HEADER HYDROLASE/HYDROLASE INHIBITOR 22-OCT-10 3PCX TITLE CASPASE-3 E246A, K242A DOUBLE MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: CASPASE-3; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 29-277; COMPND 5 SYNONYM: CASP-3, APOPAIN, CYSTEINE PROTEASE CPP32, CPP-32, PROTEIN COMPND 6 YAMA, SREBP CLEAVAGE ACTIVITY 1, SCA-1, CASPASE-3 SUBUNIT P17, COMPND 7 CASPASE-3 SUBUNIT P12; COMPND 8 EC: 3.4.22.56; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES; COMPND 11 MOL_ID: 2; COMPND 12 MOLECULE: INHIBITOR AC-DEVD-CMK; COMPND 13 CHAIN: B; COMPND 14 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: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) LYS; SOURCE 9 MOL_ID: 2; SOURCE 10 SYNTHETIC: YES KEYWDS SALT BRIDGE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.WALTERS,P.SWARTZ,C.MATTOS,A.C.CLARK REVDAT 4 30-OCT-24 3PCX 1 SEQADV LINK REVDAT 3 16-NOV-11 3PCX 1 VERSN HETATM REVDAT 2 23-MAR-11 3PCX 1 JRNL KEYWDS SITE REVDAT 1 23-FEB-11 3PCX 0 JRNL AUTH J.WALTERS,P.SWARTZ,C.MATTOS,A.C.CLARK JRNL TITL THERMODYNAMIC, ENZYMATIC AND STRUCTURAL EFFECTS OF REMOVING JRNL TITL 2 A SALT BRIDGE AT THE BASE OF LOOP 4 IN (PRO)CASPASE-3. JRNL REF ARCH.BIOCHEM.BIOPHYS. V. 508 31 2011 JRNL REFN ISSN 0003-9861 JRNL PMID 21266160 JRNL DOI 10.1016/J.ABB.2011.01.011 REMARK 2 REMARK 2 RESOLUTION. 1.50 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.7 REMARK 3 NUMBER OF REFLECTIONS : 42537 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.213 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.500 REMARK 3 FREE R VALUE TEST SET COUNT : 4299 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 : 1988 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 317 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.22 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.58700 REMARK 3 B22 (A**2) : -4.94000 REMARK 3 B33 (A**2) : 5.52700 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) : 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) : 0.011 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) : 0.981 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.477 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.921 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.841 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 28.80 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 3PCX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-NOV-10. REMARK 100 THE DEPOSITION ID IS D_1000062225. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-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) : 1.0 REMARK 200 MONOCHROMATOR : CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 300 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 47295 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.450 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 1.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 76.0 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: NULL REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: INHIBITOR, AC-DEVD-CMK, RECONSTITUTED REMARK 280 IN DMSO, WAS ADDED AT A 5:1 INHIBITOR:PROTEIN RATIO (W/W). FINAL REMARK 280 BUFFER CONSISTED OF 10 MM TRIS-HCL, 10 MM DTT, 3 MM NAN3, VAPOR REMARK 280 DIFFUSION, HANGING DROP, PH 8.5, TEMPERATURE 300K 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 34.46800 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 42.34750 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 48.10650 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 34.46800 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 42.34750 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 48.10650 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 34.46800 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 42.34750 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 48.10650 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 34.46800 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 42.34750 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 48.10650 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 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1320 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12640 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 17920 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 37920 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 -1.000000 0.000000 0.000000 68.93600 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 84.69500 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 68.93600 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 96.21300 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 84.69500 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 96.21300 REMARK 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 17440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 38390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -88.0 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 68.93600 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 68.93600 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 96.21300 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 96.21300 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 A 453 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 558 LIES ON A SPECIAL POSITION. 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 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 ASP A 179 CG OD1 OD2 REMARK 470 HIS A 185 CG ND1 CD2 CE1 NE2 REMARK 470 HIS A 278 CG ND1 CD2 CE1 NE2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF INHIBITOR AC-DEVD REMARK 800 -CMK REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3PD0 RELATED DB: PDB REMARK 900 CASPASE-3 E246A REMARK 900 RELATED ID: 3PD1 RELATED DB: PDB REMARK 900 CASPASE-3 K242A DBREF 3PCX A 29 277 UNP P42574 CASP3_HUMAN 29 277 DBREF 3PCX B 1 6 PDB 3PCX 3PCX 1 6 SEQADV 3PCX ALA A 242 UNP P42574 LYS 242 ENGINEERED MUTATION SEQADV 3PCX ALA A 246 UNP P42574 GLU 246 ENGINEERED MUTATION SEQADV 3PCX HIS 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 ALA VAL ALA THR ALA 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 VAL SER MET LEU THR LYS GLU LEU TYR PHE SEQRES 20 A 250 TYR HIS HIS SEQRES 1 B 6 ACE ASP GLU VAL ASP 0QE HET ACE B 1 3 HET 0QE B 6 2 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 *317(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 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 VAL 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 3 VAL B 4 -1 O GLU B 3 N ARG A 207 LINK C ACE B 1 N ASP B 2 1555 1555 1.33 LINK C ASP B 5 C1 0QE B 6 1555 1555 1.53 SITE 1 AC1 31 SER A 58 ARG A 64 HIS A 121 GLY A 122 SITE 2 AC1 31 GLN A 161 CYS A 163 TYR A 204 SER A 205 SITE 3 AC1 31 TRP A 206 ARG A 207 ASN A 208 SER A 209 SITE 4 AC1 31 TRP A 214 SER A 249 PHE A 250 HOH A 324 SITE 5 AC1 31 HOH A 371 HOH A 386 HOH A 393 HOH A 433 SITE 6 AC1 31 HOH A 513 HOH A 551 HOH B 300 HOH B 301 SITE 7 AC1 31 HOH B 302 HOH B 304 HOH B 306 HOH B 307 SITE 8 AC1 31 HOH B 308 HOH B 309 HOH B 310 CRYST1 68.936 84.695 96.213 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 0.014506 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011807 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010394 0.00000