HEADER HYDROLASE 19-MAR-07 1VSN TITLE CRYSTAL STRUCTURE OF A POTENT SMALL MOLECULE INHIBITOR BOUND TO TITLE 2 CATHEPSIN K COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATHEPSIN K; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATHEPSIN K; 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 GENE: CTSK, CTSO, CTSO2; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: GS 115 KEYWDS OSTEOPOROSIS, STRUCTURE-GUIDED DRUG DESIGN, PROTEAE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.MCGRATH REVDAT 5 27-DEC-23 1VSN 1 REMARK SEQADV REVDAT 4 24-JUL-19 1VSN 1 REMARK LINK REVDAT 3 04-OCT-17 1VSN 1 REMARK REVDAT 2 24-FEB-09 1VSN 1 VERSN REVDAT 1 24-APR-07 1VSN 0 SPRSDE 24-APR-07 1VSN 2FDZ JRNL AUTH C.S.LI,D.DESCHENES,S.DESMARAIS,J.P.FALGUEYRET,J.Y.GAUTHIER, JRNL AUTH 2 D.B.KIMMEL,M.E.MCGRATH,D.J.MCKAY,M.D.PERCIVAL,D.RIENDEAU, JRNL AUTH 3 S.B.RODAN,V.L.TRUONG,G.WESOLOWSKI,R.ZAMBONI,W.C.BLACK JRNL TITL IDENTIFICATION OF A POTENT AND SELECTIVE NON-BASIC CATHEPSIN JRNL TITL 2 K INHIBITOR. JRNL REF BIOORG.MED.CHEM.LETT. V. 16 1985 2006 JRNL REFN ISSN 0960-894X JRNL PMID 16413777 JRNL DOI 10.1016/J.BMCL.2005.12.071 REMARK 2 REMARK 2 RESOLUTION. 2.00 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 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) (%) : 94.1 REMARK 3 NUMBER OF REFLECTIONS : 13292 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.209 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1333 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 : 1615 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 33 REMARK 3 SOLVENT ATOMS : 269 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.47 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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) : 0.680 REMARK 3 BOND ANGLES (DEGREES) : 1.700 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 1VSN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-MAR-07. REMARK 100 THE DEPOSITION ID IS D_1000003012. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-SEP-02 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : BIOTEX REMARK 200 DATA SCALING SOFTWARE : D*TREK 7.2SSIBETA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16006 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.730 REMARK 200 RESOLUTION RANGE LOW (A) : 30.620 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 71.6 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) : 1.73 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 10.9 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: XTALVIEW REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MG FORMATE, PH 5.6, VAPOR DIFFUSION, REMARK 280 HANGING DROP, 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 19.21000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.10000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.50000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.10000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.21000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 25.50000 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU A 46 CA - CB - CG ANGL. DEV. = 18.8 DEGREES REMARK 500 ARG A1078 NE - CZ - NH1 ANGL. DEV. = -3.6 DEGREES REMARK 500 ARG A 108 NE - CZ - NH1 ANGL. DEV. = -8.1 DEGREES REMARK 500 ARG A 108 NE - CZ - NH2 ANGL. DEV. = 5.1 DEGREES REMARK 500 ARG A 111 NE - CZ - NH2 ANGL. DEV. = 4.4 DEGREES REMARK 500 LEU A 162 CA - CB - CG ANGL. DEV. = 16.8 DEGREES REMARK 500 LYS A 193 CA - CB - CG ANGL. DEV. = 14.5 DEGREES 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 TYR A 86 77.91 -154.23 REMARK 500 SER A 145 114.53 -171.18 REMARK 500 ALA A 146 149.94 63.54 REMARK 500 LYS A 193 57.94 -113.71 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 NFT A 283 DBREF 1VSN A 1 211 UNP P43235 CATK_HUMAN 115 329 SEQADV 1VSN ILE A 5 UNP P43235 VAL 119 CONFLICT SEQADV 1VSN ALA A 41 UNP P43235 LYS 155 CONFLICT SEQADV 1VSN ALA A 44 UNP P43235 LYS 158 CONFLICT SEQADV 1VSN ALA A 49 UNP P43235 SER 163 CONFLICT SEQADV 1VSN ARG A 77 UNP P43235 LYS 191 CONFLICT SEQADV 1VSN ASP A 92 UNP P43235 GLU 207 CONFLICT SEQADV 1VSN ALA A 119 UNP P43235 LYS 233 CONFLICT SEQADV 1VSN ALA A 127 UNP P43235 ARG 241 CONFLICT SEQADV 1VSN ALA A 146 UNP P43235 LYS 261 CONFLICT SEQADV 1VSN ASN A 152 UNP P43235 SER 268 CONFLICT SEQADV 1VSN SER A 154 UNP P43235 ASN 270 CONFLICT SEQADV 1VSN ALA A 1156 UNP P43235 ASN 273 CONFLICT SEQADV 1VSN ALA A 2168 UNP P43235 LYS 287 CONFLICT SEQADV 1VSN SER A 176 UNP P43235 ASN 301 CONFLICT SEQADV 1VSN ALA A 184 UNP P43235 LYS 305 CONFLICT SEQRES 1 A 215 ALA PRO ASP SER ILE 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 ALA THR GLY ALA LEU LEU ASN LEU ALA 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 ARG ASN SEQRES 7 A 215 ARG GLY ILE ASP SER GLU ASP ALA TYR PRO TYR VAL GLY SEQRES 8 A 215 GLN ASP 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 ALA ALA LEU LYS ARG ALA VAL ALA ALA 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 ALA GLY VAL TYR TYR ASP GLU ASN CYS SER SEQRES 13 A 215 SER ASP ALA LEU ASN HIS ALA VAL LEU ALA VAL GLY TYR SEQRES 14 A 215 GLY ILE GLN ALA GLY ASN LYS HIS TRP ILE ILE LYS ASN SEQRES 15 A 215 SER TRP GLY GLU SER TRP GLY ASN ALA 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 NFT A 283 33 HETNAM NFT N-(2-AMINOETHYL)-N~2~-{(1S)-1-[4'-(AMINOSULFONYL) HETNAM 2 NFT BIPHENYL-4-YL]-2,2,2-TRIFLUOROETHYL}-L-LEUCINAMIDE FORMUL 2 NFT C22 H29 F3 N4 O3 S FORMUL 3 HOH *269(H2 O) HELIX 1 1 SER A 24 GLY A 43 1 20 HELIX 2 2 ALA A 49 VAL A 57 1 9 HELIX 3 3 ASP A 61 GLY A 65 5 5 HELIX 4 4 TYR A 67 ARG A 1078 1 13 HELIX 5 5 ASN A 98 THR A 100 5 3 HELIX 6 6 ASN A 117 GLY A 128 1 13 HELIX 7 7 LEU A 138 PHE A 143 1 6 HELIX 8 8 ASN A 198 ILE A 202 5 5 SHEET 1 A 3 ILE A 5 ASP A 6 0 SHEET 2 A 3 HIS A 159 GLN A1168 -1 O TYR A 166 N ILE A 5 SHEET 3 A 3 VAL A 130 ILE A 134 -1 N VAL A 132 O VAL A 161 SHEET 1 B 5 ILE A 5 ASP A 6 0 SHEET 2 B 5 HIS A 159 GLN A1168 -1 O TYR A 166 N ILE A 5 SHEET 3 B 5 ASN A4168 LYS A 174 -1 O LYS A 174 N LEU A 162 SHEET 4 B 5 TYR A 186 ALA A 190 -1 O ILE A 187 N ILE A 173 SHEET 5 B 5 VAL A 148 TYR A 149 1 N TYR A 149 O LEU A 188 SHEET 1 C 2 ILE A 80 ASP A 81 0 SHEET 2 C 2 LYS A 102 ALA A 105 -1 O ALA A 103 N ILE A 80 SHEET 1 D 2 TYR A 110 GLU A 112 0 SHEET 2 D 2 SER A 207 PRO A 209 -1 O PHE A 208 N ARG A 111 SSBOND 1 CYS A 22 CYS A 63 1555 1555 2.03 SSBOND 2 CYS A 56 CYS A 95 1555 1555 2.03 SSBOND 3 CYS A 153 CYS A 200 1555 1555 2.04 LINK SG CYS A 25 C44 NFT A 283 1555 1555 1.73 SITE 1 AC1 23 SER A 4 ILE A 5 ASP A 6 GLN A 19 SITE 2 AC1 23 GLY A 23 SER A 24 CYS A 25 TRP A 26 SITE 3 AC1 23 GLU A 59 ASN A 60 ASP A 61 GLY A 64 SITE 4 AC1 23 GLY A 65 GLY A 66 TYR A 67 LEU A 157 SITE 5 AC1 23 ASN A 158 TYR A 166 GLY A 167 ILE A 168 SITE 6 AC1 23 HIS A 170 ILE A 172 HOH A4252 CRYST1 38.420 51.000 104.200 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 0.026028 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019608 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009597 0.00000