HEADER VIRAL PROTEIN 13-MAR-08 2K1Q TITLE NMR STRUCTURE OF HEPATITIS C VIRUS NS3 SERINE PROTEASE COMPLEXED WITH TITLE 2 THE NON-COVALENTLY BOUND PHENETHYLAMIDE INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: NS3 PROTEASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1048-1206; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: PHENETHYLAMIDE; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HEPATITIS C VIRUS; SOURCE 3 ORGANISM_TAXID: 11103; SOURCE 4 STRAIN: 1B; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 7 EXPRESSION_SYSTEM_VARIANT: DE3; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES KEYWDS SERINE PROTEASE, NS3, HEPATITIS C VIRUS, NON COVALENT INHIBITOR, KEYWDS 2 ENVELOPE PROTEIN, HELICASE, HYDROLASE, NUCLEOTIDE-BINDING, RNA KEYWDS 3 REPLICATION, TRANSMEMBRANE, VIRAL PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR T.ELISEO,M.GALLO,M.PENNESTRI,R.BAZZO,D.O.CICERO REVDAT 3 15-NOV-23 2K1Q 1 ATOM REVDAT 2 16-MAR-22 2K1Q 1 REMARK DBREF LINK REVDAT 1 03-FEB-09 2K1Q 0 JRNL AUTH M.GALLO,M.PENNESTRI,M.J.BOTTOMLEY,G.BARBATO,T.ELISEO,M.PACI, JRNL AUTH 2 F.NARJES,R.DE FRANCESCO,V.SUMMA,U.KOCH,R.BAZZO,D.O.CICERO JRNL TITL BINDING OF A NONCOVALENT INHIBITOR EXPLOITING THE S' REGION JRNL TITL 2 STABILIZES THE HEPATITIS C VIRUS NS3 PROTEASE CONFORMATION JRNL TITL 3 IN THE ABSENCE OF COFACTOR. JRNL REF J.MOL.BIOL. V. 385 1142 2009 JRNL REFN ISSN 0022-2836 JRNL PMID 19061898 JRNL DOI 10.1016/J.JMB.2008.11.017 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XWINNMR, X-PLOR NIH REMARK 3 AUTHORS : BRUKER BIOSPIN (XWINNMR), SCHWIETERS, KUSZEWSKI, REMARK 3 TJANDRA AND CLORE (X-PLOR NIH) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2K1Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-SEP-08. REMARK 100 THE DEPOSITION ID IS D_1000100565. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 308 REMARK 210 PH : 6.8 REMARK 210 IONIC STRENGTH : 0.15 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.9 MM [U-100% 15N] NS3 REMARK 210 PROTEASE, 50 UM ZINC ION, 0.9 MM REMARK 210 PHENETYLAMIDE, 50 MM SODIUM REMARK 210 PHOSPHATE, 0.3 % [U-100% 2H] REMARK 210 BETA-OCTILGLUCOSIDE, 100 MM REMARK 210 SODIUM CHLORIDE, 1 MM DTT, 95% REMARK 210 H2O/5% D2O; 0.6 MM [U-100% 13C; REMARK 210 U-100% 15N] NS3 PROTEASE, 50 UM REMARK 210 ZINC ION, 0.6 MM PHENETYLAMIDE, REMARK 210 50 % SODIUM PHOSPHATE, 0.3 MM [U- REMARK 210 100% 2H] BETA-OCTILGLUCOSIDE, REMARK 210 100 MM SODIUM CHLORIDE, 1 MM DTT, REMARK 210 95% H2O/5% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D HNCO; 3D HNCA; 3D HN(CO)CA; REMARK 210 3D CBCA(CO)NH; 3D HCCH-TOCSY; 3D REMARK 210 HCCH-COSY; 3D 1H-13C NOESY; 3D REMARK 210 1H-15N NOESY; 3D 1H-15N TOCSY REMARK 210 SPECTROMETER FIELD STRENGTH : 700 MHZ; 600 MHZ; 500 MHZ; 400 REMARK 210 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NMRPIPE, NMRVIEW REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 200 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 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. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-20 REMARK 465 RES C SSSEQI REMARK 465 ALA A 1 REMARK 465 PRO A 2 REMARK 465 ILE A 3 REMARK 465 THR A 4 REMARK 465 ALA A 5 REMARK 465 TYR A 6 REMARK 465 SER A 7 REMARK 465 GLN A 8 REMARK 465 GLN A 9 REMARK 465 THR A 10 REMARK 465 ARG A 11 REMARK 465 GLY A 12 REMARK 465 LEU A 13 REMARK 465 LEU A 14 REMARK 465 GLY A 15 REMARK 465 CYS A 16 REMARK 465 ILE A 17 REMARK 465 ILE A 18 REMARK 465 THR A 19 REMARK 465 SER A 20 REMARK 465 LEU A 21 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 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 1 LYS A 26 42.06 38.59 REMARK 500 1 ALA A 59 -61.28 -96.89 REMARK 500 1 CYS A 99 -7.82 -143.88 REMARK 500 2 ASP A 25 39.74 -160.16 REMARK 500 2 CYS A 99 -8.02 -143.79 REMARK 500 2 THR A 160 -60.31 -103.42 REMARK 500 3 CYS A 99 -3.49 -143.85 REMARK 500 3 ARG A 161 54.73 -162.64 REMARK 500 4 CYS A 99 -5.95 -143.71 REMARK 500 4 ARG A 161 54.15 -162.91 REMARK 500 4 SER A 182 42.83 -92.65 REMARK 500 5 PHE A 43 -177.53 -170.32 REMARK 500 5 CYS A 99 -8.12 -143.62 REMARK 500 5 ARG A 155 -52.02 -120.21 REMARK 500 5 LYS A 183 -158.02 -102.26 REMARK 500 6 CYS A 99 -9.02 -141.57 REMARK 500 6 ARG A 155 -52.58 -124.24 REMARK 500 6 LYS A 183 29.13 -160.08 REMARK 500 7 CYS A 99 -8.09 -143.81 REMARK 500 7 ARG A 155 -52.01 -123.19 REMARK 500 7 ARG A 161 53.83 -163.92 REMARK 500 7 SER A 182 -160.00 50.99 REMARK 500 8 CYS A 99 -8.61 -143.43 REMARK 500 8 ARG A 161 57.41 -161.65 REMARK 500 8 SER A 182 -164.72 51.99 REMARK 500 9 LYS A 26 167.94 56.75 REMARK 500 9 CYS A 99 -8.51 -143.83 REMARK 500 9 ARG A 161 54.17 -163.65 REMARK 500 10 CYS A 99 -8.12 -143.95 REMARK 500 10 ARG A 161 59.93 -160.34 REMARK 500 10 LYS A 183 71.16 50.64 REMARK 500 11 LYS A 26 -160.00 57.00 REMARK 500 11 THR A 54 -178.60 -170.07 REMARK 500 11 CYS A 99 -8.10 -143.87 REMARK 500 11 ARG A 155 -52.50 -120.68 REMARK 500 11 ARG A 161 54.78 -164.00 REMARK 500 11 SER A 182 -67.50 -139.97 REMARK 500 12 GLN A 28 -86.79 57.23 REMARK 500 12 THR A 98 59.66 -118.21 REMARK 500 12 CYS A 99 -9.31 -141.76 REMARK 500 12 ARG A 155 -52.72 -121.17 REMARK 500 12 LYS A 184 163.27 57.83 REMARK 500 13 GLN A 28 -43.73 -159.81 REMARK 500 13 CYS A 99 -7.52 -143.59 REMARK 500 13 ARG A 155 -52.10 -122.54 REMARK 500 13 SER A 182 -69.06 64.51 REMARK 500 14 CYS A 99 -8.20 -143.88 REMARK 500 14 THR A 160 -61.06 -101.77 REMARK 500 15 GLN A 28 92.03 52.87 REMARK 500 15 THR A 54 -178.74 -170.02 REMARK 500 REMARK 500 THIS ENTRY HAS 72 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 ARG A 24 0.32 SIDE CHAIN REMARK 500 1 ARG A 92 0.27 SIDE CHAIN REMARK 500 1 ARG A 109 0.31 SIDE CHAIN REMARK 500 1 ARG A 117 0.27 SIDE CHAIN REMARK 500 1 ARG A 118 0.29 SIDE CHAIN REMARK 500 1 ARG A 119 0.31 SIDE CHAIN REMARK 500 1 ARG A 123 0.32 SIDE CHAIN REMARK 500 1 ARG A 130 0.31 SIDE CHAIN REMARK 500 1 ARG A 155 0.29 SIDE CHAIN REMARK 500 1 ARG A 161 0.24 SIDE CHAIN REMARK 500 1 ARG A 180 0.22 SIDE CHAIN REMARK 500 2 ARG A 24 0.31 SIDE CHAIN REMARK 500 2 ARG A 92 0.30 SIDE CHAIN REMARK 500 2 ARG A 109 0.25 SIDE CHAIN REMARK 500 2 ARG A 117 0.32 SIDE CHAIN REMARK 500 2 ARG A 118 0.24 SIDE CHAIN REMARK 500 2 ARG A 119 0.29 SIDE CHAIN REMARK 500 2 ARG A 123 0.30 SIDE CHAIN REMARK 500 2 ARG A 130 0.26 SIDE CHAIN REMARK 500 2 ARG A 155 0.29 SIDE CHAIN REMARK 500 2 ARG A 161 0.30 SIDE CHAIN REMARK 500 2 ARG A 180 0.31 SIDE CHAIN REMARK 500 3 ARG A 24 0.31 SIDE CHAIN REMARK 500 3 ARG A 92 0.32 SIDE CHAIN REMARK 500 3 ARG A 109 0.26 SIDE CHAIN REMARK 500 3 ARG A 117 0.29 SIDE CHAIN REMARK 500 3 ARG A 118 0.32 SIDE CHAIN REMARK 500 3 ARG A 119 0.31 SIDE CHAIN REMARK 500 3 ARG A 123 0.31 SIDE CHAIN REMARK 500 3 ARG A 130 0.30 SIDE CHAIN REMARK 500 3 ARG A 155 0.25 SIDE CHAIN REMARK 500 3 ARG A 161 0.32 SIDE CHAIN REMARK 500 3 ARG A 180 0.28 SIDE CHAIN REMARK 500 4 ARG A 24 0.31 SIDE CHAIN REMARK 500 4 ARG A 92 0.30 SIDE CHAIN REMARK 500 4 ARG A 109 0.25 SIDE CHAIN REMARK 500 4 ARG A 117 0.31 SIDE CHAIN REMARK 500 4 ARG A 118 0.31 SIDE CHAIN REMARK 500 4 ARG A 119 0.31 SIDE CHAIN REMARK 500 4 ARG A 123 0.26 SIDE CHAIN REMARK 500 4 ARG A 130 0.29 SIDE CHAIN REMARK 500 4 ARG A 155 0.23 SIDE CHAIN REMARK 500 4 ARG A 161 0.28 SIDE CHAIN REMARK 500 4 ARG A 180 0.30 SIDE CHAIN REMARK 500 5 ARG A 24 0.28 SIDE CHAIN REMARK 500 5 ARG A 92 0.31 SIDE CHAIN REMARK 500 5 ARG A 109 0.23 SIDE CHAIN REMARK 500 5 ARG A 117 0.26 SIDE CHAIN REMARK 500 5 ARG A 118 0.31 SIDE CHAIN REMARK 500 5 ARG A 119 0.29 SIDE CHAIN REMARK 500 REMARK 500 THIS ENTRY HAS 220 PLANE DEVIATIONS. REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 301 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 97 SG REMARK 620 2 CYS A 99 SG 92.4 REMARK 620 3 CYS A 145 SG 100.3 108.6 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IBU B 187 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OBF B 190 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE3 B 191 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BT7 RELATED DB: PDB REMARK 900 APO NS3 PROTEASE REMARK 900 RELATED ID: 1DWX RELATED DB: PDB REMARK 900 COVALENT INHIBITOR - NS3 COMPLEX DBREF 2K1Q A 1 180 UNP P90191 P90191_9HEPC 1027 1206 DBREF 2K1Q B 187 191 PDB 2K1Q 2K1Q 187 191 SEQADV 2K1Q ALA A 181 UNP P90191 EXPRESSION TAG SEQADV 2K1Q SER A 182 UNP P90191 EXPRESSION TAG SEQADV 2K1Q LYS A 183 UNP P90191 EXPRESSION TAG SEQADV 2K1Q LYS A 184 UNP P90191 EXPRESSION TAG SEQADV 2K1Q LYS A 185 UNP P90191 EXPRESSION TAG SEQADV 2K1Q LYS A 186 UNP P90191 EXPRESSION TAG SEQRES 1 A 186 ALA PRO ILE THR ALA TYR SER GLN GLN THR ARG GLY LEU SEQRES 2 A 186 LEU GLY CYS ILE ILE THR SER LEU THR GLY ARG ASP LYS SEQRES 3 A 186 ASN GLN VAL GLU GLY GLU VAL GLN VAL VAL SER THR ALA SEQRES 4 A 186 THR GLN SER PHE LEU ALA THR CYS VAL ASN GLY VAL CYS SEQRES 5 A 186 TRP THR VAL TYR HIS GLY ALA GLY SER LYS THR LEU ALA SEQRES 6 A 186 GLY PRO LYS GLY PRO ILE THR GLN MET TYR THR ASN VAL SEQRES 7 A 186 ASP GLN ASP LEU VAL GLY TRP GLN ALA PRO PRO GLY ALA SEQRES 8 A 186 ARG SER LEU THR PRO CYS THR CYS GLY SER SER ASP LEU SEQRES 9 A 186 TYR LEU VAL THR ARG HIS ALA ASP VAL ILE PRO VAL ARG SEQRES 10 A 186 ARG ARG GLY ASP SER ARG GLY SER LEU LEU SER PRO ARG SEQRES 11 A 186 PRO VAL SER TYR LEU LYS GLY SER SER GLY GLY PRO LEU SEQRES 12 A 186 LEU CYS PRO SER GLY HIS ALA VAL GLY ILE PHE ARG ALA SEQRES 13 A 186 ALA VAL CYS THR ARG GLY VAL ALA LYS ALA VAL ASP PHE SEQRES 14 A 186 VAL PRO VAL GLU SER MET GLU THR THR MET ARG ALA SER SEQRES 15 A 186 LYS LYS LYS LYS SEQRES 1 B 5 IBU GLU LEU OBF FE3 HET IBU B 187 16 HET OBF B 190 13 HET FE3 B 191 21 HET ZN A 301 1 HETNAM IBU 2-METHYLPROPYL HYDROGEN CARBONATE HETNAM OBF (2S)-2-AMINO-4,4-DIFLUOROBUTANOIC ACID HETNAM FE3 4-(2-AMINOETHYL)-3-CHLOROBENZOIC ACID HETNAM ZN ZINC ION FORMUL 2 IBU C5 H10 O3 FORMUL 2 OBF C4 H7 F2 N O2 FORMUL 2 FE3 C9 H10 CL N O2 FORMUL 3 ZN ZN 2+ HELIX 1 1 VAL A 132 LYS A 136 1 5 HELIX 2 2 VAL A 172 SER A 182 1 11 SHEET 1 A 5 VAL A 33 SER A 37 0 SHEET 2 A 5 SER A 42 VAL A 48 -1 O PHE A 43 N VAL A 36 SHEET 3 A 5 VAL A 51 VAL A 55 -1 O VAL A 51 N VAL A 48 SHEET 4 A 5 LEU A 82 GLN A 86 -1 O TRP A 85 N CYS A 52 SHEET 5 A 5 GLN A 73 ASN A 77 -1 N MET A 74 O GLY A 84 SHEET 1 B 2 LEU A 64 ALA A 65 0 SHEET 2 B 2 PRO A 70 ILE A 71 -1 O ILE A 71 N LEU A 64 SHEET 1 C 7 ASP A 103 VAL A 107 0 SHEET 2 C 7 VAL A 113 ARG A 118 -1 O VAL A 116 N LEU A 104 SHEET 3 C 7 ARG A 123 PRO A 131 -1 O SER A 125 N ARG A 117 SHEET 4 C 7 VAL A 163 PRO A 171 -1 O LYS A 165 N LEU A 126 SHEET 5 C 7 HIS A 149 CYS A 159 -1 N VAL A 158 O ALA A 166 SHEET 6 C 7 PRO A 142 CYS A 145 -1 N LEU A 143 O VAL A 151 SHEET 7 C 7 ASP A 103 VAL A 107 -1 N TYR A 105 O LEU A 144 LINK C IBU B 187 N GLU B 188 1555 1555 1.31 LINK C LEU B 189 N OBF B 190 1555 1555 1.31 LINK C OBF B 190 N FE3 B 191 1555 1555 1.31 LINK SG CYS A 97 ZN ZN A 301 1555 1555 2.30 LINK SG CYS A 99 ZN ZN A 301 1555 1555 2.30 LINK SG CYS A 145 ZN ZN A 301 1555 1555 2.31 SITE 1 AC1 4 ALA A 156 ALA A 157 CYS A 159 LEU B 189 SITE 1 AC2 6 SER A 42 SER A 133 LEU A 135 LYS A 136 SITE 2 AC2 6 SER A 139 PHE A 154 SITE 1 AC3 7 THR A 38 THR A 40 GLN A 41 SER A 42 SITE 2 AC3 7 LYS A 136 SER A 139 GLU B 188 SITE 1 AC4 6 CYS A 97 THR A 98 CYS A 99 CYS A 145 SITE 2 AC4 6 PRO A 146 SER A 147 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1