HEADER HYDROLASE 02-DEC-09 3KX1 TITLE CATHEPSIN K IN COMPLEX WITH A SELECTIVE 2-CYANO-PYRIMIDINE INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATHEPSIN K; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 115-329; COMPND 5 SYNONYM: CATHEPSIN O, CATHEPSIN X, CATHEPSIN O2; COMPND 6 EC: 3.4.22.38; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: CRICETULUS GRISEUS; SOURCE 6 EXPRESSION_SYSTEM_COMMON: CHINESE HAMSTER; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 10029; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: OVARY CELLS KEYWDS CATHEPSIN K, ENZYME INHIBITOR, COVALENT REVERSIBLE INHIBITOR, DISEASE KEYWDS 2 MUTATION, DISULFIDE BOND, GLYCOPROTEIN, HYDROLASE, LYSOSOME, KEYWDS 3 PROTEASE, THIOL PROTEASE, ZYMOGEN EXPDTA X-RAY DIFFRACTION AUTHOR X.FRADERA,J.C.M.UITDEHAAG,M.VAN ZEELAND REVDAT 3 03-APR-24 3KX1 1 REMARK REVDAT 2 12-FEB-14 3KX1 1 JRNL VERSN REVDAT 1 02-MAR-10 3KX1 0 JRNL AUTH Z.RANKOVIC,J.CAI,J.KERR,X.FRADERA,J.ROBINSON,A.MISTRY, JRNL AUTH 2 E.HAMILTON,G.MCGARRY,F.ANDREWS,W.CAULFIELD,I.CUMMING, JRNL AUTH 3 M.DEMPSTER,J.WALLER,P.SCULLION,I.MARTIN,A.MITCHELL,C.LONG, JRNL AUTH 4 M.BAUGH,P.WESTWOOD,E.KINGHORN,J.BRUIN,W.HAMILTON, JRNL AUTH 5 J.UITDEHAAG,M.VAN ZEELAND,D.POTIN,L.SANIERE,A.FOUQUET, JRNL AUTH 6 F.CHEVALLIER,H.DERONZIER,C.DORLEANS,E.NICOLAI JRNL TITL DESIGN AND OPTIMIZATION OF A SERIES OF NOVEL JRNL TITL 2 2-CYANO-PYRIMIDINES AS CATHEPSIN K INHIBITORS JRNL REF BIOORG.MED.CHEM.LETT. V. 20 1524 2010 JRNL REFN ISSN 0960-894X JRNL PMID 20149657 JRNL DOI 10.1016/J.BMCL.2010.01.100 REMARK 2 REMARK 2 RESOLUTION. 1.51 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 1.51 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.03 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 70.1 REMARK 3 NUMBER OF REFLECTIONS : 22075 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) : 0.243 REMARK 3 R VALUE (WORKING SET) : 0.239 REMARK 3 FREE R VALUE : 0.306 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1167 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) : 1.51 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.55 REMARK 3 REFLECTION IN BIN (WORKING SET) : 157 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 6.78 REMARK 3 BIN R VALUE (WORKING SET) : 0.3900 REMARK 3 BIN FREE R VALUE SET COUNT : 5 REMARK 3 BIN FREE R VALUE : 0.4250 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1637 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 34 REMARK 3 SOLVENT ATOMS : 203 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.27 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.48000 REMARK 3 B22 (A**2) : 0.48000 REMARK 3 B33 (A**2) : -0.97000 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): 0.149 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.155 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.115 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.312 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.932 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.894 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1729 ; 0.015 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1194 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2337 ; 1.508 ; 1.962 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2907 ; 1.003 ; 3.004 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 218 ; 6.122 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 79 ;36.128 ;25.190 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 289 ;14.360 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 7 ; 9.928 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 235 ; 0.087 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1953 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 342 ; 0.003 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 352 ; 0.211 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1233 ; 0.196 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 811 ; 0.174 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 865 ; 0.085 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 146 ; 0.180 ; 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): 14 ; 0.205 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 43 ; 0.247 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 14 ; 0.210 ; 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): 1374 ; 0.869 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 447 ; 0.190 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1687 ; 1.030 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 812 ; 1.837 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 648 ; 2.519 ; 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 : 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: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3KX1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 09-DEC-09. REMARK 100 THE DEPOSITION ID IS D_1000056553. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-05 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 2.9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.933 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23303 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.510 REMARK 200 RESOLUTION RANGE LOW (A) : 37.890 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 70.3 REMARK 200 DATA REDUNDANCY : 2.790 REMARK 200 R MERGE (I) : 0.10100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.51 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.56 REMARK 200 COMPLETENESS FOR SHELL (%) : 9.2 REMARK 200 DATA REDUNDANCY IN SHELL : 1.13 REMARK 200 R MERGE FOR SHELL (I) : 0.10100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: IN-HOUSE CATHEPSIN K STRUCTURE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.85 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 34% PEG 4000, 0.2M AMMONIUM SULPHATE REMARK 280 PH 2.9, 4% METHANOL , VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 64.41450 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 28.03450 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 28.03450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 96.62175 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 28.03450 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 28.03450 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 32.20725 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 28.03450 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 28.03450 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 96.62175 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 28.03450 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 28.03450 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 32.20725 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 64.41450 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 ALA A 1 REMARK 465 PRO A 2 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 21 50.20 -95.18 REMARK 500 SER A 146 -43.84 -130.89 REMARK 500 ASN A 159 70.21 -116.07 REMARK 500 LYS A 200 57.74 -112.46 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 KX1 A 216 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 217 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 218 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3KWZ RELATED DB: PDB REMARK 900 SIMLAR 2-CYANO-PYRIMIDINE INHIBITOR DESCRIBED IN SAME REFERENCE DBREF 3KX1 A 1 215 UNP P43235 CATK_HUMAN 115 329 SEQRES 1 A 215 ALA PRO ASP SER VAL ASP TYR ARG LYS LYS GLY TYR VAL SEQRES 2 A 215 THR PRO VAL LYS ASN GLN GLY GLN CYS GLY SER CYS TRP SEQRES 3 A 215 ALA PHE SER SER VAL GLY ALA LEU GLU GLY GLN LEU LYS SEQRES 4 A 215 LYS LYS THR GLY LYS LEU LEU ASN LEU SER PRO GLN ASN SEQRES 5 A 215 LEU VAL ASP CYS VAL SER GLU ASN ASP GLY CYS GLY GLY SEQRES 6 A 215 GLY TYR MET THR ASN ALA PHE GLN TYR VAL GLN LYS ASN SEQRES 7 A 215 ARG GLY ILE ASP SER GLU ASP ALA TYR PRO TYR VAL GLY SEQRES 8 A 215 GLN GLU GLU SER CYS MET TYR ASN PRO THR GLY LYS ALA SEQRES 9 A 215 ALA LYS CYS ARG GLY TYR ARG GLU ILE PRO GLU GLY ASN SEQRES 10 A 215 GLU LYS ALA LEU LYS ARG ALA VAL ALA ARG VAL GLY PRO SEQRES 11 A 215 VAL SER VAL ALA ILE ASP ALA SER LEU THR SER PHE GLN SEQRES 12 A 215 PHE TYR SER LYS GLY VAL TYR TYR ASP GLU SER CYS ASN SEQRES 13 A 215 SER ASP ASN LEU ASN HIS ALA VAL LEU ALA VAL GLY TYR SEQRES 14 A 215 GLY ILE GLN LYS GLY ASN LYS HIS TRP ILE ILE LYS ASN SEQRES 15 A 215 SER TRP GLY GLU ASN TRP GLY ASN LYS GLY TYR ILE LEU SEQRES 16 A 215 MET ALA ARG ASN LYS ASN ASN ALA CYS GLY ILE ALA ASN SEQRES 17 A 215 LEU ALA SER PHE PRO LYS MET HET KX1 A 216 24 HET SO4 A 217 5 HET SO4 A 218 5 HETNAM KX1 4-CYCLOHEPTYL-6-(3-PIPERIDIN-1-YLPROPYL)PYRIMIDINE-2- HETNAM 2 KX1 CARBONITRILE HETNAM SO4 SULFATE ION FORMUL 2 KX1 C20 H30 N4 FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 HOH *203(H2 O) HELIX 1 1 ARG A 8 GLY A 11 5 4 HELIX 2 2 SER A 24 GLY A 43 1 20 HELIX 3 3 SER A 49 VAL A 57 1 9 HELIX 4 4 ASP A 61 GLY A 65 5 5 HELIX 5 5 TYR A 67 ARG A 79 1 13 HELIX 6 6 ASN A 99 THR A 101 5 3 HELIX 7 7 ASN A 117 VAL A 128 1 12 HELIX 8 8 LEU A 139 PHE A 144 1 6 HELIX 9 9 ASN A 202 ILE A 206 5 5 SHEET 1 A 3 VAL A 5 ASP A 6 0 SHEET 2 A 3 HIS A 162 GLN A 172 -1 O TYR A 169 N VAL A 5 SHEET 3 A 3 VAL A 131 ILE A 135 -1 N ILE A 135 O HIS A 162 SHEET 1 B 5 VAL A 5 ASP A 6 0 SHEET 2 B 5 HIS A 162 GLN A 172 -1 O TYR A 169 N VAL A 5 SHEET 3 B 5 ASN A 175 LYS A 181 -1 O LYS A 181 N LEU A 165 SHEET 4 B 5 TYR A 193 ALA A 197 -1 O ILE A 194 N ILE A 180 SHEET 5 B 5 VAL A 149 TYR A 150 1 N TYR A 150 O LEU A 195 SHEET 1 C 2 ILE A 81 ASP A 82 0 SHEET 2 C 2 LYS A 103 ALA A 105 -1 O ALA A 104 N ILE A 81 SHEET 1 D 2 TYR A 110 GLU A 112 0 SHEET 2 D 2 SER A 211 PRO A 213 -1 O PHE A 212 N ARG A 111 SSBOND 1 CYS A 22 CYS A 63 1555 1555 2.05 SSBOND 2 CYS A 56 CYS A 96 1555 1555 2.03 SSBOND 3 CYS A 155 CYS A 204 1555 1555 2.05 SITE 1 AC1 9 GLN A 19 GLY A 23 CYS A 25 LYS A 44 SITE 2 AC1 9 GLY A 64 GLY A 65 GLY A 66 ASN A 161 SITE 3 AC1 9 HIS A 162 SITE 1 AC2 8 ASN A 18 ARG A 111 GLY A 185 GLU A 186 SITE 2 AC2 8 ASN A 187 LYS A 214 HOH A 375 HOH A 408 SITE 1 AC3 5 ASP A 3 LEU A 139 THR A 140 SER A 141 SITE 2 AC3 5 HOH A 369 CRYST1 56.069 56.069 128.829 90.00 90.00 90.00 P 43 21 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 0.017835 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017835 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007762 0.00000