HEADER HYDROLASE 03-AUG-06 2HXM TITLE COMPLEX OF UNG2 AND A SMALL MOLECULE SYNTHETIC INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: URACIL-DNA GLYCOSYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: UDG, UNG2; COMPND 5 EC: 3.2.2.-; COMPND 6 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: UNG, DGU, UNG15; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS DNA REPAIR, URACIL, URACIL DNA GLYCOSYLASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.A.BIANCHET,D.J.KROSKY,S.GHUNG,L.SEIPLE,L.M.AMZEL,J.T.STIVERS REVDAT 4 30-AUG-23 2HXM 1 REMARK SEQADV REVDAT 3 24-FEB-09 2HXM 1 VERSN REVDAT 2 12-DEC-06 2HXM 1 JRNL REVDAT 1 05-DEC-06 2HXM 0 JRNL AUTH D.J.KROSKY,M.A.BIANCHET,L.SEIPLE,S.CHUNG,L.M.AMZEL, JRNL AUTH 2 J.T.STIVERS JRNL TITL MIMICKING DAMAGED DNA WITH A SMALL MOLECULE INHIBITOR OF JRNL TITL 2 HUMAN UNG2. JRNL REF NUCLEIC ACIDS RES. V. 34 5872 2006 JRNL REFN ISSN 0305-1048 JRNL PMID 17062624 JRNL DOI 10.1093/NAR/GKL747 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.L.JIANG,D.J.KROSKY,L.SEIPLE,J.T.STIVERS REMARK 1 TITL URACIL-DIRECTED LIGAND TETHERING: AN EFFICIENT STRATEGY FOR REMARK 1 TITL 2 URACIL DNA GLYCOSYLASE (UNG) INHIBITOR DEVELOPMENT REMARK 1 REF J.AM.CHEM.SOC. V. 127 17412 2005 REMARK 1 REFN ISSN 0002-7863 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.27 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 48833 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) : 0.183 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.206 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2637 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.33 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3338 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 91.77 REMARK 3 BIN R VALUE (WORKING SET) : 0.2390 REMARK 3 BIN FREE R VALUE SET COUNT : 186 REMARK 3 BIN FREE R VALUE : 0.2510 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1808 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 315 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.56 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.32000 REMARK 3 B22 (A**2) : 0.21000 REMARK 3 B33 (A**2) : 0.11000 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): 0.056 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.058 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.034 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.765 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.960 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1895 ; 0.007 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2568 ; 1.261 ; 1.943 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 222 ; 5.637 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 89 ;38.730 ;23.708 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 307 ;11.119 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ;15.770 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 257 ; 0.083 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1476 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 931 ; 0.194 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1271 ; 0.314 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 253 ; 0.104 ; 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): 46 ; 0.187 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 30 ; 0.118 ; 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): 1126 ; 0.641 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1796 ; 1.057 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 875 ; 1.714 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 772 ; 2.477 ; 4.500 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 : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2HXM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-06. REMARK 100 THE DEPOSITION ID IS D_1000038880. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-MAY-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 51576 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 49.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : 0.05700 REMARK 200 FOR THE DATA SET : 27.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.35 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.4 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.49100 REMARK 200 R SYM FOR SHELL (I) : 0.49000 REMARK 200 FOR SHELL : 2.650 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1AK7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 44.2 MG/ML PROTEIN SAMPLE, 16.8 MM REMARK 280 INHIBITOR, 5% DMSO, 0.22 M POTASSIUM THIOCYANATE, 20% W/V PEG REMARK 280 3350, 100MM TRIS HCL, PH 8.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 21.60450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 35.15900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.51500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 35.15900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.60450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.51500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: MONOMERIC 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 400 REMARK 400 COMPOUND REMARK 400 THE SMALL MOLECULE COMPOUND WAS SYNTHESIZED USING A NOVEL REMARK 400 HIGH-THROUGHPUT TECHNIQUE TO PRODUCE URACIL TETHERED REMARK 400 INHIBITORS OF UNG2. REMARKABLY, THIS INHIBITOR MIMICS REMARK 400 THE CRUCIAL HYDROGEN BONDING AND ELECTROSTATIC OBSERVED REMARK 400 IN UNG2-DAMAGED DNA COMPLEXES. 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 GLN A 144 -84.43 -113.92 REMARK 500 HIS A 154 22.82 -140.51 REMARK 500 PHE A 158 -13.67 74.00 REMARK 500 LEU A 202 78.98 -108.32 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 302 A 401 DBREF 2HXM A 85 304 UNP P13051 UNG_HUMAN 94 313 SEQADV 2HXM MET A 82 UNP P13051 CLONING ARTIFACT SEQADV 2HXM GLU A 83 UNP P13051 CLONING ARTIFACT SEQADV 2HXM PHE A 84 UNP P13051 CLONING ARTIFACT SEQRES 1 A 223 MET GLU PHE PHE GLY GLU SER TRP LYS LYS HIS LEU SER SEQRES 2 A 223 GLY GLU PHE GLY LYS PRO TYR PHE ILE LYS LEU MET GLY SEQRES 3 A 223 PHE VAL ALA GLU GLU ARG LYS HIS TYR THR VAL TYR PRO SEQRES 4 A 223 PRO PRO HIS GLN VAL PHE THR TRP THR GLN MET CYS ASP SEQRES 5 A 223 ILE LYS 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 ARG PRO VAL PRO PRO PRO PRO SER LEU GLU ASN SEQRES 8 A 223 ILE TYR LYS GLU LEU SER THR ASP ILE GLU ASP PHE VAL 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 GLU ARG GLY TRP GLU GLN SEQRES 12 A 223 PHE THR ASP ALA VAL VAL SER TRP LEU ASN GLN ASN SER SEQRES 13 A 223 ASN GLY LEU VAL PHE LEU LEU TRP GLY SER TYR ALA GLN SEQRES 14 A 223 LYS LYS GLY SER ALA ILE ASP ARG LYS ARG HIS HIS VAL SEQRES 15 A 223 LEU GLN THR ALA HIS PRO SER PRO LEU SER VAL TYR ARG SEQRES 16 A 223 GLY PHE PHE GLY CYS ARG HIS PHE SER LYS THR ASN GLU SEQRES 17 A 223 LEU LEU GLN LYS SER GLY LYS LYS PRO ILE ASP TRP LYS SEQRES 18 A 223 GLU LEU HET 302 A 401 25 HETNAM 302 4-[(1E,7E)-8-(2,6-DIOXO-1,2,3,6-TETRAHYDROPYRIMIDIN-4- HETNAM 2 302 YL)-3,6-DIOXA-2,7-DIAZAOCTA-1,7-DIEN-1-YL]BENZOIC ACID FORMUL 2 302 C15 H14 N4 O6 FORMUL 3 HOH *315(H2 O) HELIX 1 1 GLY A 86 SER A 94 1 9 HELIX 2 2 GLY A 95 PHE A 97 5 3 HELIX 3 3 LYS A 99 TYR A 116 1 18 HELIX 4 4 PRO A 121 VAL A 125 5 5 HELIX 5 5 PHE A 126 GLN 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 GLN A 198 1 7 HELIX 9 9 GLY A 221 SER A 237 1 17 HELIX 10 10 GLY A 246 GLY A 253 1 8 HELIX 11 11 SER A 273 GLY A 277 5 5 HELIX 12 12 ARG A 282 SER A 294 1 13 SHEET 1 A 2 VAL A 118 TYR A 119 0 SHEET 2 A 2 VAL A 209 ARG A 210 -1 O VAL A 209 N TYR A 119 SHEET 1 B 4 VAL A 200 ASN A 204 0 SHEET 2 B 4 VAL A 139 GLY A 143 1 N ILE A 141 O LEU A 201 SHEET 3 B 4 VAL A 241 TRP A 245 1 O LEU A 243 N VAL A 140 SHEET 4 B 4 HIS A 262 THR A 266 1 O HIS A 262 N PHE A 242 CISPEP 1 TYR A 119 PRO A 120 0 -10.08 CISPEP 2 ARG A 162 PRO A 163 0 0.70 SITE 1 AC1 19 LYS A 90 GLY A 143 GLN A 144 ASP A 145 SITE 2 AC1 19 TYR A 147 CYS A 157 PHE A 158 SER A 169 SITE 3 AC1 19 ASN A 204 GLY A 246 SER A 247 TYR A 248 SITE 4 AC1 19 HIS A 268 SER A 270 HOH A 405 HOH A 438 SITE 5 AC1 19 HOH A 455 HOH A 499 HOH A 713 CRYST1 43.209 69.030 70.318 90.00 90.00 90.00 P 21 21 21 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 0.023143 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014486 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014221 0.00000