HEADER HYDROLASE 21-JUL-03 1OKB TITLE CRYSTAL STRUCTURE OF URACIL-DNA GLYCOSYLASE FROM ATLANTIC COD (GADUS TITLE 2 MORHUA) COMPND MOL_ID: 1; COMPND 2 MOLECULE: URACIL-DNA GLYCOSYLASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: CATALYTIC DOMAIN, RESIDUES 79-301; COMPND 5 EC: 3.2.2.3; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GADUS MORHUA; SOURCE 3 ORGANISM_COMMON: ATLANTIC COD; SOURCE 4 ORGANISM_TAXID: 8049; SOURCE 5 ORGAN: LIVER; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HYDROLASE, URACIL-DNA GLYCOSYLASE, COLD-ADAPTATION, BASE EXCISION KEYWDS 2 REPAIR, STRUCTURE-FUNCTION RELATIONSHIP EXPDTA X-RAY DIFFRACTION AUTHOR I.LEIROS,E.MOE,O.LANES,A.O.SMALAS,N.P.WILLASSEN REVDAT 3 13-DEC-23 1OKB 1 REMARK REVDAT 2 24-FEB-09 1OKB 1 VERSN REVDAT 1 05-APR-04 1OKB 0 JRNL AUTH I.LEIROS,E.MOE,O.LANES,A.O.SMALAS,N.P.WILLASSEN JRNL TITL THE CRYSTAL STRUCTURE OF URACIL-DNA GLYCOSYLASE FROM JRNL TITL 2 ATLANTIC COD (GADUS MORHUA) REVEALS COLD-ADAPTATION FEATURES JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 59 1357 2003 JRNL REFN ISSN 0907-4449 JRNL PMID 12876336 JRNL DOI 10.1107/S0907444903011144 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 0.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 42162 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 SET) : 0.186 REMARK 3 FREE R VALUE : 0.206 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2112 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.97 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.88 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3955 REMARK 3 BIN R VALUE (WORKING SET) : 0.2586 REMARK 3 BIN FREE R VALUE : 0.2801 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.26 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 182 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3574 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 343 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.45 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.62300 REMARK 3 B22 (A**2) : -3.12900 REMARK 3 B33 (A**2) : 1.50600 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 2.01700 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.21 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.23 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.189 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.832 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) : 1.291 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.003 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.125 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.184 ; 2.500 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 1OKB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-JUL-03. REMARK 100 THE DEPOSITION ID IS D_1290013141. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-01 REMARK 200 TEMPERATURE (KELVIN) : 120.0 REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM1A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.873 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 42162 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 12.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : 0.09600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.52200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 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: PDB ENTRY 1AKZ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.71 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES PH 7.5, 1.4M SODIUM REMARK 280 CITRATE, PH 7.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z 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 33.59450 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 ENGINEERED RESIDUES PRO 82 MET, ALA 83 GLU, GLY 84 PHE 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 PHE A 84 36.80 -92.77 REMARK 500 GLN A 144 -100.37 -92.87 REMARK 500 GLN A 152 -70.11 -88.79 REMARK 500 HIS A 154 28.22 -148.02 REMARK 500 PHE A 158 -11.77 68.04 REMARK 500 PHE B 84 36.78 -92.89 REMARK 500 GLN B 144 -100.28 -93.05 REMARK 500 GLN B 152 -70.26 -88.93 REMARK 500 HIS B 154 28.14 -148.13 REMARK 500 PHE B 158 -11.31 67.77 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 A1306 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B1306 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B1305 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE THREE N-TERMINAL RESIDUES M82, E83, F84 ARE ENCODED BY REMARK 999 THE EXPRESSION VECTOR. DBREF 1OKB A 82 304 UNP Q9I983 Q9I983 79 301 DBREF 1OKB B 82 304 UNP Q9I983 Q9I983 79 301 SEQADV 1OKB MET A 82 UNP Q9I983 PRO 82 ENGINEERED MUTATION SEQADV 1OKB GLU A 83 UNP Q9I983 ALA 83 ENGINEERED MUTATION SEQADV 1OKB PHE A 84 UNP Q9I983 GLY 84 ENGINEERED MUTATION SEQADV 1OKB MET B 82 UNP Q9I983 PRO 82 ENGINEERED MUTATION SEQADV 1OKB GLU B 83 UNP Q9I983 ALA 83 ENGINEERED MUTATION SEQADV 1OKB PHE B 84 UNP Q9I983 GLY 84 ENGINEERED MUTATION SEQRES 1 A 223 MET GLU PHE PHE GLY GLU THR TRP ARG ARG GLU LEU ALA SEQRES 2 A 223 ALA GLU PHE GLU LYS PRO TYR PHE LYS GLN LEU MET SER SEQRES 3 A 223 PHE VAL ALA ASP GLU ARG SER ARG HIS THR VAL TYR PRO SEQRES 4 A 223 PRO ALA ASP GLN VAL TYR SER TRP THR GLU MET CYS ASP SEQRES 5 A 223 ILE GLN ASP VAL LYS VAL VAL ILE LEU GLY GLN ASP PRO SEQRES 6 A 223 TYR HIS GLY PRO ASN GLN ALA HIS GLY LEU CYS PHE SER SEQRES 7 A 223 VAL GLN LYS PRO VAL PRO PRO PRO PRO SER LEU VAL ASN SEQRES 8 A 223 ILE TYR LYS GLU LEU CYS THR ASP ILE ASP GLY PHE LYS SEQRES 9 A 223 HIS PRO GLY HIS GLY ASP LEU SER GLY TRP ALA LYS GLN SEQRES 10 A 223 GLY VAL LEU LEU LEU ASN ALA VAL LEU THR VAL ARG ALA SEQRES 11 A 223 HIS GLN ALA ASN SER HIS LYS ASP ARG GLY TRP GLU THR SEQRES 12 A 223 PHE THR ASP ALA VAL ILE LYS TRP LEU SER VAL ASN ARG SEQRES 13 A 223 GLU GLY VAL VAL PHE LEU LEU TRP GLY SER TYR ALA HIS SEQRES 14 A 223 LYS LYS GLY ALA THR ILE ASP ARG LYS ARG HIS HIS VAL SEQRES 15 A 223 LEU GLN ALA VAL HIS PRO SER PRO LEU SER ALA HIS ARG SEQRES 16 A 223 GLY PHE LEU GLY CYS LYS HIS PHE SER LYS ALA ASN GLY SEQRES 17 A 223 LEU LEU LYS LEU SER GLY THR GLU PRO ILE ASN TRP ARG SEQRES 18 A 223 ALA LEU SEQRES 1 B 223 MET GLU PHE PHE GLY GLU THR TRP ARG ARG GLU LEU ALA SEQRES 2 B 223 ALA GLU PHE GLU LYS PRO TYR PHE LYS GLN LEU MET SER SEQRES 3 B 223 PHE VAL ALA ASP GLU ARG SER ARG HIS THR VAL TYR PRO SEQRES 4 B 223 PRO ALA ASP GLN VAL TYR SER TRP THR GLU MET CYS ASP SEQRES 5 B 223 ILE GLN ASP VAL LYS VAL VAL ILE LEU GLY GLN ASP PRO SEQRES 6 B 223 TYR HIS GLY PRO ASN GLN ALA HIS GLY LEU CYS PHE SER SEQRES 7 B 223 VAL GLN LYS PRO VAL PRO PRO PRO PRO SER LEU VAL ASN SEQRES 8 B 223 ILE TYR LYS GLU LEU CYS THR ASP ILE ASP GLY PHE LYS SEQRES 9 B 223 HIS PRO GLY HIS GLY ASP LEU SER GLY TRP ALA LYS GLN SEQRES 10 B 223 GLY VAL LEU LEU LEU ASN ALA VAL LEU THR VAL ARG ALA SEQRES 11 B 223 HIS GLN ALA ASN SER HIS LYS ASP ARG GLY TRP GLU THR SEQRES 12 B 223 PHE THR ASP ALA VAL ILE LYS TRP LEU SER VAL ASN ARG SEQRES 13 B 223 GLU GLY VAL VAL PHE LEU LEU TRP GLY SER TYR ALA HIS SEQRES 14 B 223 LYS LYS GLY ALA THR ILE ASP ARG LYS ARG HIS HIS VAL SEQRES 15 B 223 LEU GLN ALA VAL HIS PRO SER PRO LEU SER ALA HIS ARG SEQRES 16 B 223 GLY PHE LEU GLY CYS LYS HIS PHE SER LYS ALA ASN GLY SEQRES 17 B 223 LEU LEU LYS LEU SER GLY THR GLU PRO ILE ASN TRP ARG SEQRES 18 B 223 ALA LEU HET GOL A1305 6 HET CL A1306 1 HET GOL B1305 6 HET CL B1306 1 HETNAM GOL GLYCEROL HETNAM CL CHLORIDE ION HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 GOL 2(C3 H8 O3) FORMUL 4 CL 2(CL 1-) FORMUL 7 HOH *343(H2 O) HELIX 1 1 GLY A 86 LEU A 93 1 8 HELIX 2 2 ALA A 94 GLU A 98 5 5 HELIX 3 3 LYS A 99 HIS A 116 1 18 HELIX 4 4 PRO A 121 VAL A 125 5 5 HELIX 5 5 TYR A 126 GLU A 130 5 5 HELIX 6 6 ASP A 133 VAL A 137 5 5 HELIX 7 7 PRO A 167 ILE A 181 1 15 HELIX 8 8 LEU A 192 LYS A 197 1 6 HELIX 9 9 GLY A 221 ARG A 237 1 17 HELIX 10 10 GLY A 246 GLY A 253 1 8 HELIX 11 11 ALA A 254 ILE A 256 5 3 HELIX 12 12 SER A 273 GLY A 277 5 5 HELIX 13 13 LYS A 282 SER A 294 1 13 HELIX 14 14 GLY B 86 LEU B 93 1 8 HELIX 15 15 ALA B 94 GLU B 98 5 5 HELIX 16 16 LYS B 99 HIS B 116 1 18 HELIX 17 17 PRO B 121 VAL B 125 5 5 HELIX 18 18 TYR B 126 GLU B 130 5 5 HELIX 19 19 ASP B 133 VAL B 137 5 5 HELIX 20 20 PRO B 167 ILE B 181 1 15 HELIX 21 21 LEU B 192 LYS B 197 1 6 HELIX 22 22 GLY B 221 ARG B 237 1 17 HELIX 23 23 GLY B 246 GLY B 253 1 8 HELIX 24 24 ALA B 254 ILE B 256 5 3 HELIX 25 25 SER B 273 GLY B 277 5 5 HELIX 26 26 LYS B 282 SER B 294 1 13 SHEET 1 AA 2 VAL A 118 TYR A 119 0 SHEET 2 AA 2 VAL A 209 ARG A 210 -1 O VAL A 209 N TYR A 119 SHEET 1 AB 4 VAL A 200 ASN A 204 0 SHEET 2 AB 4 VAL A 139 GLY A 143 1 O VAL A 139 N LEU A 201 SHEET 3 AB 4 VAL A 241 TRP A 245 1 O VAL A 241 N VAL A 140 SHEET 4 AB 4 HIS A 262 ALA A 266 1 O HIS A 262 N PHE A 242 SHEET 1 BA 2 VAL B 118 TYR B 119 0 SHEET 2 BA 2 VAL B 209 ARG B 210 -1 O VAL B 209 N TYR B 119 SHEET 1 BB 4 VAL B 200 ASN B 204 0 SHEET 2 BB 4 VAL B 139 GLY B 143 1 O VAL B 139 N LEU B 201 SHEET 3 BB 4 VAL B 241 TRP B 245 1 O VAL B 241 N VAL B 140 SHEET 4 BB 4 HIS B 262 ALA B 266 1 O HIS B 262 N PHE B 242 CISPEP 1 TYR A 119 PRO A 120 0 -0.49 CISPEP 2 LYS A 162 PRO A 163 0 -0.10 CISPEP 3 TYR B 119 PRO B 120 0 -0.51 CISPEP 4 LYS B 162 PRO B 163 0 0.03 SITE 1 AC1 4 ARG A 113 VAL A 118 HOH A2024 HOH A2025 SITE 1 AC2 4 ARG B 113 VAL B 118 HOH B2023 HOH B2027 SITE 1 AC3 8 GLN A 144 ASP A 145 CYS A 157 PHE A 158 SITE 2 AC3 8 ASN A 204 HIS A 268 HOH A2075 HOH A2178 SITE 1 AC4 6 GLN B 144 ASP B 145 CYS B 157 PHE B 158 SITE 2 AC4 6 ASN B 204 HIS B 268 CRYST1 68.580 67.189 68.644 90.00 119.86 90.00 P 1 21 1 4 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 0.014581 0.000000 0.008370 0.00000 SCALE2 0.000000 0.014883 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016797 0.00000 MTRIX1 1 -0.498050 0.000050 0.867150 17.16280 1 MTRIX2 1 -0.000150 -1.000000 -0.000020 29.41696 1 MTRIX3 1 0.867150 -0.000140 0.498050 29.79831 1