A 648 2.12 REMARK 500 NZ LYS A 229 O HOH A 656 2.15 REMARK 500 O HOH A 408 O HOH A 651 2.16 REMARK 500 O HOH A 657 O HOH A 658 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ACE B 989 O - C - N ANGL. DEV. = 11.3 DEGREES 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 ARG A 64 75.50 -101.11 REMARK 500 SER A 120 -175.22 -175.48 REMARK 500 REMARK 500 REMARK: NULL DBREF 3ITN A 29 277 UNP P42574 CASP3_HUMAN 29 277 DBREF 3ITN B 989 993 PDB 3ITN 3ITN 989 993 SEQADV 3ITN GLU A 266 UNP P42574 VAL 266 CONFLICT SEQADV 3ITN ALA A 278 UNP P42574 EXPRESSION TAG SEQRES 1 A 250 SER GLY ILE SER LEU ASP ASN SER TYR LYS MET ASP TYR SEQRES 2 A 250 PRO GLU MET GLY LEU CYS ILE ILE ILE ASN ASN LYS ASN SEQRES 3 A 250 PHE HIS LYS SER THR GLY MET THR SER ARG SER GLY THR SEQRES 4 A 250 ASP VAL ASP ALA ALA ASN LEU ARG GLU THR PHE ARG ASN SEQRES 5 A 250 LEU LYS TYR GLU VAL ARG ASN LYS ASN ASP LEU THR ARG SEQRES 6 A 250 GLU GLU ILE VAL GLU LEU MET ARG ASP VAL SER LYS GLU SEQRES 7 A 250 ASP HIS SER LYS ARG SER SER PHE VAL CYS VAL LEU LEU SEQRES 8 A 250 SER HIS GLY GLU GLU GLY ILE ILE PHE GLY THR ASN GLY SEQRES 9 A 250 PRO VAL ASP LEU LYS LYS ILE THR ASN PHE PHE ARG GLY SEQRES 10 A 250 ASP ARG CYS ARG SER LEU THR GLY LYS PRO LYS LEU PHE SEQRES 11 A 250 ILE ILE GLN ALA CYS ARG GLY THR GLU LEU ASP CYS GLY SEQRES 12 A 250 ILE GLU THR ASP SER GLY VAL ASP ASP ASP MET ALA CYS SEQRES 13 A 250 HIS LYS ILE PRO VAL GLU ALA ASP PHE LEU TYR ALA TYR SEQRES 14 A 250 SER THR ALA PRO GLY TYR TYR SER TRP ARG ASN SER LYS SEQRES 15 A 250 ASP GLY SER TRP PHE ILE GLN SER LEU CYS ALA MET LEU SEQRES 16 A 250 LYS GLN TYR ALA ASP LYS LEU GLU PHE MET HIS ILE LEU SEQRES 17 A 250 THR ARG VAL ASN ARG LYS VAL ALA THR GLU PHE GLU SER SEQRES 18 A 250 PHE SER PHE ASP ALA THR PHE HIS ALA LYS LYS GLN ILE SEQRES 19 A 250 PRO CYS ILE GLU SER MET LEU THR LYS GLU LEU TYR PHE SEQRES 20 A 250 TYR HIS ALA SEQRES 1 B 6 ACE ASP GLU VAL ASP 0QE HET ACE B 989 3 HET 0QE B 994 1 HETNAM ACE ACETYL GROUP HETNAM 0QE CHLOROMETHANE HETSYN 0QE CHLORO METHYL GROUP FORMUL 2 ACE C2 H4 O FORMUL 2 0QE C H3 CL FORMUL 3 HOH *223(H2 O) HELIX 1 1 HIS A 56 GLY A 60 5 5 HELIX 2 2 GLY A 66 LEU A 81 1 16 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 A 214 ALA A 227 1 14 HELIX 7 7 GLU A 231 PHE A 247 1 17 HELIX 8 8 ASP A 253 HIS A 257 5 5 SHEET 1 A 6 GLU A 84 ASN A 89 0 SHEET 2 A 6 GLU A 43 ASN A 51 1 N ASN A 51 O LYS A 88 SHEET 3 A 6 ARG A 111 LEU A 119 1 O VAL A 117 N ILE A 48 SHEET 4 A 6 LYS A 156 GLN A 161 1 O LEU A 157 N PHE A 114 SHEET 5 A 6 PHE A 193 TYR A 197 1 O LEU A 194 N PHE A 158 SHEET 6 A 6 CYS A 264 SER A 267 -1 O GLU A 266 N TYR A 195 SHEET 1 B 3 GLY A 122 GLU A 123 0 SHEET 2 B 3 ILE A 126 GLY A 129 -1 O ILE A 126 N GLU A 123 SHEET 3 B 3 GLY A 132 ASP A 135 -1 O GLY A 132 N GLY A 129 SHEET 1 C 3 GLY A 212 SER A 213 0 SHEET 2 C 3 TRP A 206 ASN A 208 -1 N ASN A 208 O GLY A 212 SHEET 3 C 3 GLU B 991 VAL B 992 -1 O GLU B 991 N ARG A 207 LINK C ACE B 989 N ASP B 990 1555 1555 1.35 LINK C ASP B 993 C1 0QE B 994 1555 1555 1.54 CRYST1 69.224 84.607 96.171 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 0.014446 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011819 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010398 0.00000