HEADER HYDROLASE 10-FEB-05 1YT7 TITLE CATHEPSIN K COMPLEXED WITH A CONSTRAINED KETOAMIDE INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATHEPSIN K; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: SEQUENCE DATABASE 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 GENE: CTSK, CTSO, CTSO2; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PFASTBAC KEYWDS CATHEPSIN, CYSTEINE PROTEASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR D.G.BARRETT,V.M.BONCEK,J.G.CATALANO,D.N.DEATON,A.M.HASSELL, AUTHOR 2 C.H.JURGENSEN,S.T.LONG,R.B.MCFADYEN,A.B.MILLER,L.R.MILLER,J.A.PAYNE, AUTHOR 3 J.A.RAY,V.SAMANO,L.M.SHEWCHUK,F.X.TAVARES,K.J.WELLS-KNECHT, AUTHOR 4 D.H.WILLARD,L.L.WRIGHT,H.Q.ZHOU REVDAT 4 13-NOV-24 1YT7 1 REMARK REVDAT 3 23-AUG-23 1YT7 1 REMARK LINK REVDAT 2 24-FEB-09 1YT7 1 VERSN REVDAT 1 19-JUL-05 1YT7 0 JRNL AUTH D.G.BARRETT,V.M.BONCEK,J.G.CATALANO,D.N.DEATON,A.M.HASSELL, JRNL AUTH 2 C.H.JURGENSEN,S.T.LONG,R.B.MCFADYEN,A.B.MILLER,L.R.MILLER, JRNL AUTH 3 J.A.PAYNE,J.A.RAY,V.SAMANO,L.M.SHEWCHUK,F.X.TAVARES, JRNL AUTH 4 K.J.WELLS-KNECHT,D.H.WILLARD,L.L.WRIGHT,H.Q.ZHOU JRNL TITL P(2)-P(3) CONFORMATIONALLY CONSTRAINED KETOAMIDE-BASED JRNL TITL 2 INHIBITORS OF CATHEPSIN K. JRNL REF BIOORG.MED.CHEM.LETT. V. 15 3540 2005 JRNL REFN ISSN 0960-894X JRNL PMID 15982880 JRNL DOI 10.1016/J.BMCL.2005.05.062 REMARK 2 REMARK 2 RESOLUTION. 2.30 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 18.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 7078 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) : 0.183 REMARK 3 FREE R VALUE : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 770 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) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 91.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2330 REMARK 3 BIN FREE R VALUE : 0.3280 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 119 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.030 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1634 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 51 REMARK 3 SOLVENT ATOMS : 105 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.61000 REMARK 3 B22 (A**2) : -2.61000 REMARK 3 B33 (A**2) : 5.22000 REMARK 3 B12 (A**2) : 1.54000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.23 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) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.780 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC 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: MASK METHOD USED FOR BULK SOLVENT REMARK 3 CORRECTION REMARK 4 REMARK 4 1YT7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-MAR-05. REMARK 100 THE DEPOSITION ID IS D_1000031903. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-JAN-01 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 6.5 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7078 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 18.240 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.04500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.44 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.1 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.10000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 8.800 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 1Q6K REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 31.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.86 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M AMMONIUM SULFATE, 30% PEG8000, PH REMARK 280 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 22.97800 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 11.48900 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 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 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 44 CG CD CE NZ REMARK 470 ARG A 108 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 SG CYS A 25 C5 3FC A 301 2.19 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 SER A 146 -35.09 -149.15 REMARK 500 ASN A 159 61.31 -106.45 REMARK 500 ASN A 161 -1.48 -143.80 REMARK 500 LYS A 200 48.85 -107.34 REMARK 500 ASN A 201 48.39 73.04 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 SO4 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 3FC A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1TU6 RELATED DB: PDB REMARK 900 CATHEPSIN K COMPLEXED WITH A KETOAMIDE INHIBITOR DBREF 1YT7 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 SO4 A 216 5 HET SO4 A 217 5 HET 3FC A 301 41 HETNAM SO4 SULFATE ION HETNAM 3FC (1R)-2,2-DIMETHYL-1-({5-[4-(TRIFLUOROMETHYL)PHENYL]-1, HETNAM 2 3FC 3,4-OXADIAZOL-2-YL}METHYL)PROPYL (1S)-1-{OXO[(2-OXO-1, HETNAM 3 3FC 3-OXAZOLIDIN-3-YL)AMINO]ACETYL}PENTYLCARBAMATE FORMUL 2 SO4 2(O4 S 2-) FORMUL 4 3FC C26 H32 F3 N5 O7 FORMUL 5 HOH *105(H2 O) HELIX 1 1 TYR A 7 GLY A 11 1 5 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 VAL A 131 O ALA A 166 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 MET A 196 N TRP A 178 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 2.03 SSBOND 2 CYS A 56 CYS A 96 1555 1555 2.03 SSBOND 3 CYS A 155 CYS A 204 1555 1555 2.03 LINK SG CYS A 25 C31 3FC A 301 1555 1555 2.01 SITE 1 AC1 5 CYS A 63 GLN A 92 GLU A 93 HOH A 353 SITE 2 AC1 5 HOH A 391 SITE 1 AC2 6 LYS A 119 LYS A 122 ASN A 199 HOH A 339 SITE 2 AC2 6 HOH A 386 HOH A 403 SITE 1 AC3 24 GLN A 19 GLY A 20 GLN A 21 GLY A 23 SITE 2 AC3 24 SER A 24 CYS A 25 TRP A 26 ASP A 61 SITE 3 AC3 24 GLY A 64 GLY A 65 GLY A 66 TYR A 67 SITE 4 AC3 24 TYR A 74 LYS A 77 ASN A 78 ARG A 127 SITE 5 AC3 24 ASN A 161 HIS A 162 ALA A 163 TRP A 184 SITE 6 AC3 24 HOH A 358 HOH A 368 HOH A 389 HOH A 390 CRYST1 65.645 65.645 34.467 90.00 90.00 120.00 P 32 3 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 0.015233 0.008795 0.000000 0.00000 SCALE2 0.000000 0.017590 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029013 0.00000