HEADER LYASE 27-MAR-15 4Z1K TITLE CARBONIC ANHYDRASE INHIBITORS: DESIGN AND SYNTHESIS OF NEW HETEROARYL- TITLE 2 N-CARBONYLBENZENESULFONAMIDES TARGETING DRUGGABLE HUMAN CARBONIC TITLE 3 ANHYDRASE ISOFORMS (HCA VII, HCA IX, AND HCA XIV) 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 LYASE, CARBONATE DEHYDRATASE II, CARBONIC ANHYDRASE C, CARBONIC KEYWDS 2 ANHYDRASE II, CA-II, CARBONATE DEHYDRATASE II- INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.BRYNDA,K.POSPISILOVA,P.REZACOVA,P.PACHL REVDAT 1 26-AUG-15 4Z1K 0 JRNL AUTH M.R.BUEMI,L.DE LUCA,S.FERRO,E.BRUNO,M.CERUSO,C.T.SUPURAN, JRNL AUTH 2 K.POSPISILOVA,J.BRYNDA,P.REZACOVA,R.GITTO JRNL TITL CARBONIC ANHYDRASE INHIBITORS: DESIGN, SYNTHESIS AND JRNL TITL 2 STRUCTURAL CHARACTERIZATION OF NEW JRNL TITL 3 HETEROARYL-N-CARBONYLBENZENESULFONAMIDES TARGETING DRUGGABLE JRNL TITL 4 HUMAN CARBONIC ANHYDRASE ISOFORMS. JRNL REF EUR.J.MED.CHEM. V. 102 223 2015 JRNL REFN ISSN 0223-5234 JRNL PMID 26276436 JRNL DOI 10.1016/J.EJMECH.2015.07.049 REMARK 2 REMARK 2 RESOLUTION. 1.35 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.35 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.82 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 50090 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) : 0.136 REMARK 3 R VALUE (WORKING SET) : 0.134 REMARK 3 FREE R VALUE : 0.170 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2637 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) : 1.35 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.39 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3560 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.02 REMARK 3 BIN R VALUE (WORKING SET) : 0.2020 REMARK 3 BIN FREE R VALUE SET COUNT : 189 REMARK 3 BIN FREE R VALUE : 0.2600 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2030 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 242 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.05 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.45 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.15000 REMARK 3 B22 (A**2) : -0.39000 REMARK 3 B33 (A**2) : 0.06000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.34000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.052 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.051 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.033 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.675 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.977 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.967 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2177 ; 0.012 ; 0.020 REMARK 3 BOND LENGTHS OTHERS (A): 1485 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2974 ; 1.557 ; 1.963 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3638 ; 1.469 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 272 ; 6.534 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 102 ;35.932 ;24.706 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 354 ;11.262 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ;22.856 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 310 ; 0.097 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2436 ; 0.008 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 440 ; 0.003 ; 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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): 2065 ;13.457 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 57 ;19.897 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 2172 ;10.662 ; 5.000 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 U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 4Z1K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-MAR-15. REMARK 100 THE DEPOSITION ID IS D_1000208454. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUN-11 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 : 14.2 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 : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 92993 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.350 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.9 REMARK 200 DATA REDUNDANCY : 2.100 REMARK 200 R MERGE (I) : 0.03800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.1100 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.43 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.44800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.880 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.37 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50MM TRIS-HCL, 1,6 M SODIUM CITRATE, REMARK 280 PH 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K 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 20.62950 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: 0 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11520 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 4 CG ND1 CD2 CE1 NE2 REMARK 470 LYS A 9 CG CD CE NZ REMARK 470 LYS A 80 NZ REMARK 470 LYS A 158 CG CD CE NZ REMARK 470 LYS A 260 CG CD CE NZ REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ARG A 89 CA REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 615 O HOH A 634 1545 1.62 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 ASN A 11 14.81 -141.19 REMARK 500 ARG A 27 54.97 -140.04 REMARK 500 LYS A 76 -91.80 -108.75 REMARK 500 LYS A 111 -3.70 73.56 REMARK 500 PHE A 175 66.55 -150.47 REMARK 500 ASN A 243 48.07 -94.37 REMARK 500 LYS A 251 -134.41 51.67 REMARK 500 LYS A 251 -135.48 53.53 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 103.4 REMARK 620 3 HIS A 119 ND1 113.3 96.1 REMARK 620 4 4KB A 302 N1 111.3 114.6 116.5 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 4KB A 302 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4Z1J RELATED DB: PDB REMARK 900 RELATED ID: 4Z1E RELATED DB: PDB REMARK 900 RELATED ID: 4Z0Q RELATED DB: PDB DBREF 4Z1K A 4 260 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 4KB A 302 24 HETNAM ZN ZINC ION HETNAM 4KB 4-[(6,7-DIHYDROXY-3,4-DIHYDROISOQUINOLIN-2(1H)-YL) HETNAM 2 4KB CARBONYL]BENZENESULFONAMIDE FORMUL 2 ZN ZN 2+ FORMUL 3 4KB C16 H16 N2 O5 S FORMUL 4 HOH *242(H2 O) HELIX 1 AA1 HIS A 15 ASP A 19 5 5 HELIX 2 AA2 PHE A 20 GLY A 25 5 6 HELIX 3 AA3 LYS A 126 GLY A 128 5 3 HELIX 4 AA4 ASP A 129 VAL A 134 1 6 HELIX 5 AA5 LYS A 153 GLY A 155 5 3 HELIX 6 AA6 LEU A 156 LEU A 163 1 8 HELIX 7 AA7 ASP A 164 LYS A 167 5 4 HELIX 8 AA8 ASP A 179 LEU A 184 5 6 HELIX 9 AA9 SER A 218 ARG A 226 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 256 ALA A 257 1 O ALA A 257 N LYS A 39 SHEET 3 AA210 TYR A 190 GLY A 195 -1 N THR A 192 O LYS A 256 SHEET 4 AA210 VAL A 206 LEU A 211 -1 O VAL A 206 N GLY A 195 SHEET 5 AA210 LEU A 140 VAL A 149 1 N GLY A 144 O ILE A 209 SHEET 6 AA210 ALA A 116 ASN A 124 -1 N LEU A 118 O ILE A 145 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 172 ASP A 174 -1 O ALA A 173 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 140 VAL A 149 -1 O ILE A 145 N LEU A 118 SHEET 6 AA3 6 ILE A 215 VAL A 217 1 O ILE A 215 N PHE A 146 LINK NE2 HIS A 94 ZN ZN A 301 1555 1555 2.00 LINK NE2 HIS A 96 ZN ZN A 301 1555 1555 2.04 LINK ND1 HIS A 119 ZN ZN A 301 1555 1555 2.05 LINK ZN ZN A 301 N1 4KB A 302 1555 1555 1.98 CISPEP 1 SER A 29 PRO A 30 0 -2.25 CISPEP 2 PRO A 200 PRO A 201 0 7.30 SITE 1 AC1 4 HIS A 94 HIS A 96 HIS A 119 4KB A 302 SITE 1 AC2 13 GLN A 92 HIS A 94 HIS A 96 HIS A 119 SITE 2 AC2 13 VAL A 121 PHE A 130 LEU A 197 THR A 198 SITE 3 AC2 13 THR A 199 TRP A 208 ZN A 301 HOH A 561 SITE 4 AC2 13 HOH A 575 CRYST1 42.141 41.259 72.095 90.00 104.43 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 0.023730 0.000000 0.006105 0.00000 SCALE2 0.000000 0.024237 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014322 0.00000