HEADER LYASE/LYASE INHIBITOR 09-JUL-12 4G0C TITLE NEUTRON STRUCTURE OF ACETAZOLAMIDE-BOUND HUMAN CARBONIC ANHYDRASE II TITLE 2 REVEAL MOLECULAR DETAILS OF DRUG BINDING. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE 2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: HCA II; COMPND 5 SYNONYM: CARBONATE DEHYDRATASE II, CARBONIC ANHYDRASE C, CAC, COMPND 6 CARBONIC ANHYDRASE II, CA-II; COMPND 7 EC: 4.2.1.1; COMPND 8 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; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DE3 PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PET KEYWDS CARBONIC ANHYDRASE, ACETAZOLAMIDE, HYDROGEN BONDING, LYASE-LYASE KEYWDS 2 INHIBITOR COMPLEX EXPDTA NEUTRON DIFFRACTION AUTHOR S.Z.FISHER,R.MCKENNA,M.AGGARWAL REVDAT 5 13-SEP-23 4G0C 1 REMARK LINK REVDAT 4 25-APR-18 4G0C 1 REMARK REVDAT 3 15-NOV-17 4G0C 1 AUTHOR REMARK REVDAT 2 21-NOV-12 4G0C 1 JRNL REVDAT 1 19-SEP-12 4G0C 0 JRNL AUTH S.Z.FISHER,M.AGGARWAL,A.Y.KOVALEVSKY,D.N.SILVERMAN,R.MCKENNA JRNL TITL NEUTRON DIFFRACTION OF ACETAZOLAMIDE-BOUND HUMAN CARBONIC JRNL TITL 2 ANHYDRASE II REVEALS ATOMIC DETAILS OF DRUG BINDING. JRNL REF J.AM.CHEM.SOC. V. 134 14726 2012 JRNL REFN ISSN 0002-7863 JRNL PMID 22928733 JRNL DOI 10.1021/JA3068098 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NCNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN,MUSTYAKIMOV, REMARK 3 : AFONINE,LANGAN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 14465 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : RANDOM REMARK 3 FREE R VALUE TEST SET SELECTION : THROUGHOUT REMARK 3 R VALUE (WORKING SET) : 0.267 REMARK 3 FREE R VALUE : 0.283 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 676 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 : 2049 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 144 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.380 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 4G0C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JUL-12. REMARK 100 THE DEPOSITION ID IS D_1000073577. REMARK 230 REMARK 230 EXPERIMENTAL DETAILS REMARK 230 EXPERIMENT TYPE : NEUTRON DIFFRACTION REMARK 230 DATE OF DATA COLLECTION : 03-AUG-11 REMARK 230 TEMPERATURE (KELVIN) : 293.0 REMARK 230 PH : 9.00 REMARK 230 NUMBER OF CRYSTALS USED : 1 REMARK 230 REMARK 230 NEUTRON SOURCE : NUCLEAR REACTOR REMARK 230 BEAMLINE : NULL REMARK 230 WAVELENGTH OR RANGE (A) : 0.7 - 6.5 REMARK 230 MONOCHROMATOR : NULL REMARK 230 OPTICS : NULL REMARK 230 REMARK 230 DETECTOR TYPE : PCS REMARK 230 DETECTOR MANUFACTURER : 3HE POSITION SENSITIVE DETECTOR REMARK 230 INTENSITY-INTEGRATION SOFTWARE : D*TREK REMARK 230 DATA SCALING SOFTWARE : SCALA REMARK 230 REMARK 230 NUMBER OF UNIQUE REFLECTIONS : 14497 REMARK 230 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 230 RESOLUTION RANGE LOW (A) : 20.000 REMARK 230 REJECTION CRITERIA (SIGMA(I)) : 6.900 REMARK 230 REMARK 230 OVERALL. REMARK 230 COMPLETENESS FOR RANGE (%) : 84.7 REMARK 230 DATA REDUNDANCY : 3.200 REMARK 230 R MERGE (I) : NULL REMARK 230 R SYM (I) : 0.30600 REMARK 230 FOR THE DATA SET : NULL REMARK 230 REMARK 230 IN THE HIGHEST RESOLUTION SHELL. REMARK 230 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 230 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.05 REMARK 230 COMPLETENESS FOR SHELL (%) : 71.6 REMARK 230 DATA REDUNDANCY IN SHELL : 2.10 REMARK 230 R MERGE FOR SHELL (I) : 0.32300 REMARK 230 R SYM FOR SHELL (I) : 0.39200 REMARK 230 FOR SHELL : 3.900 REMARK 230 REMARK 230 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 230 SOFTWARE USED : NCNS REMARK 230 STARTING MODEL: 3TMJ REMARK 230 REMARK 230 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): NULL REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.3 M SODIUM CITRATE, 100 MM TRIS, 1MM REMARK 280 ACETAZOLAMIDE DISSOLVED IN DMSO (FINAL), PH 9, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 293K 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 20.88000 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: 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 D2 DOD A 1078 D1 DOD A 1142 1545 1.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLN A 92 CD GLN A 92 OE1 -0.196 REMARK 500 GLN A 92 C GLN A 92 O -0.135 REMARK 500 PHE A 93 CG PHE A 93 CD2 -0.098 REMARK 500 PHE A 93 CG PHE A 93 CD1 -0.099 REMARK 500 HIS A 94 C HIS A 94 O -0.209 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 13.88 -146.97 REMARK 500 ALA A 65 -166.49 -165.42 REMARK 500 LYS A 111 -0.51 70.81 REMARK 500 PRO A 202 5.01 -68.98 REMARK 500 ASN A 244 51.01 -96.02 REMARK 500 LYS A 252 -135.16 55.36 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 109.0 REMARK 620 3 HIS A 119 ND1 112.0 98.3 REMARK 620 4 AZM A 302 N1 108.9 106.5 121.1 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 AZM A 302 DBREF 4G0C 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 AZM A 302 18 HETNAM ZN ZINC ION HETNAM AZM 5-ACETAMIDO-1,3,4-THIADIAZOLE-2-SULFONAMIDE FORMUL 2 ZN ZN 2+ FORMUL 3 AZM C4 H6 N4 O3 S2 FORMUL 4 DOD *144(D2 O) HELIX 1 1 GLY A 12 ASP A 19 5 8 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 ILE A 91 O VAL A 121 SHEET 8 B10 PHE A 66 PHE A 70 -1 N PHE A 70 O ILE A 91 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 VAL A 121 N ILE A 91 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 ILE A 216 N PHE A 147 LINK NE2 HIS A 94 ZN ZN A 301 1555 1555 2.21 LINK NE2 HIS A 96 ZN ZN A 301 1555 1555 2.16 LINK ND1 HIS A 119 ZN ZN A 301 1555 1555 2.15 LINK ZN ZN A 301 N1 AZM A 302 1555 1555 2.38 CISPEP 1 SER A 29 PRO A 30 0 0.00 CISPEP 2 PRO A 201 PRO A 202 0 1.44 SITE 1 AC1 4 HIS A 94 HIS A 96 HIS A 119 AZM A 302 SITE 1 AC2 11 GLN A 92 HIS A 94 HIS A 96 HIS A 119 SITE 2 AC2 11 PHE A 131 LEU A 198 THR A 199 THR A 200 SITE 3 AC2 11 TRP A 209 ZN A 301 DOD A1106 CRYST1 42.840 41.760 72.940 90.00 104.31 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 0.023343 0.000000 0.005954 0.00000 SCALE2 0.000000 0.023946 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014149 0.00000