HEADER HYDROLASE 17-DEC-03 1RWW TITLE CRYSTAL STRUCTURE OF HUMAN CASPASE-1 IN COMPLEX WITH 4-OXO-3-[(6-{[4- TITLE 2 (QUINOXALIN-2-YLAMINO)-BENZOYLAMINO]-METHYL}-PYRIDINE-3-CARBONYL)- TITLE 3 AMINO]-BUTYRIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTERLEUKIN-1 BETA CONVERTASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: INTERLEUKIN-1 BETA CONVERTASE P20; COMPND 5 SYNONYM: IL-1BC, IL-1 BETA CONVERTING ENZYME, ICE, INTERLEUKIN-1 BETA COMPND 6 CONVERTING ENZYME, P45, CASPASE-1, CASP-1; COMPND 7 EC: 3.4.22.36; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: INTERLEUKIN-1 BETA CONVERTASE; COMPND 11 CHAIN: B; COMPND 12 FRAGMENT: INTERLEUKIN-1 BETA CONVERTASE P10; COMPND 13 SYNONYM: IL-1BC, IL-1 BETA CONVERTING ENZYME, ICE, INTERLEUKIN-1 BETA COMPND 14 CONVERTING ENZYME, P45, CASPASE-1, CASP-1; COMPND 15 EC: 3.4.22.36; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CASP1, IL1BC, IL1BCE; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 CODON+; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PRSET; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 13 ORGANISM_COMMON: HUMAN; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 GENE: CASP1, IL1BC, IL1BCE; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: BL21 CODON+; SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: PRSET KEYWDS PROTEIN-SMALL MOLECULE INHIBITOR COMPLEX, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.J.ROMANOWSKI,B.T.FAHR,T.O'BRIEN REVDAT 6 30-OCT-24 1RWW 1 REMARK REVDAT 5 23-AUG-23 1RWW 1 REMARK LINK REVDAT 4 13-JUL-11 1RWW 1 VERSN REVDAT 3 24-FEB-09 1RWW 1 VERSN REVDAT 2 30-OCT-07 1RWW 1 JRNL REVDAT 1 28-DEC-04 1RWW 0 JRNL AUTH B.T.FAHR,T.O'BRIEN,P.PHAM,N.D.WAAL,S.BASKARAN,B.C.RAIMUNDO, JRNL AUTH 2 J.W.LAM,M.M.SOPKO,H.E.PURKEY,M.J.ROMANOWSKI JRNL TITL TETHERING IDENTIFIES FRAGMENT THAT YIELDS POTENT INHIBITORS JRNL TITL 2 OF HUMAN CASPASE-1. JRNL REF BIOORG.MED.CHEM.LETT. V. 16 559 2006 JRNL REFN ISSN 0960-894X JRNL PMID 16274992 JRNL DOI 10.1016/J.BMCL.2005.10.048 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.19 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 8105 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.193 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.246 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 402 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 15 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.90 REMARK 3 REFLECTION IN BIN (WORKING SET) : 761 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2320 REMARK 3 BIN FREE R VALUE SET COUNT : 38 REMARK 3 BIN FREE R VALUE : 0.2810 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2084 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 37 REMARK 3 SOLVENT ATOMS : 86 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.18 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.12000 REMARK 3 B22 (A**2) : 1.12000 REMARK 3 B33 (A**2) : -2.24000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.366 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.237 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 12.034 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.928 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.875 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2168 ; 0.006 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2920 ; 0.921 ; 1.967 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 261 ; 5.111 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 318 ; 0.059 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1637 ; 0.002 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1002 ; 0.178 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 98 ; 0.127 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 64 ; 0.164 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 13 ; 0.140 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1313 ; 1.824 ; 2.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2133 ; 3.171 ; 5.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 855 ; 1.853 ; 2.500 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 787 ; 3.127 ; 5.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1RWW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JAN-04. REMARK 100 THE DEPOSITION ID IS D_1000021109. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-JAN-03 REMARK 200 TEMPERATURE (KELVIN) : 180 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8549 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.10400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.87 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.33900 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: AMORE REMARK 200 STARTING MODEL: PDB ID 1RWN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M PIPES, 192MM (NH4)2SO4, 25% PEG REMARK 280 2000 MME, 10MM DTT, 3MM NAN3, 2MM MGCL2, PH 6.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 278K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 80.70050 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 31.48100 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 31.48100 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 121.05075 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 31.48100 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 31.48100 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 40.35025 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 31.48100 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 31.48100 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 121.05075 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 31.48100 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 31.48100 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 40.35025 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 80.70050 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 18400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.0 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 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH B 74 LIES ON A SPECIAL POSITION. 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 ASN A 120 REMARK 465 PRO A 121 REMARK 465 ALA A 122 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 149 -138.92 -73.41 REMARK 500 ALA A 150 46.36 -77.58 REMARK 500 THR A 162 78.78 -114.28 REMARK 500 ASN A 205 70.87 40.07 REMARK 500 THR A 226 40.65 -104.30 REMARK 500 CYS A 270 67.53 -153.03 REMARK 500 ASP B 336 -12.04 79.81 REMARK 500 ASP B 381 -145.04 -104.32 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OQB A 501 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ICE RELATED DB: PDB REMARK 900 RELATED ID: 1BMQ RELATED DB: PDB REMARK 900 RELATED ID: 1IBC RELATED DB: PDB REMARK 900 RELATED ID: 1RWK RELATED DB: PDB REMARK 900 RELATED ID: 1RWM RELATED DB: PDB REMARK 900 RELATED ID: 1RWN RELATED DB: PDB REMARK 900 RELATED ID: 1RWO RELATED DB: PDB REMARK 900 RELATED ID: 1RWP RELATED DB: PDB REMARK 900 RELATED ID: 1RWV RELATED DB: PDB REMARK 900 RELATED ID: 1RWX RELATED DB: PDB DBREF 1RWW A 120 297 UNP P29466 CASP1_HUMAN 120 297 DBREF 1RWW B 317 404 UNP P29466 CASP1_HUMAN 317 404 SEQRES 1 A 178 ASN PRO ALA MET PRO THR SER SER GLY SER GLU GLY ASN SEQRES 2 A 178 VAL LYS LEU CYS SER LEU GLU GLU ALA GLN ARG ILE TRP SEQRES 3 A 178 LYS GLN LYS SER ALA GLU ILE TYR PRO ILE MET ASP LYS SEQRES 4 A 178 SER SER ARG THR ARG LEU ALA LEU ILE ILE CYS ASN GLU SEQRES 5 A 178 GLU PHE ASP SER ILE PRO ARG ARG THR GLY ALA GLU VAL SEQRES 6 A 178 ASP ILE THR GLY MET THR MET LEU LEU GLN ASN LEU GLY SEQRES 7 A 178 TYR SER VAL ASP VAL LYS LYS ASN LEU THR ALA SER ASP SEQRES 8 A 178 MET THR THR GLU LEU GLU ALA PHE ALA HIS ARG PRO GLU SEQRES 9 A 178 HIS LYS THR SER ASP SER THR PHE LEU VAL PHE MET SER SEQRES 10 A 178 HIS GLY ILE ARG GLU GLY ILE CYS GLY LYS LYS HIS SER SEQRES 11 A 178 GLU GLN VAL PRO ASP ILE LEU GLN LEU ASN ALA ILE PHE SEQRES 12 A 178 ASN MET LEU ASN THR LYS ASN CYS PRO SER LEU LYS ASP SEQRES 13 A 178 LYS PRO LYS VAL ILE ILE ILE GLN ALA CYS ARG GLY ASP SEQRES 14 A 178 SER PRO GLY VAL VAL TRP PHE LYS ASP SEQRES 1 B 88 ALA ILE LYS LYS ALA HIS ILE GLU LYS ASP PHE ILE ALA SEQRES 2 B 88 PHE CYS SER SER THR PRO ASP ASN VAL SER TRP ARG HIS SEQRES 3 B 88 PRO THR MET GLY SER VAL PHE ILE GLY ARG LEU ILE GLU SEQRES 4 B 88 HIS MET GLN GLU TYR ALA CYS SER CYS ASP VAL GLU GLU SEQRES 5 B 88 ILE PHE ARG LYS VAL ARG PHE SER PHE GLU GLN PRO ASP SEQRES 6 B 88 GLY ARG ALA GLN MET PRO THR THR GLU ARG VAL THR LEU SEQRES 7 B 88 THR ARG CYS PHE TYR LEU PHE PRO GLY HIS HET OQB A 501 37 HETNAM OQB 4-OXO-3-[(6-{[4-(QUINOXALIN-2-YLAMINO)-BENZOYLAMINO]- HETNAM 2 OQB METHYL}-PYRIDINE-3-CARBONYL)-AMINO]-BUTYRIC ACID FORMUL 3 OQB C26 H22 N6 O5 FORMUL 4 HOH *86(H2 O) HELIX 1 1 SER A 137 LYS A 148 1 12 HELIX 2 2 GLY A 181 LEU A 196 1 16 HELIX 3 3 THR A 207 HIS A 220 1 14 HELIX 4 4 ARG A 221 SER A 227 5 7 HELIX 5 5 GLN A 257 ASN A 266 1 10 HELIX 6 6 CYS A 270 LYS A 274 5 5 HELIX 7 7 VAL B 348 ALA B 361 1 14 HELIX 8 8 ASP B 365 PHE B 377 1 13 SHEET 1 A 6 SER A 199 LYS A 204 0 SHEET 2 A 6 LEU A 164 CYS A 169 1 N ILE A 167 O ASP A 201 SHEET 3 A 6 THR A 230 MET A 235 1 O VAL A 233 N ILE A 168 SHEET 4 A 6 LYS A 278 GLN A 283 1 O VAL A 279 N LEU A 232 SHEET 5 A 6 PHE B 327 CYS B 331 1 O ILE B 328 N ILE A 280 SHEET 6 A 6 THR B 388 GLU B 390 -1 O THR B 388 N CYS B 331 SHEET 1 B 3 GLY A 238 ILE A 239 0 SHEET 2 B 3 GLY A 242 CYS A 244 -1 O GLY A 242 N ILE A 239 SHEET 3 B 3 ILE A 255 LEU A 256 -1 O LEU A 256 N ILE A 243 SHEET 1 C 2 ARG B 341 HIS B 342 0 SHEET 2 C 2 GLY B 346 SER B 347 -1 O GLY B 346 N HIS B 342 LINK SG CYS A 285 C28 OQB A 501 1555 1555 1.81 SITE 1 AC1 12 ARG A 179 HIS A 237 GLY A 238 GLN A 283 SITE 2 AC1 12 CYS A 285 SER B 339 TRP B 340 ARG B 341 SITE 3 AC1 12 HIS B 342 MET B 345 SER B 347 ARG B 383 CRYST1 62.962 62.962 161.401 90.00 90.00 90.00 P 43 21 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 0.015883 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015883 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006196 0.00000