HEADER LYASE/LYASE INHIBITOR 22-MAY-13 4KV0 TITLE CRYSTAL STRUCTURE OF HUMAN CARBONIC ANHYDRASE II IN COMPLEX WITH THE TITLE 2 5-(3-TOSYLUREIDO)PYRIDINE-2-SULFONAMIDE INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE 2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CARBONATE DEHYDRATASE II, CARBONIC ANHYDRASE C, CAC, COMPND 5 CARBONIC 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: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 KEYWDS LYASE, LYASE-LYASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.FERRARONI REVDAT 3 20-SEP-23 4KV0 1 REMARK LINK REVDAT 2 15-OCT-14 4KV0 1 JRNL REVDAT 1 25-JUN-14 4KV0 0 JRNL AUTH M.BOZDAG,M.FERRARONI,E.NUTI,D.VULLO,A.ROSSELLO,F.CARTA, JRNL AUTH 2 A.SCOZZAFAVA,C.T.SUPURAN JRNL TITL COMBINING THE TAIL AND THE RING APPROACHES FOR OBTAINING JRNL TITL 2 POTENT AND ISOFORM-SELECTIVE CARBONIC ANHYDRASE INHIBITORS: JRNL TITL 3 SOLUTION AND X-RAY CRYSTALLOGRAPHIC STUDIES. JRNL REF BIOORG.MED.CHEM. V. 22 334 2014 JRNL REFN ISSN 0968-0896 JRNL PMID 24300919 JRNL DOI 10.1016/J.BMC.2013.11.016 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 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) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.09 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.9 REMARK 3 NUMBER OF REFLECTIONS : 32386 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) : 0.159 REMARK 3 R VALUE (WORKING SET) : 0.158 REMARK 3 FREE R VALUE : 0.179 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1638 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) : 1.55 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.59 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1872 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 75.61 REMARK 3 BIN R VALUE (WORKING SET) : 0.2290 REMARK 3 BIN FREE R VALUE SET COUNT : 96 REMARK 3 BIN FREE R VALUE : 0.2490 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2032 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 35 REMARK 3 SOLVENT ATOMS : 337 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.83 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.38 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.16000 REMARK 3 B22 (A**2) : -0.04000 REMARK 3 B33 (A**2) : -0.10000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.04000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.089 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.082 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.051 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.408 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.960 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2218 ; 0.006 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 2070 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3031 ; 1.269 ; 1.968 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4808 ; 0.727 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 283 ; 6.293 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 103 ;35.051 ;24.951 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 370 ;11.460 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 7 ;24.286 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 317 ; 0.074 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2532 ; 0.005 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 514 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 1057 ; 0.550 ; 0.997 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1056 ; 0.545 ; 0.996 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1326 ; 0.981 ; 1.491 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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 : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 4KV0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-MAY-13. REMARK 100 THE DEPOSITION ID IS D_1000079828. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-MAY-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : OXFORD DIFFRACTION ENHANCE ULTRA REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.542 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ONYX OXFORD DIFFRACTION REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE, XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32398 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 29.071 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.6500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 79.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.33300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.210 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: 3P58 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5 M SODIUM CITRATE, TRIS 50 MM, PH REMARK 280 8.0, VAPOR DIFFUSION, TEMPERATURE 296K 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 20.64150 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 300 REMARK: MONOMER 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 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 4 CG ND1 CD2 CE1 NE2 REMARK 470 LYS A 9 CG CD CE NZ REMARK 470 LYS A 45 CE NZ REMARK 470 LYS A 159 CD CE NZ REMARK 470 LYS A 261 CD CE NZ 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 55.16 -141.79 REMARK 500 ALA A 65 -167.07 -162.09 REMARK 500 LYS A 111 -1.37 73.24 REMARK 500 PHE A 176 63.98 -151.57 REMARK 500 ASN A 244 47.98 -94.43 REMARK 500 LYS A 252 -138.18 54.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 MB7 A 304 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 106.1 REMARK 620 3 HIS A 119 ND1 112.4 98.0 REMARK 620 4 MB7 A 304 N4 109.9 112.3 117.1 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 GOL A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BME A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MB7 A 304 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4KUV RELATED DB: PDB REMARK 900 RELATED ID: 4KUW RELATED DB: PDB REMARK 900 RELATED ID: 4KUY RELATED DB: PDB DBREF 4KV0 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 GOL A 302 6 HET BME A 303 4 HET MB7 A 304 24 HETNAM ZN ZINC ION HETNAM GOL GLYCEROL HETNAM BME BETA-MERCAPTOETHANOL HETNAM MB7 5-({[(4-METHYLPHENYL)SULFONYL]CARBAMOYL}AMINO)PYRIDINE- HETNAM 2 MB7 2-SULFONAMIDE HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 ZN ZN 2+ FORMUL 3 GOL C3 H8 O3 FORMUL 4 BME C2 H6 O S FORMUL 5 MB7 C13 H14 N4 O5 S2 FORMUL 6 HOH *337(H2 O) HELIX 1 1 HIS A 15 ASP A 19 5 5 HELIX 2 2 PHE A 20 GLY A 25 5 6 HELIX 3 3 LYS A 127 GLY A 129 5 3 HELIX 4 4 ASP A 130 VAL A 135 1 6 HELIX 5 5 LYS A 154 GLY A 156 5 3 HELIX 6 6 LEU A 157 LEU A 164 1 8 HELIX 7 7 ASP A 165 LYS A 168 5 4 HELIX 8 8 ASP A 180 LEU A 185 5 6 HELIX 9 9 SER A 219 ARG A 227 1 9 SHEET 1 A 2 ASP A 32 ILE A 33 0 SHEET 2 A 2 THR A 108 VAL A 109 1 O THR A 108 N ILE A 33 SHEET 1 B10 LYS A 39 TYR A 40 0 SHEET 2 B10 LYS A 257 ALA A 258 1 O ALA A 258 N LYS A 39 SHEET 3 B10 TYR A 191 GLY A 196 -1 N THR A 193 O LYS A 257 SHEET 4 B10 VAL A 207 LEU A 212 -1 O VAL A 207 N GLY A 196 SHEET 5 B10 LEU A 141 VAL A 150 1 N GLY A 145 O ILE A 210 SHEET 6 B10 ALA A 116 ASN A 124 -1 N LEU A 118 O ILE A 146 SHEET 7 B10 TYR A 88 TRP A 97 -1 N HIS A 94 O HIS A 119 SHEET 8 B10 PHE A 66 PHE A 70 -1 N VAL A 68 O PHE A 93 SHEET 9 B10 SER A 56 ASN A 61 -1 N LEU A 57 O GLU A 69 SHEET 10 B10 SER A 173 ASP A 175 -1 O ALA A 174 N ILE A 59 SHEET 1 C 6 LEU A 47 SER A 50 0 SHEET 2 C 6 VAL A 78 GLY A 81 -1 O LYS A 80 N SER A 48 SHEET 3 C 6 TYR A 88 TRP A 97 -1 O TYR A 88 N LEU A 79 SHEET 4 C 6 ALA A 116 ASN A 124 -1 O HIS A 119 N HIS A 94 SHEET 5 C 6 LEU A 141 VAL A 150 -1 O ILE A 146 N LEU A 118 SHEET 6 C 6 ILE A 216 VAL A 218 1 O VAL A 218 N LYS A 149 LINK NE2 HIS A 94 ZN ZN A 301 1555 1555 2.07 LINK NE2 HIS A 96 ZN ZN A 301 1555 1555 2.08 LINK ND1 HIS A 119 ZN ZN A 301 1555 1555 2.09 LINK ZN ZN A 301 N4 MB7 A 304 1555 1555 2.02 CISPEP 1 SER A 29 PRO A 30 0 -0.36 CISPEP 2 PRO A 201 PRO A 202 0 11.72 SITE 1 AC1 4 HIS A 94 HIS A 96 HIS A 119 MB7 A 304 SITE 1 AC2 11 ASN A 62 HIS A 64 ALA A 65 ASN A 67 SITE 2 AC2 11 GLN A 92 HIS A 94 THR A 200 MB7 A 304 SITE 3 AC2 11 HOH A 441 HOH A 578 HOH A 651 SITE 1 AC3 7 TYR A 7 ASP A 243 TRP A 245 PRO A 247 SITE 2 AC3 7 HOH A 489 HOH A 501 HOH A 582 SITE 1 AC4 13 HIS A 94 HIS A 96 HIS A 119 VAL A 121 SITE 2 AC4 13 LEU A 198 THR A 199 THR A 200 TRP A 209 SITE 3 AC4 13 ZN A 301 GOL A 302 HOH A 499 HOH A 578 SITE 4 AC4 13 HOH A 613 CRYST1 42.249 41.283 72.055 90.00 104.28 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 0.023669 0.000000 0.006024 0.00000 SCALE2 0.000000 0.024223 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014321 0.00000