HEADER LYASE 22-MAR-98 1KOQ TITLE NEISSERIA GONORRHOEAE CARBONIC ANHYDRASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 4.2.1.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEISSERIA GONORRHOEAE; SOURCE 3 ORGANISM_TAXID: 485; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS LYASE, CARBONIC ANHYDRASE, NEISSERIA GONORRHOEAE, STRUCTURAL TRIMMING EXPDTA X-RAY DIFFRACTION AUTHOR S.HUANG,Y.XUE,L.CHIRICA,S.LINDSKOG,B.-H.JONSSON REVDAT 4 06-NOV-24 1KOQ 1 REMARK LINK REVDAT 3 24-FEB-09 1KOQ 1 VERSN REVDAT 2 13-JAN-99 1KOQ 3 HET COMPND REMARK TITLE REVDAT 2 2 3 HETATM HEADER TER LINK REVDAT 2 3 3 ATOM SOURCE SEQRES JRNL REVDAT 2 4 3 KEYWDS CONECT REVDAT 1 09-DEC-98 1KOQ 0 JRNL AUTH S.HUANG,Y.XUE,E.SAUER-ERIKSSON,L.CHIRICA,S.LINDSKOG, JRNL AUTH 2 B.H.JONSSON JRNL TITL CRYSTAL STRUCTURE OF CARBONIC ANHYDRASE FROM NEISSERIA JRNL TITL 2 GONORRHOEAE AND ITS COMPLEX WITH THE INHIBITOR JRNL TITL 3 ACETAZOLAMIDE. JRNL REF J.MOL.BIOL. V. 283 301 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9761692 JRNL DOI 10.1006/JMBI.1998.2077 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.C.CHIRICA,B.ELLEBY,B.H.JONSSON,S.LINDSKOG REMARK 1 TITL THE COMPLETE SEQUENCE, EXPRESSION IN ESCHERICHIA COLI, REMARK 1 TITL 2 PURIFICATION AND SOME PROPERTIES OF CARBONIC ANHYDRASE FROM REMARK 1 TITL 3 NEISSERIA GONORRHOEAE REMARK 1 REF EUR.J.BIOCHEM. V. 244 755 1997 REMARK 1 REFN ISSN 0014-2956 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 5.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 83.3 REMARK 3 NUMBER OF REFLECTIONS : 26936 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE-R REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.206 REMARK 3 FREE R VALUE : 0.271 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3498 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 147 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.92 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.240 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.080 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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: NULL REMARK 4 REMARK 4 1KOQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000174471. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 293 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 : ENRAF-NONIUS FR591 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28517 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 28.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 83.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.07200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 6% PEG 3,350; 50MM TRIS; 0.1 M REMARK 280 LI2SO4;2.2 MM BME; 2.2 MM NAN3; 10% DMSO, PH 7.8 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 37.47000 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 HIS A 4 REMARK 465 HIS B 4 REMARK 465 THR B 5 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 B 6 CG ND1 CD2 CE1 NE2 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 ALA A 148 106.26 -59.15 REMARK 500 ASP A 194 -159.69 -108.96 REMARK 500 ASN A 220 -118.19 57.18 REMARK 500 ASP B 13 57.97 -113.66 REMARK 500 THR B 40 -70.51 -117.58 REMARK 500 MET B 144 108.91 -53.38 REMARK 500 ASP B 194 -164.21 -103.90 REMARK 500 SER B 210 170.84 176.08 REMARK 500 ASN B 220 -118.23 59.58 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 92 NE2 REMARK 620 2 HIS A 94 NE2 107.4 REMARK 620 3 HIS A 111 ND1 118.9 103.5 REMARK 620 4 HOH A 303 O 98.1 101.9 125.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 302 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HIS B 94 NE2 111.0 REMARK 620 3 HIS B 111 ND1 112.9 103.0 REMARK 620 4 HOH B 305 O 94.7 100.5 133.6 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 ZN B 302 DBREF 1KOQ A 4 226 UNP Q50940 CAH_NEIGO 30 252 DBREF 1KOQ B 4 226 UNP Q50940 CAH_NEIGO 30 252 SEQRES 1 A 223 HIS THR HIS TRP GLY TYR THR GLY HIS ASP SER PRO GLU SEQRES 2 A 223 SER TRP GLY ASN LEU SER GLU GLU PHE ARG LEU CYS SER SEQRES 3 A 223 THR GLY LYS ASN GLN SER PRO VAL ASN ILE THR GLU THR SEQRES 4 A 223 VAL SER GLY LYS LEU PRO ALA ILE LYS VAL ASN TYR LYS SEQRES 5 A 223 PRO SER MET VAL ASP VAL GLU ASN ASN GLY HIS THR ILE SEQRES 6 A 223 GLN VAL ASN TYR PRO GLU GLY GLY ASN THR LEU THR VAL SEQRES 7 A 223 ASN GLY ARG THR TYR THR LEU LYS GLN PHE HIS PHE HIS SEQRES 8 A 223 VAL PRO SER GLU ASN GLN ILE LYS GLY ARG THR PHE PRO SEQRES 9 A 223 MET GLU ALA HIS PHE VAL HIS LEU ASP GLU ASN LYS GLN SEQRES 10 A 223 PRO LEU VAL LEU ALA VAL LEU TYR GLU ALA GLY LYS THR SEQRES 11 A 223 ASN GLY ARG LEU SER SER ILE TRP ASN VAL MET PRO MET SEQRES 12 A 223 THR ALA GLY LYS VAL LYS LEU ASN GLN PRO PHE ASP ALA SEQRES 13 A 223 SER THR LEU LEU PRO LYS ARG LEU LYS TYR TYR ARG PHE SEQRES 14 A 223 ALA GLY SER LEU THR THR PRO PRO CYS THR GLU GLY VAL SEQRES 15 A 223 SER TRP LEU VAL LEU LYS THR TYR ASP HIS ILE ASP GLN SEQRES 16 A 223 ALA GLN ALA GLU LYS PHE THR ARG ALA VAL GLY SER GLU SEQRES 17 A 223 ASN ASN ARG PRO VAL GLN PRO LEU ASN ALA ARG VAL VAL SEQRES 18 A 223 ILE GLU SEQRES 1 B 223 HIS THR HIS TRP GLY TYR THR GLY HIS ASP SER PRO GLU SEQRES 2 B 223 SER TRP GLY ASN LEU SER GLU GLU PHE ARG LEU CYS SER SEQRES 3 B 223 THR GLY LYS ASN GLN SER PRO VAL ASN ILE THR GLU THR SEQRES 4 B 223 VAL SER GLY LYS LEU PRO ALA ILE LYS VAL ASN TYR LYS SEQRES 5 B 223 PRO SER MET VAL ASP VAL GLU ASN ASN GLY HIS THR ILE SEQRES 6 B 223 GLN VAL ASN TYR PRO GLU GLY GLY ASN THR LEU THR VAL SEQRES 7 B 223 ASN GLY ARG THR TYR THR LEU LYS GLN PHE HIS PHE HIS SEQRES 8 B 223 VAL PRO SER GLU ASN GLN ILE LYS GLY ARG THR PHE PRO SEQRES 9 B 223 MET GLU ALA HIS PHE VAL HIS LEU ASP GLU ASN LYS GLN SEQRES 10 B 223 PRO LEU VAL LEU ALA VAL LEU TYR GLU ALA GLY LYS THR SEQRES 11 B 223 ASN GLY ARG LEU SER SER ILE TRP ASN VAL MET PRO MET SEQRES 12 B 223 THR ALA GLY LYS VAL LYS LEU ASN GLN PRO PHE ASP ALA SEQRES 13 B 223 SER THR LEU LEU PRO LYS ARG LEU LYS TYR TYR ARG PHE SEQRES 14 B 223 ALA GLY SER LEU THR THR PRO PRO CYS THR GLU GLY VAL SEQRES 15 B 223 SER TRP LEU VAL LEU LYS THR TYR ASP HIS ILE ASP GLN SEQRES 16 B 223 ALA GLN ALA GLU LYS PHE THR ARG ALA VAL GLY SER GLU SEQRES 17 B 223 ASN ASN ARG PRO VAL GLN PRO LEU ASN ALA ARG VAL VAL SEQRES 18 B 223 ILE GLU HET ZN A 301 1 HET ZN B 302 1 HETNAM ZN ZINC ION FORMUL 3 ZN 2(ZN 2+) FORMUL 5 HOH *147(H2 O) HELIX 1 1 GLY A 11 ASP A 13 5 3 HELIX 2 2 PRO A 15 LEU A 21 5 7 HELIX 3 3 GLU A 23 THR A 30 5 8 HELIX 4 4 SER A 138 VAL A 143 1 6 HELIX 5 5 ALA A 159 LEU A 162 5 4 HELIX 6 6 GLN A 198 VAL A 208 1 11 HELIX 7 7 PRO B 15 ASN B 20 5 6 HELIX 8 8 GLU B 23 THR B 30 5 8 HELIX 9 9 SER B 138 VAL B 143 1 6 HELIX 10 10 ALA B 159 LEU B 162 5 4 HELIX 11 11 GLN B 198 VAL B 208 1 11 SHEET 1 A 7 ILE A 50 ASN A 53 0 SHEET 2 A 7 THR A 78 VAL A 81 -1 N THR A 80 O LYS A 51 SHEET 3 A 7 ARG A 84 HIS A 94 -1 N TYR A 86 O LEU A 79 SHEET 4 A 7 MET A 108 LEU A 115 -1 N LEU A 115 O THR A 87 SHEET 5 A 7 PRO A 121 TYR A 128 -1 N TYR A 128 O MET A 108 SHEET 6 A 7 GLU A 183 LEU A 190 1 N SER A 186 O VAL A 123 SHEET 7 A 7 TYR A 169 SER A 175 -1 N GLY A 174 O GLY A 184 SHEET 1 B 4 GLY A 149 LYS A 152 0 SHEET 2 B 4 VAL A 59 ASN A 63 -1 N ASN A 63 O GLY A 149 SHEET 3 B 4 ILE A 68 TYR A 72 -1 N ASN A 71 O ASP A 60 SHEET 4 B 4 GLN A 90 HIS A 92 -1 N PHE A 91 O VAL A 70 SHEET 1 C 2 TYR A 128 ALA A 130 0 SHEET 2 C 2 ASP A 194 ILE A 196 1 N ASP A 194 O GLU A 129 SHEET 1 D 7 LYS B 51 ASN B 53 0 SHEET 2 D 7 THR B 78 VAL B 81 -1 N THR B 80 O LYS B 51 SHEET 3 D 7 ARG B 84 HIS B 94 -1 N TYR B 86 O LEU B 79 SHEET 4 D 7 MET B 108 LEU B 115 -1 N LEU B 115 O THR B 87 SHEET 5 D 7 PRO B 121 TYR B 128 -1 N TYR B 128 O MET B 108 SHEET 6 D 7 GLU B 183 LEU B 190 1 N SER B 186 O VAL B 123 SHEET 7 D 7 TYR B 169 SER B 175 -1 N GLY B 174 O GLY B 184 SHEET 1 E 4 GLY B 149 LYS B 152 0 SHEET 2 E 4 ASP B 60 ASN B 63 -1 N ASN B 63 O GLY B 149 SHEET 3 E 4 ILE B 68 ASN B 71 -1 N ASN B 71 O ASP B 60 SHEET 4 E 4 GLN B 90 HIS B 92 -1 N PHE B 91 O VAL B 70 SHEET 1 F 2 TYR B 128 ALA B 130 0 SHEET 2 F 2 ASP B 194 ILE B 196 1 N ASP B 194 O GLU B 129 SSBOND 1 CYS A 28 CYS A 181 1555 1555 2.02 SSBOND 2 CYS B 28 CYS B 181 1555 1555 2.02 LINK NE2 HIS A 92 ZN ZN A 301 1555 1555 2.10 LINK NE2 HIS A 94 ZN ZN A 301 1555 1555 2.21 LINK ND1 HIS A 111 ZN ZN A 301 1555 1555 2.03 LINK ZN ZN A 301 O HOH A 303 1555 1555 2.15 LINK NE2 HIS B 92 ZN ZN B 302 1555 1555 2.12 LINK NE2 HIS B 94 ZN ZN B 302 1555 1555 2.29 LINK ND1 HIS B 111 ZN ZN B 302 1555 1555 2.16 LINK ZN ZN B 302 O HOH B 305 1555 1555 2.10 CISPEP 1 SER A 35 PRO A 36 0 -0.09 CISPEP 2 VAL A 95 PRO A 96 0 -0.44 CISPEP 3 PRO A 179 PRO A 180 0 0.42 CISPEP 4 SER B 35 PRO B 36 0 -0.04 CISPEP 5 VAL B 95 PRO B 96 0 -0.50 CISPEP 6 PRO B 179 PRO B 180 0 0.35 SITE 1 AC1 4 HIS A 92 HIS A 94 HIS A 111 HOH A 303 SITE 1 AC2 4 HIS B 92 HIS B 94 HIS B 111 HOH B 305 CRYST1 47.230 74.940 62.380 90.00 93.87 90.00 P 1 21 1 4 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 0.021173 0.000000 0.001432 0.00000 SCALE2 0.000000 0.013344 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016067 0.00000