HEADER LYASE/LYASE INHIBITOR 06-AUG-18 6EBE TITLE BIOREDUCTIVE 4-HYDROXY-3-NITRO-5-UREIDO-BENZENESULFONAMIDES TITLE 2 SELECTIVELY TARGET THE TUMOR-ASSOCIATED CARBONIC ANHYDRASE ISOFORMS TITLE 3 IX AND XII AND SHOW HYPOXIA-ENHANCED CYTOTOXICITY AGAINST HUMAN TITLE 4 CANCER CELL LINES. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE 2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CARBONATE DEHYDRATASE II,CARBONIC ANHYDRASE C,CAC,CARBONIC COMPND 5 ANHYDRASE II,CA-II; COMPND 6 EC: 4.2.1.1; 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: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HYPOXIA, CARBONIC ANHYDRASE IX, CARBONIC ANHYDRASE XII, INHIBITION, KEYWDS 2 ANTI-PROLIFERATIVE., LYASE-LYASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR S.SINGH,R.MCKENNA,C.T.SUPURAN,A.NOCENTINI,C.LOMELINO,E.LUCARINI, AUTHOR 2 G.BARTOLUCCI,L.D.C.MANNELLI,C.GHELARDINI,P.GRATTERI REVDAT 3 11-OCT-23 6EBE 1 REMARK REVDAT 2 01-MAY-19 6EBE 1 JRNL REVDAT 1 28-NOV-18 6EBE 0 JRNL AUTH A.NOCENTINI,E.TRALLORI,S.SINGH,C.L.LOMELINO,G.BARTOLUCCI, JRNL AUTH 2 L.DI CESARE MANNELLI,C.GHELARDINI,R.MCKENNA,P.GRATTERI, JRNL AUTH 3 C.T.SUPURAN JRNL TITL 4-HYDROXY-3-NITRO-5-UREIDO-BENZENESULFONAMIDES SELECTIVELY JRNL TITL 2 TARGET THE TUMOR-ASSOCIATED CARBONIC ANHYDRASE ISOFORMS IX JRNL TITL 3 AND XII SHOWING HYPOXIA-ENHANCED ANTIPROLIFERATIVE PROFILES. JRNL REF J. MED. CHEM. V. 61 10860 2018 JRNL REFN ISSN 1520-4804 JRNL PMID 30433782 JRNL DOI 10.1021/ACS.JMEDCHEM.8B01504 REMARK 2 REMARK 2 RESOLUTION. 1.88 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.10PRE_2097 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.88 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.38 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.2 REMARK 3 NUMBER OF REFLECTIONS : 18182 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.171 REMARK 3 R VALUE (WORKING SET) : 0.168 REMARK 3 FREE R VALUE : 0.228 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.950 REMARK 3 FREE R VALUE TEST SET COUNT : 900 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 32.3883 - 3.4142 0.83 2791 144 0.1335 0.1911 REMARK 3 2 3.4142 - 2.7103 0.88 2888 149 0.1729 0.2208 REMARK 3 3 2.7103 - 2.3679 0.90 2944 149 0.1885 0.2472 REMARK 3 4 2.3679 - 2.1514 0.91 2944 155 0.1796 0.2392 REMARK 3 5 2.1514 - 1.9972 0.91 2931 150 0.1928 0.2695 REMARK 3 6 1.9972 - 1.8795 0.86 2784 153 0.2222 0.2948 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.600 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.74 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.97 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 2139 REMARK 3 ANGLE : 1.295 2908 REMARK 3 CHIRALITY : 0.080 299 REMARK 3 PLANARITY : 0.012 376 REMARK 3 DIHEDRAL : 14.475 1714 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -9.7954 -1.7500 16.1507 REMARK 3 T TENSOR REMARK 3 T11: 0.0921 T22: 0.0941 REMARK 3 T33: 0.0950 T12: 0.0034 REMARK 3 T13: -0.0008 T23: 0.0024 REMARK 3 L TENSOR REMARK 3 L11: 0.6411 L22: 0.5989 REMARK 3 L33: 0.4964 L12: -0.0417 REMARK 3 L13: 0.0134 L23: -0.0686 REMARK 3 S TENSOR REMARK 3 S11: -0.0023 S12: -0.0107 S13: 0.0230 REMARK 3 S21: -0.0113 S22: -0.0010 S23: -0.0135 REMARK 3 S31: 0.0350 S32: -0.0130 S33: -0.0002 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6EBE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-AUG-18. REMARK 100 THE DEPOSITION ID IS D_1000235926. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-JUL-17 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 7.8 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 RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18329 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.880 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.9 REMARK 200 DATA REDUNDANCY : 2.400 REMARK 200 R MERGE (I) : 0.09500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.88 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.91 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.8 REMARK 200 DATA REDUNDANCY IN SHELL : 2.30 REMARK 200 R MERGE FOR SHELL (I) : 0.59200 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 3KS3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.72 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6 M SODIUM CITRATE, 50 MM TRIS-HCL, REMARK 280 PH 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 20.90550 REMARK 290 SMTRY3 2 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 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 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 ARG A 27 55.11 -141.01 REMARK 500 ASP A 175 128.78 -37.83 REMARK 500 PHE A 176 70.47 -151.03 REMARK 500 ASN A 244 49.73 -95.75 REMARK 500 LYS A 252 -131.37 53.37 REMARK 500 ASN A 253 49.59 -89.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 441 DISTANCE = 6.78 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 301 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 94 NE2 REMARK 620 2 HIS A 96 NE2 108.7 REMARK 620 3 HIS A 119 ND1 114.1 104.8 REMARK 620 4 J3V A 302 N21 114.0 100.7 113.1 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue J3V A 302 DBREF 6EBE A 4 261 UNP P00918 CAH2_HUMAN 4 260 SEQRES 1 A 257 HIS TRP GLY TYR GLY LYS HIS ASN GLY PRO GLU HIS TRP SEQRES 2 A 257 HIS LYS ASP PHE PRO ILE ALA LYS GLY GLU ARG GLN SER SEQRES 3 A 257 PRO VAL ASP ILE ASP THR HIS THR ALA LYS TYR ASP PRO SEQRES 4 A 257 SER LEU LYS PRO LEU SER VAL SER TYR ASP GLN ALA THR SEQRES 5 A 257 SER LEU ARG ILE LEU ASN ASN GLY HIS ALA PHE ASN VAL SEQRES 6 A 257 GLU PHE ASP ASP SER GLN ASP LYS ALA VAL LEU LYS GLY SEQRES 7 A 257 GLY PRO LEU ASP GLY THR TYR ARG LEU ILE GLN PHE HIS SEQRES 8 A 257 PHE HIS TRP GLY SER LEU ASP GLY GLN GLY SER GLU HIS SEQRES 9 A 257 THR VAL ASP LYS LYS LYS TYR ALA ALA GLU LEU HIS LEU SEQRES 10 A 257 VAL HIS TRP ASN THR LYS TYR GLY ASP PHE GLY LYS ALA SEQRES 11 A 257 VAL GLN GLN PRO ASP GLY LEU ALA VAL LEU GLY ILE PHE SEQRES 12 A 257 LEU LYS VAL GLY SER ALA LYS PRO GLY LEU GLN LYS VAL SEQRES 13 A 257 VAL ASP VAL LEU ASP SER ILE LYS THR LYS GLY LYS SER SEQRES 14 A 257 ALA ASP PHE THR ASN PHE ASP PRO ARG GLY LEU LEU PRO SEQRES 15 A 257 GLU SER LEU ASP TYR TRP THR TYR PRO GLY SER LEU THR SEQRES 16 A 257 THR PRO PRO LEU LEU GLU CYS VAL THR TRP ILE VAL LEU SEQRES 17 A 257 LYS GLU PRO ILE SER VAL SER SER GLU GLN VAL LEU LYS SEQRES 18 A 257 PHE ARG LYS LEU ASN PHE ASN GLY GLU GLY GLU PRO GLU SEQRES 19 A 257 GLU LEU MET VAL ASP ASN TRP ARG PRO ALA GLN PRO LEU SEQRES 20 A 257 LYS ASN ARG GLN ILE LYS ALA SER PHE LYS HET ZN A 301 1 HET J3V A 302 28 HETNAM ZN ZINC ION HETNAM J3V 4-HYDROXY-3-NITRO-5-({[4-(TRIFLUOROMETHYL) HETNAM 2 J3V PHENYL]CARBAMOYL}AMINO)BENZENE-1-SULFONAMIDE FORMUL 2 ZN ZN 2+ FORMUL 3 J3V C14 H11 F3 N4 O6 S FORMUL 4 HOH *41(H2 O) HELIX 1 AA1 GLY A 12 ASP A 19 5 8 HELIX 2 AA2 PHE A 20 GLY A 25 5 6 HELIX 3 AA3 LYS A 127 GLY A 129 5 3 HELIX 4 AA4 ASP A 130 VAL A 135 1 6 HELIX 5 AA5 LYS A 154 GLY A 156 5 3 HELIX 6 AA6 LEU A 157 LEU A 164 1 8 HELIX 7 AA7 ASP A 165 LYS A 168 5 4 HELIX 8 AA8 ASP A 180 LEU A 185 5 6 HELIX 9 AA9 SER A 219 ARG A 227 1 9 SHEET 1 AA1 2 ASP A 32 ILE A 33 0 SHEET 2 AA1 2 THR A 108 VAL A 109 1 O THR A 108 N ILE A 33 SHEET 1 AA210 LYS A 39 TYR A 40 0 SHEET 2 AA210 LYS A 257 ALA A 258 1 O ALA A 258 N LYS A 39 SHEET 3 AA210 TYR A 191 GLY A 196 -1 N THR A 193 O LYS A 257 SHEET 4 AA210 VAL A 207 LEU A 212 -1 O VAL A 207 N GLY A 196 SHEET 5 AA210 LEU A 141 VAL A 150 1 N GLY A 145 O ILE A 210 SHEET 6 AA210 ALA A 116 ASN A 124 -1 N LEU A 118 O ILE A 146 SHEET 7 AA210 TYR A 88 TRP A 97 -1 N GLN A 92 O VAL A 121 SHEET 8 AA210 PHE A 66 PHE A 70 -1 N PHE A 70 O ILE A 91 SHEET 9 AA210 SER A 56 ASN A 61 -1 N LEU A 57 O GLU A 69 SHEET 10 AA210 SER A 173 ASP A 175 -1 O ALA A 174 N ILE A 59 SHEET 1 AA3 6 LEU A 47 SER A 50 0 SHEET 2 AA3 6 VAL A 78 GLY A 81 -1 O LYS A 80 N SER A 48 SHEET 3 AA3 6 TYR A 88 TRP A 97 -1 O TYR A 88 N LEU A 79 SHEET 4 AA3 6 ALA A 116 ASN A 124 -1 O VAL A 121 N GLN A 92 SHEET 5 AA3 6 LEU A 141 VAL A 150 -1 O ILE A 146 N LEU A 118 SHEET 6 AA3 6 ILE A 216 VAL A 218 1 O ILE A 216 N PHE A 147 LINK NE2 HIS A 94 ZN ZN A 301 1555 1555 2.07 LINK NE2 HIS A 96 ZN ZN A 301 1555 1555 2.12 LINK ND1 HIS A 119 ZN ZN A 301 1555 1555 2.17 LINK ZN ZN A 301 N21 J3V A 302 1555 1555 2.01 CISPEP 1 SER A 29 PRO A 30 0 -0.40 CISPEP 2 PRO A 201 PRO A 202 0 10.32 SITE 1 AC1 4 HIS A 94 HIS A 96 HIS A 119 J3V A 302 SITE 1 AC2 12 ASN A 62 ALA A 65 ASN A 67 GLN A 92 SITE 2 AC2 12 HIS A 94 HIS A 96 HIS A 119 PHE A 131 SITE 3 AC2 12 VAL A 135 LEU A 198 THR A 199 ZN A 301 CRYST1 42.861 41.811 72.909 90.00 104.56 90.00 P 1 21 1 2 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 0.023331 0.000000 0.006059 0.00000 SCALE2 0.000000 0.023917 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014171 0.00000