PDB Short entry for 2IT4 HEADER LYASE 19-OCT-06 2IT4 TITLE X RAY STRUCTURE OF THE COMPLEX BETWEEN CARBONIC ANHYDRASE I AND THE TITLE 2 PHOSPHONATE ANTIVIRAL DRUG FOSCARNET COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE 1; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CARBONIC ANHYDRASE I, CARBONATE DEHYDRATASE I, CA-I; COMPND 5 EC: 4.2.1.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS CARBONIC ANHYDRASE, ANTIVIRAL, CRYSTAL STUCTURE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR C.TEMPERINI,A.INNOCENTI,A.GUERRI,A.SCOZZAFAVA,C.T.SUPURAN REVDAT 6 30-AUG-23 2IT4 1 REMARK REVDAT 5 04-APR-18 2IT4 1 REMARK REVDAT 4 31-JAN-18 2IT4 1 REMARK REVDAT 3 18-OCT-17 2IT4 1 REMARK REVDAT 2 24-FEB-09 2IT4 1 VERSN REVDAT 1 11-SEP-07 2IT4 0 JRNL AUTH C.TEMPERINI,A.INNOCENTI,A.GUERRI,A.SCOZZAFAVA,S.RUSCONI, JRNL AUTH 2 C.T.SUPURAN JRNL TITL PHOSPH(ON)ATE AS A ZINC-BINDING GROUP IN METALLOENZYME JRNL TITL 2 INHIBITORS: X-RAY CRYSTAL STRUCTURE OF THE ANTIVIRAL DRUG JRNL TITL 3 FOSCARNET COMPLEXED TO HUMAN CARBONIC ANHYDRASE I. JRNL REF BIOORG.MED.CHEM.LETT. V. 17 2210 2007 JRNL REFN ISSN 0960-894X JRNL PMID 17314045 JRNL DOI 10.1016/J.BMCL.2007.01.113 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.0 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL 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)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 34182 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) : 0.249 REMARK 3 R VALUE (WORKING SET) : 0.246 REMARK 3 FREE R VALUE : 0.316 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1785 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.07 REMARK 3 REFLECTION IN BIN (WORKING SET) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3150 REMARK 3 BIN FREE R VALUE SET COUNT : 134 REMARK 3 BIN FREE R VALUE : 0.3780 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4010 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 9 REMARK 3 SOLVENT ATOMS : 344 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL 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 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : NULL REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): NULL ; 0.014 ; NULL REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): NULL ; 1.530 ; NULL REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 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 : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : NULL REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2IT4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-NOV-06. REMARK 100 THE DEPOSITION ID IS D_1000039982. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-SEP-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.0 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) : 1.5418 REMARK 200 MONOCHROMATOR : CAPILLARY REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : OXFORD SAPPHIRE CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSALISPRO OXFORD REMARK 200 DIFFRACTION2006 REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36020 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.12700 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.030 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 2FW4 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.62 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM TRIS.HCL BUFFER PH 9.0, 25% REMARK 280 (W/V) PEG 4000, LICL4 0.4 M, 10% ETHYLENE GLYCOL , VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 22K, TEMPERATURE 295.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 31.29000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 60.22000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.75500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 60.22000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 31.29000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.75500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 103 CB CG ND1 CD2 CE1 NE2 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 618 O HOH A 669 2.19 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 LYS A 57 -65.10 -120.13 REMARK 500 SER A 65 -165.26 -165.16 REMARK 500 ASN A 75 33.83 -99.90 REMARK 500 ALA A 116 175.36 178.84 REMARK 500 ASN A 244 35.15 -163.55 REMARK 500 PRO B 13 -39.86 -39.71 REMARK 500 LYS B 57 -63.83 -120.15 REMARK 500 SER B 65 -167.65 -162.61 REMARK 500 HIS B 103 -122.72 -67.62 REMARK 500 GLU B 106 -60.80 -96.92 REMARK 500 ASN B 244 35.86 -154.16 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 561 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 94 NE2 REMARK 620 2 HIS A 96 NE2 109.3 REMARK 620 3 HIS A 119 ND1 113.8 92.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 562 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 94 NE2 REMARK 620 2 HIS B 96 NE2 105.7 REMARK 620 3 HIS B 119 ND1 111.8 99.5 REMARK 620 N 1 2 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 561 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 562 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PPF A 500 DBREF 2IT4 A 5 260 UNP P00915 CAH1_HUMAN 5 260 DBREF 2IT4 B 5 260 UNP P00915 CAH1_HUMAN 5 260 SEQRES 1 A 256 TRP GLY TYR ASP ASP LYS ASN GLY PRO GLU GLN TRP SER SEQRES 2 A 256 LYS LEU TYR PRO ILE ALA ASN GLY ASN ASN GLN SER PRO SEQRES 3 A 256 VAL ASP ILE LYS THR SER GLU THR LYS HIS ASP THR SER SEQRES 4 A 256 LEU LYS PRO ILE SER VAL SER TYR ASN PRO ALA THR ALA SEQRES 5 A 256 LYS GLU ILE ILE ASN VAL GLY HIS SER PHE HIS VAL ASN SEQRES 6 A 256 PHE GLU ASP ASN ASP ASN ARG SER VAL LEU LYS GLY GLY SEQRES 7 A 256 PRO PHE SER ASP SER TYR ARG LEU PHE GLN PHE HIS PHE SEQRES 8 A 256 HIS TRP GLY SER THR ASN GLU HIS GLY SER GLU HIS THR SEQRES 9 A 256 VAL ASP GLY VAL LYS TYR SER ALA GLU LEU HIS VAL ALA SEQRES 10 A 256 HIS TRP ASN SER ALA LYS TYR SER SER LEU ALA GLU ALA SEQRES 11 A 256 ALA SER LYS ALA ASP GLY LEU ALA VAL ILE GLY VAL LEU SEQRES 12 A 256 MET LYS VAL GLY GLU ALA ASN PRO LYS LEU GLN LYS VAL SEQRES 13 A 256 LEU ASP ALA LEU GLN ALA ILE LYS THR LYS GLY LYS ARG SEQRES 14 A 256 ALA PRO PHE THR ASN PHE ASP PRO SER THR LEU LEU PRO SEQRES 15 A 256 SER SER LEU ASP PHE TRP THR TYR PRO GLY SER LEU THR SEQRES 16 A 256 HIS PRO PRO LEU TYR GLU SER VAL THR TRP ILE ILE CYS SEQRES 17 A 256 LYS GLU SER ILE SER VAL SER SER GLU GLN LEU ALA GLN SEQRES 18 A 256 PHE ARG SER LEU LEU SER ASN VAL GLU GLY ASP ASN ALA SEQRES 19 A 256 VAL PRO MET GLN HIS ASN ASN ARG PRO THR GLN PRO LEU SEQRES 20 A 256 LYS GLY ARG THR VAL ARG ALA SER PHE SEQRES 1 B 256 TRP GLY TYR ASP ASP LYS ASN GLY PRO GLU GLN TRP SER SEQRES 2 B 256 LYS LEU TYR PRO ILE ALA ASN GLY ASN ASN GLN SER PRO SEQRES 3 B 256 VAL ASP ILE LYS THR SER GLU THR LYS HIS ASP THR SER SEQRES 4 B 256 LEU LYS PRO ILE SER VAL SER TYR ASN PRO ALA THR ALA SEQRES 5 B 256 LYS GLU ILE ILE ASN VAL GLY HIS SER PHE HIS VAL ASN SEQRES 6 B 256 PHE GLU ASP ASN ASP ASN ARG SER VAL LEU LYS GLY GLY SEQRES 7 B 256 PRO PHE SER ASP SER TYR ARG LEU PHE GLN PHE HIS PHE SEQRES 8 B 256 HIS TRP GLY SER THR ASN GLU HIS GLY SER GLU HIS THR SEQRES 9 B 256 VAL ASP GLY VAL LYS TYR SER ALA GLU LEU HIS VAL ALA SEQRES 10 B 256 HIS TRP ASN SER ALA LYS TYR SER SER LEU ALA GLU ALA SEQRES 11 B 256 ALA SER LYS ALA ASP GLY LEU ALA VAL ILE GLY VAL LEU SEQRES 12 B 256 MET LYS VAL GLY GLU ALA ASN PRO LYS LEU GLN LYS VAL SEQRES 13 B 256 LEU ASP ALA LEU GLN ALA ILE LYS THR LYS GLY LYS ARG SEQRES 14 B 256 ALA PRO PHE THR ASN PHE ASP PRO SER THR LEU LEU PRO SEQRES 15 B 256 SER SER LEU ASP PHE TRP THR TYR PRO GLY SER LEU THR SEQRES 16 B 256 HIS PRO PRO LEU TYR GLU SER VAL THR TRP ILE ILE CYS SEQRES 17 B 256 LYS GLU SER ILE SER VAL SER SER GLU GLN LEU ALA GLN SEQRES 18 B 256 PHE ARG SER LEU LEU SER ASN VAL GLU GLY ASP ASN ALA SEQRES 19 B 256 VAL PRO MET GLN HIS ASN ASN ARG PRO THR GLN PRO LEU SEQRES 20 B 256 LYS GLY ARG THR VAL ARG ALA SER PHE HET ZN A 561 1 HET PPF A 500 7 HET ZN B 562 1 HETNAM ZN ZINC ION HETNAM PPF PHOSPHONOFORMIC ACID FORMUL 3 ZN 2(ZN 2+) FORMUL 4 PPF C H3 O5 P FORMUL 6 HOH *344(H2 O) HELIX 1 1 GLN A 15 LEU A 19 5 5 HELIX 2 2 TYR A 20 GLY A 25 5 6 HELIX 3 3 ASN A 52 ALA A 54 5 3 HELIX 4 4 SER A 130 ALA A 135 1 6 HELIX 5 5 ASN A 154 LYS A 156 5 3 HELIX 6 6 LEU A 157 LEU A 164 1 8 HELIX 7 7 GLN A 165 LYS A 168 5 4 HELIX 8 8 ASP A 180 LEU A 185 5 6 HELIX 9 9 SER A 219 LEU A 229 1 11 HELIX 10 10 GLY B 12 GLU B 14 5 3 HELIX 11 11 GLN B 15 TYR B 20 1 6 HELIX 12 12 PRO B 21 GLY B 25 5 5 HELIX 13 13 ASN B 52 ALA B 54 5 3 HELIX 14 14 SER B 130 ALA B 135 1 6 HELIX 15 15 ASN B 154 LYS B 156 5 3 HELIX 16 16 LEU B 157 LEU B 164 1 8 HELIX 17 17 GLN B 165 LYS B 168 5 4 HELIX 18 18 ASP B 180 LEU B 185 5 6 HELIX 19 19 SER B 219 SER B 228 1 10 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 HIS A 40 0 SHEET 2 B10 ARG A 257 ALA A 258 1 O ALA A 258 N LYS A 39 SHEET 3 B10 PHE A 191 GLY A 196 -1 N THR A 193 O ARG A 257 SHEET 4 B10 VAL A 207 CYS A 212 -1 O VAL A 207 N GLY A 196 SHEET 5 B10 LEU A 141 VAL A 150 1 N VAL A 143 O ILE A 210 SHEET 6 B10 ALA A 116 TRP A 123 -1 N VAL A 120 O ILE A 144 SHEET 7 B10 TYR A 88 TRP A 97 -1 N ARG A 89 O TRP A 123 SHEET 8 B10 PHE A 66 PHE A 70 -1 N VAL A 68 O PHE A 93 SHEET 9 B10 ALA A 56 ASN A 61 -1 N ILE A 60 O HIS A 67 SHEET 10 B10 ARG A 173 PRO A 175 -1 O ALA A 174 N ILE A 59 SHEET 1 C 6 ILE 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 TRP A 123 -1 O TRP A 123 N ARG A 89 SHEET 5 C 6 LEU A 141 VAL A 150 -1 O ILE A 144 N VAL A 120 SHEET 6 C 6 ILE A 216 VAL A 218 1 O ILE A 216 N LYS A 149 SHEET 1 D 2 ASP B 32 ILE B 33 0 SHEET 2 D 2 THR B 108 VAL B 109 1 O THR B 108 N ILE B 33 SHEET 1 E10 LYS B 39 HIS B 40 0 SHEET 2 E10 ARG B 257 ALA B 258 1 O ALA B 258 N LYS B 39 SHEET 3 E10 PHE B 191 GLY B 196 -1 N THR B 193 O ARG B 257 SHEET 4 E10 VAL B 207 CYS B 212 -1 O VAL B 207 N GLY B 196 SHEET 5 E10 LEU B 141 VAL B 150 1 N VAL B 143 O ILE B 210 SHEET 6 E10 ALA B 116 ASN B 124 -1 N LEU B 118 O VAL B 146 SHEET 7 E10 TYR B 88 TRP B 97 -1 N GLN B 92 O ALA B 121 SHEET 8 E10 PHE B 66 PHE B 70 -1 N VAL B 68 O PHE B 93 SHEET 9 E10 ALA B 56 ASN B 61 -1 N ILE B 60 O HIS B 67 SHEET 10 E10 ARG B 173 PRO B 175 -1 O ALA B 174 N ILE B 59 SHEET 1 F 6 ILE B 47 SER B 50 0 SHEET 2 F 6 VAL B 78 GLY B 81 -1 O LYS B 80 N SER B 48 SHEET 3 F 6 TYR B 88 TRP B 97 -1 O TYR B 88 N LEU B 79 SHEET 4 F 6 ALA B 116 ASN B 124 -1 O ALA B 121 N GLN B 92 SHEET 5 F 6 LEU B 141 VAL B 150 -1 O VAL B 146 N LEU B 118 SHEET 6 F 6 ILE B 216 VAL B 218 1 O ILE B 216 N LYS B 149 LINK NE2 HIS A 94 ZN ZN A 561 1555 1555 1.97 LINK NE2 HIS A 96 ZN ZN A 561 1555 1555 2.02 LINK ND1 HIS A 119 ZN ZN A 561 1555 1555 2.09 LINK NE2 HIS B 94 ZN ZN B 562 1555 1555 2.00 LINK NE2 HIS B 96 ZN ZN B 562 1555 1555 2.21 LINK ND1 HIS B 119 ZN ZN B 562 1555 1555 2.06 CISPEP 1 SER A 29 PRO A 30 0 2.79 CISPEP 2 PRO A 201 PRO A 202 0 6.05 CISPEP 3 SER B 29 PRO B 30 0 4.35 CISPEP 4 PRO B 201 PRO B 202 0 7.13 SITE 1 AC1 4 HIS A 94 HIS A 96 HIS A 119 PPF A 500 SITE 1 AC2 4 HIS B 94 HIS B 96 HIS B 119 HOH B 740 SITE 1 AC3 9 HIS A 94 HIS A 96 HIS A 119 VAL A 143 SITE 2 AC3 9 LEU A 198 THR A 199 HIS A 200 ZN A 561 SITE 3 AC3 9 HOH A 710 CRYST1 62.580 69.510 120.440 90.00 90.00 90.00 P 21 21 21 8 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 0.015980 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014386 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008303 0.00000