PDB Short entry for 1SC1 HEADER HYDROLASE 11-FEB-04 1SC1 TITLE CRYSTAL STRUCTURE OF AN ACTIVE-SITE LIGAND-FREE FORM OF THE HUMAN TITLE 2 CASPASE-1 C285A MUTANT 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 MUTATION: YES; COMPND 10 MOL_ID: 2; COMPND 11 MOLECULE: INTERLEUKIN-1 BETA CONVERTASE; COMPND 12 CHAIN: B; COMPND 13 FRAGMENT: INTERLEUKIN-1 BETA CONVERTASE P10; COMPND 14 SYNONYM: IL-1BC, IL-1 BETA CONVERTING ENZYME, ICE, INTERLEUKIN-1 BETA COMPND 15 CONVERTING ENZYME, P45, CASPASE-1, CASP-1; COMPND 16 EC: 3.4.22.36; 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: CASP1, IL1BC, IL1BCE; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) 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(DE3) CODON+; SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: PRSET KEYWDS LIGAND-FREE CASPASE-1, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.J.ROMANOWSKI,J.M.SCHEER,T.O'BRIEN,R.S.MCDOWELL REVDAT 6 23-AUG-23 1SC1 1 REMARK REVDAT 5 27-OCT-21 1SC1 1 REMARK SEQADV REVDAT 4 12-FEB-20 1SC1 1 REMARK REVDAT 3 13-JUL-11 1SC1 1 VERSN REVDAT 2 24-FEB-09 1SC1 1 VERSN REVDAT 1 10-AUG-04 1SC1 0 JRNL AUTH M.J.ROMANOWSKI,J.M.SCHEER,T.O'BRIEN,R.S.MCDOWELL JRNL TITL CRYSTAL STRUCTURES OF A LIGAND-FREE AND MALONATE-BOUND HUMAN JRNL TITL 2 CASPASE-1: IMPLICATIONS FOR THE MECHANISM OF SUBSTRATE JRNL TITL 3 BINDING. JRNL REF STRUCTURE V. 12 1361 2004 JRNL REFN ISSN 0969-2126 JRNL PMID 15296730 JRNL DOI 10.1016/J.STR.2004.05.010 REMARK 2 REMARK 2 RESOLUTION. 2.60 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) : 2.60 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 : 10163 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) : 0.235 REMARK 3 R VALUE (WORKING SET) : 0.231 REMARK 3 FREE R VALUE : 0.273 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1100 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) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.69 REMARK 3 REFLECTION IN BIN (WORKING SET) : 963 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3850 REMARK 3 BIN FREE R VALUE SET COUNT : 101 REMARK 3 BIN FREE R VALUE : 0.4240 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2030 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 60 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 51.34 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.31000 REMARK 3 B22 (A**2) : 3.31000 REMARK 3 B33 (A**2) : -4.96000 REMARK 3 B12 (A**2) : 1.65000 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): 0.670 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.333 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.290 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 14.997 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.934 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.911 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2072 ; 0.007 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2792 ; 0.979 ; 1.945 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 253 ; 5.476 ; 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): 309 ; 0.065 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1547 ; 0.002 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 889 ; 0.186 ; 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): 93 ; 0.132 ; 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): 57 ; 0.161 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 9 ; 0.089 ; 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): 1273 ; 2.356 ; 2.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2067 ; 4.146 ; 5.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 799 ; 2.121 ; 2.500 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 725 ; 3.503 ; 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 1SC1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-FEB-04. REMARK 100 THE DEPOSITION ID IS D_1000021589. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-MAY-03 REMARK 200 TEMPERATURE (KELVIN) : 180 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11308 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 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 (%) : 99.6 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.10700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.32800 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 1RWN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES, 2 M (NH4)2SO4, 25 MM DTT. REMARK 280 0.01% TRITON-X WAS ADDED TO THE DROP TO PREVENT THE CRYSTALS REMARK 280 FROM ATTACHING THEMSELVES TO THE COVER SLIPS., PH 7.4, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 278K 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 78.96733 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 39.48367 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 39.48367 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 78.96733 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4750 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13790 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.0 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 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 465 MET A 123 REMARK 465 PRO A 124 REMARK 465 THR A 125 REMARK 465 SER A 126 REMARK 465 SER A 127 REMARK 465 GLY A 128 REMARK 465 SER A 129 REMARK 465 GLU A 130 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 ASP A 201 CB - CG - OD2 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 297 CB - CG - OD2 ANGL. DEV. = 6.4 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 SER A 149 -93.64 -76.06 REMARK 500 ALA A 150 43.74 -88.00 REMARK 500 ASN A 205 74.58 46.07 REMARK 500 SER A 229 -177.05 -176.41 REMARK 500 SER A 236 -169.89 -167.36 REMARK 500 ILE A 239 -152.93 -133.50 REMARK 500 CYS A 270 77.92 -156.38 REMARK 500 ASP A 275 -1.18 76.58 REMARK 500 HIS B 342 78.48 54.38 REMARK 500 ASP B 381 -38.67 -163.52 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 CL B 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SC3 RELATED DB: PDB REMARK 900 RELATED ID: 1SC4 RELATED DB: PDB DBREF 1SC1 A 120 297 UNP P29466 CASP1_HUMAN 120 297 DBREF 1SC1 B 317 404 UNP P29466 CASP1_HUMAN 317 404 SEQADV 1SC1 ALA A 285 UNP P29466 CYS 285 ENGINEERED MUTATION 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 ALA 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 CL B 1 1 HETNAM CL CHLORIDE ION FORMUL 3 CL CL 1- FORMUL 4 HOH *60(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 LEU A 258 ASN A 266 1 9 HELIX 6 6 CYS A 270 LYS A 274 5 5 HELIX 7 7 SER B 347 ALA B 361 1 15 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 LYS A 203 SHEET 3 A 6 THR A 230 GLY A 238 1 O VAL A 233 N ILE A 168 SHEET 4 A 6 LYS A 278 ARG A 286 1 O VAL A 279 N LEU A 232 SHEET 5 A 6 PHE B 327 SER B 332 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 2 GLY A 242 CYS A 244 0 SHEET 2 B 2 ILE A 255 GLN A 257 -1 O LEU A 256 N ILE A 243 SITE 1 AC1 3 SER B 339 TRP B 340 ARG B 341 CRYST1 71.782 71.782 118.451 90.00 90.00 120.00 P 32 2 1 6 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 0.013931 0.008043 0.000000 0.00000 SCALE2 0.000000 0.016086 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008442 0.00000