HEADER LYASE 10-MAY-17 5NXI TITLE CARBONIC ANHYDRASE II INHIBITOR RA2 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 GENE: CA2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CARBONIC ANHYDRASE II, CA INHIBITOR, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR J.BRYNDA,P.REZACOVA,M.HOREJSI,J.FANFRLIK REVDAT 3 17-JAN-24 5NXI 1 REMARK REVDAT 2 18-APR-18 5NXI 1 JRNL REVDAT 1 17-JAN-18 5NXI 0 JRNL AUTH A.PECINA,J.BRYNDA,L.VRZAL,R.GNANASEKARAN,M.HOREJSI, JRNL AUTH 2 S.M.EYRILMEZ,J.REZAC,M.LEPSIK,P.REZACOVA,P.HOBZA,P.MAJER, JRNL AUTH 3 V.VEVERKA,J.FANFRLIK JRNL TITL RANKING POWER OF THE SQM/COSMO SCORING FUNCTION ON CARBONIC JRNL TITL 2 ANHYDRASE II-INHIBITOR COMPLEXES. JRNL REF CHEMPHYSCHEM V. 19 873 2018 JRNL REFN ISSN 1439-7641 JRNL PMID 29316128 JRNL DOI 10.1002/CPHC.201701104 REMARK 2 REMARK 2 RESOLUTION. 1.16 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REFMAC_5.8.0103 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.16 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.96 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 80.0 REMARK 3 NUMBER OF REFLECTIONS : 66122 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) : 0.127 REMARK 3 R VALUE (WORKING SET) : 0.126 REMARK 3 FREE R VALUE : 0.147 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 1.500 REMARK 3 FREE R VALUE TEST SET COUNT : 1001 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2036 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 35 REMARK 3 SOLVENT ATOMS : 318 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.62 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.23 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.02000 REMARK 3 B22 (A**2) : -0.04000 REMARK 3 B33 (A**2) : 0.14000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.26000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.038 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.036 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 5NXI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 10-MAY-17. REMARK 100 THE DEPOSITION ID IS D_1200004888. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-DEC-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91841 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 67123 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.160 REMARK 200 RESOLUTION RANGE LOW (A) : 39.960 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 80.0 REMARK 200 DATA REDUNDANCY : 4.436 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.7700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.16 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.23 REMARK 200 COMPLETENESS FOR SHELL (%) : 32.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.67 REMARK 200 R MERGE FOR SHELL (I) : 0.46400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.320 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: 3PO6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.47 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM TRIS 1.6 M NATRIUM CITRATE, PH REMARK 280 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291.15K 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 20.68700 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 TOTAL BURIED SURFACE AREA: 260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 KCAL/MOL 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 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 HIS A 3 CG ND1 CD2 CE1 NE2 REMARK 470 LYS A 9 CG CD CE NZ REMARK 470 LYS A 45 CD CE NZ REMARK 470 LYS A 76 CG CD CE NZ REMARK 470 LYS A 80 CE NZ REMARK 470 LYS A 159 CD CE NZ REMARK 470 LYS A 172 CE NZ REMARK 470 LYS A 261 CG CD CE NZ 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 O HOH A 639 O HOH A 653 1.45 REMARK 500 O HOH A 586 O HOH A 650 1.60 REMARK 500 O HOH A 642 O HOH A 653 1.63 REMARK 500 O LYS A 45 O HOH A 401 1.74 REMARK 500 OE2 GLU A 214 O HOH A 402 2.05 REMARK 500 O HOH A 417 O HOH A 653 2.13 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 HIS A 3 -113.31 163.65 REMARK 500 ARG A 27 55.49 -140.54 REMARK 500 ALA A 77 84.93 51.83 REMARK 500 LYS A 111 -2.30 72.92 REMARK 500 PHE A 176 66.54 -152.57 REMARK 500 ASN A 244 47.16 -95.22 REMARK 500 LYS A 252 -136.08 54.83 REMARK 500 REMARK 500 REMARK: NULL 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 104.3 REMARK 620 3 HIS A 119 ND1 111.9 98.9 REMARK 620 4 9DE A 302 NAU 110.6 112.9 117.1 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 9DE A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CIT A 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5NXG RELATED DB: PDB DBREF 5NXI A 2 261 UNP P00918 CAH2_HUMAN 2 260 SEQADV 5NXI ALA A 2 UNP P00918 SER 2 CONFLICT SEQRES 1 A 259 ALA HIS HIS TRP GLY TYR GLY LYS HIS ASN GLY PRO GLU SEQRES 2 A 259 HIS TRP HIS LYS ASP PHE PRO ILE ALA LYS GLY GLU ARG SEQRES 3 A 259 GLN SER PRO VAL ASP ILE ASP THR HIS THR ALA LYS TYR SEQRES 4 A 259 ASP PRO SER LEU LYS PRO LEU SER VAL SER TYR ASP GLN SEQRES 5 A 259 ALA THR SER LEU ARG ILE LEU ASN ASN GLY HIS ALA PHE SEQRES 6 A 259 ASN VAL GLU PHE ASP ASP SER GLN ASP LYS ALA VAL LEU SEQRES 7 A 259 LYS GLY GLY PRO LEU ASP GLY THR TYR ARG LEU ILE GLN SEQRES 8 A 259 PHE HIS PHE HIS TRP GLY SER LEU ASP GLY GLN GLY SER SEQRES 9 A 259 GLU HIS THR VAL ASP LYS LYS LYS TYR ALA ALA GLU LEU SEQRES 10 A 259 HIS LEU VAL HIS TRP ASN THR LYS TYR GLY ASP PHE GLY SEQRES 11 A 259 LYS ALA VAL GLN GLN PRO ASP GLY LEU ALA VAL LEU GLY SEQRES 12 A 259 ILE PHE LEU LYS VAL GLY SER ALA LYS PRO GLY LEU GLN SEQRES 13 A 259 LYS VAL VAL ASP VAL LEU ASP SER ILE LYS THR LYS GLY SEQRES 14 A 259 LYS SER ALA ASP PHE THR ASN PHE ASP PRO ARG GLY LEU SEQRES 15 A 259 LEU PRO GLU SER LEU ASP TYR TRP THR TYR PRO GLY SER SEQRES 16 A 259 LEU THR THR PRO PRO LEU LEU GLU CYS VAL THR TRP ILE SEQRES 17 A 259 VAL LEU LYS GLU PRO ILE SER VAL SER SER GLU GLN VAL SEQRES 18 A 259 LEU LYS PHE ARG LYS LEU ASN PHE ASN GLY GLU GLY GLU SEQRES 19 A 259 PRO GLU GLU LEU MET VAL ASP ASN TRP ARG PRO ALA GLN SEQRES 20 A 259 PRO LEU LYS ASN ARG GLN ILE LYS ALA SER PHE LYS HET ZN A 301 1 HET 9DE A 302 32 HET CIT A 303 13 HETNAM ZN ZINC ION HETNAM 9DE 4-[(4-BROMOPHENYL)SULFONYLAMINO]BENZENESULFONAMIDE HETNAM CIT CITRIC ACID FORMUL 2 ZN ZN 2+ FORMUL 3 9DE C12 H11 BR N2 O4 S2 FORMUL 4 CIT C6 H8 O7 FORMUL 5 HOH *318(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 HIS A 94 O HIS A 119 SHEET 8 AA210 PHE A 66 PHE A 70 -1 N VAL A 68 O PHE A 93 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 VAL A 78 N SER A 50 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 HIS A 119 N HIS A 94 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 2.05 LINK NE2 HIS A 96 ZN ZN A 301 1555 1555 2.05 LINK ND1 HIS A 119 ZN ZN A 301 1555 1555 2.07 LINK ZN ZN A 301 NAU 9DE A 302 1555 1555 1.96 CISPEP 1 SER A 29 PRO A 30 0 -0.88 CISPEP 2 PRO A 201 PRO A 202 0 12.19 SITE 1 AC1 4 HIS A 94 HIS A 96 HIS A 119 9DE A 302 SITE 1 AC2 14 HIS A 94 HIS A 96 HIS A 119 PHE A 131 SITE 2 AC2 14 LEU A 198 THR A 199 THR A 200 PRO A 201 SITE 3 AC2 14 PRO A 202 TRP A 209 ZN A 301 HOH A 553 SITE 4 AC2 14 HOH A 574 HOH A 664 SITE 1 AC3 9 HIS A 4 HIS A 10 ASP A 19 ASP A 180 SITE 2 AC3 9 GLY A 183 HOH A 509 HOH A 519 HOH A 653 SITE 3 AC3 9 HOH A 679 CRYST1 42.291 41.374 72.287 90.00 104.45 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 0.023646 0.000000 0.006095 0.00000 SCALE2 0.000000 0.024170 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014286 0.00000