HEADER LYASE 06-OCT-00 1G0E TITLE SITE-SPECIFIC MUTANT (HIS64 REPLACED WITH ALA) OF HUMAN CARBONIC TITLE 2 ANHYDRASE II COMPLEXED WITH 4-METHYLIMIDAZOLE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE II; COMPND 3 CHAIN: A; COMPND 4 EC: 4.2.1.1; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 TISSUE: BLOOD; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET KEYWDS TWISTED BETA SHEET, CHEMICAL RESCUE, 4-METHYLIMIDAZOLE, ZINC KEYWDS 2 METALLOENZYME, PROTEIN LIGAND COMPLEX, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR D.DUDA,R.MCKENNA REVDAT 7 07-FEB-24 1G0E 1 REMARK REVDAT 6 03-NOV-21 1G0E 1 REMARK SEQADV LINK REVDAT 5 04-OCT-17 1G0E 1 REMARK REVDAT 4 24-FEB-09 1G0E 1 VERSN REVDAT 3 17-AUG-01 1G0E 1 DBREF REVDAT 2 16-MAY-01 1G0E 1 JRNL REVDAT 1 18-OCT-00 1G0E 0 JRNL AUTH D.DUDA,C.TU,M.QIAN,P.LAIPIS,M.AGBANDJE-MCKENNA, JRNL AUTH 2 D.N.SILVERMAN,R.MCKENNA JRNL TITL STRUCTURAL AND KINETIC ANALYSIS OF THE CHEMICAL RESCUE OF JRNL TITL 2 THE PROTON TRANSFER FUNCTION OF CARBONIC ANHYDRASE II. JRNL REF BIOCHEMISTRY V. 40 1741 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11327835 JRNL DOI 10.1021/BI002295Z REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.HAKANSSON,M.CARLSSON,L.A.SVENSSON,A.LILJAS REMARK 1 TITL STRUCTURE OF NATIVE AND APO CARBONIC ANHYDRASE II AND REMARK 1 TITL 2 STRUCTURE OF SOME OF ITS ANION-LIGAND COMPLEXES. REMARK 1 REF J.MOL.BIOL. V. 227 1192 1992 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : BRUNGER & ADAMS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 918664.210 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 88.8 REMARK 3 NUMBER OF REFLECTIONS : 28406 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 SET) : 0.179 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1379 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.70 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 68.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3455 REMARK 3 BIN R VALUE (WORKING SET) : 0.1880 REMARK 3 BIN FREE R VALUE : 0.2070 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 159 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2054 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 318 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 11.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.07000 REMARK 3 B22 (A**2) : 0.33000 REMARK 3 B33 (A**2) : -0.39000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.18000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.16 REMARK 3 ESD FROM SIGMAA (A) : 0.04 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.08 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.780 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.39 REMARK 3 BSOL : 47.68 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : 4MI.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : 4MI.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1G0E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-OCT-00. REMARK 100 THE DEPOSITION ID IS D_1000012076. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-MAR-00 REMARK 200 TEMPERATURE (KELVIN) : 100.0 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 : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28456 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.8 REMARK 200 DATA REDUNDANCY : 16.46 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 25.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.8 REMARK 200 DATA REDUNDANCY IN SHELL : 16.46 REMARK 200 R MERGE FOR SHELL (I) : 0.04700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, MERCURY CHLORIDE, REMARK 280 TRIS HCL, PH 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K 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 20.74500 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: THE BIOLOGICAL ASSEMBLY IS A MONOMER CONSTRUCTED FROM CHAIN REMARK 300 A 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 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 MET A 1 REMARK 465 SER A 2 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 57.07 -143.40 REMARK 500 ALA A 65 -170.71 -170.94 REMARK 500 LYS A 76 -89.32 -112.67 REMARK 500 LYS A 111 -2.43 74.00 REMARK 500 ASN A 244 46.73 -94.33 REMARK 500 LYS A 252 -139.53 53.32 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE LIGAND 4MZ IS CALLED 4MI IN THE PUBLICATION. 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 262 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 94 NE2 REMARK 620 2 HIS A 96 NE2 103.8 REMARK 620 3 HIS A 119 ND1 113.8 100.6 REMARK 620 4 HOH A 574 O 106.8 115.8 115.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG A 263 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 VAL A 135 O REMARK 620 2 GLN A 137 O 102.4 REMARK 620 3 GLU A 205 O 152.3 91.7 REMARK 620 4 CYS A 206 SG 67.2 93.5 88.5 REMARK 620 5 HOH A 271 O 112.9 86.0 91.6 179.5 REMARK 620 6 HOH A 374 O 48.2 137.9 128.6 98.5 81.9 REMARK 620 7 HOH A 375 O 93.5 164.0 74.6 94.4 86.0 54.2 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ZN REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTIC SITE REMARK 800 REMARK 800 SITE_IDENTIFIER: HG REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: NONE REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 263 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4MZ A 264 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1G0F RELATED DB: PDB REMARK 900 HUMAN CARBONIC ANHYDRASE II WITHOUT 4-METHYLIMIDAZOLE REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES 125 AND 127 ARE COVALENTLY BOUND. DBREF 1G0E A 1 261 UNP P00918 CAH2_HUMAN 1 260 SEQADV 1G0E ALA A 64 UNP P00918 HIS 63 ENGINEERED MUTATION SEQRES 1 A 260 MET SER HIS HIS TRP GLY TYR GLY LYS HIS ASN GLY PRO SEQRES 2 A 260 GLU HIS TRP HIS LYS ASP PHE PRO ILE ALA LYS GLY GLU SEQRES 3 A 260 ARG GLN SER PRO VAL ASP ILE ASP THR HIS THR ALA LYS SEQRES 4 A 260 TYR ASP PRO SER LEU LYS PRO LEU SER VAL SER TYR ASP SEQRES 5 A 260 GLN ALA THR SER LEU ARG ILE LEU ASN ASN GLY ALA ALA SEQRES 6 A 260 PHE ASN VAL GLU PHE ASP ASP SER GLN ASP LYS ALA VAL SEQRES 7 A 260 LEU LYS GLY GLY PRO LEU ASP GLY THR TYR ARG LEU ILE SEQRES 8 A 260 GLN PHE HIS PHE HIS TRP GLY SER LEU ASP GLY GLN GLY SEQRES 9 A 260 SER GLU HIS THR VAL ASP LYS LYS LYS TYR ALA ALA GLU SEQRES 10 A 260 LEU HIS LEU VAL HIS TRP ASN THR LYS TYR GLY ASP PHE SEQRES 11 A 260 GLY LYS ALA VAL GLN GLN PRO ASP GLY LEU ALA VAL LEU SEQRES 12 A 260 GLY ILE PHE LEU LYS VAL GLY SER ALA LYS PRO GLY LEU SEQRES 13 A 260 GLN LYS VAL VAL ASP VAL LEU ASP SER ILE LYS THR LYS SEQRES 14 A 260 GLY LYS SER ALA ASP PHE THR ASN PHE ASP PRO ARG GLY SEQRES 15 A 260 LEU LEU PRO GLU SER LEU ASP TYR TRP THR TYR PRO GLY SEQRES 16 A 260 SER LEU THR THR PRO PRO LEU LEU GLU CYS VAL THR TRP SEQRES 17 A 260 ILE VAL LEU LYS GLU PRO ILE SER VAL SER SER GLU GLN SEQRES 18 A 260 VAL LEU LYS PHE ARG LYS LEU ASN PHE ASN GLY GLU GLY SEQRES 19 A 260 GLU PRO GLU GLU LEU MET VAL ASP ASN TRP ARG PRO ALA SEQRES 20 A 260 GLN PRO LEU LYS ASN ARG GLN ILE LYS ALA SER PHE LYS HET ZN A 262 1 HET HG A 263 1 HET 4MZ A 264 6 HETNAM ZN ZINC ION HETNAM HG MERCURY (II) ION HETNAM 4MZ 4-METHYLIMIDAZOLE FORMUL 2 ZN ZN 2+ FORMUL 3 HG HG 2+ FORMUL 4 4MZ C4 H6 N2 FORMUL 5 HOH *318(H2 O) HELIX 1 A PRO A 13 LYS A 18 5 6 HELIX 2 B PRO A 21 LYS A 24 5 4 HELIX 3 C THR A 125 TYR A 128 5 3 HELIX 4 D PHE A 131 ALA A 134 1 4 HELIX 5 E1 PRO A 155 LEU A 157 5 3 HELIX 6 E2 GLN A 158 VAL A 163 1 6 HELIX 7 E3 LEU A 164 ILE A 167 5 4 HELIX 8 F PRO A 181 LEU A 184 5 4 HELIX 9 G SER A 220 PHE A 226 1 7 SHEET 1 B1A10 LYS A 39 TYR A 40 0 SHEET 2 B1A10 LYS A 257 ALA A 258 1 N ALA A 258 O LYS A 39 SHEET 3 B1A10 TYR A 191 GLY A 196 -1 N THR A 193 O LYS A 257 SHEET 4 B1A10 VAL A 207 LEU A 212 -1 N VAL A 211 O TRP A 192 SHEET 5 B1A10 LEU A 141 GLY A 151 1 O VAL A 143 N ILE A 210 SHEET 6 B1A10 ALA A 116 ASN A 124 -1 N LEU A 120 O LEU A 144 SHEET 7 B1A10 TYR A 88 TRP A 97 -1 O HIS A 94 N HIS A 119 SHEET 8 B1A10 PHE A 66 PHE A 70 -1 N VAL A 68 O PHE A 93 SHEET 9 B1A10 SER A 56 ASN A 61 -1 O ARG A 58 N GLU A 69 SHEET 10 B1A10 SER A 173 ASP A 175 -1 O SER A 173 N ILE A 59 LINK NE2 HIS A 94 ZN ZN A 262 1555 1555 2.13 LINK NE2 HIS A 96 ZN ZN A 262 1555 1555 2.03 LINK ND1 HIS A 119 ZN ZN A 262 1555 1555 2.09 LINK O VAL A 135 HG HG A 263 1555 1555 3.31 LINK O GLN A 137 HG HG A 263 1555 1555 2.85 LINK O GLU A 205 HG HG A 263 1555 1555 3.19 LINK SG CYS A 206 HG HG A 263 1555 1555 2.28 LINK ZN ZN A 262 O HOH A 574 1555 1555 1.81 LINK HG HG A 263 O HOH A 271 1555 1555 2.44 LINK HG HG A 263 O HOH A 374 1555 1555 3.52 LINK HG HG A 263 O HOH A 375 1555 1555 3.45 CISPEP 1 SER A 29 PRO A 30 0 -0.12 CISPEP 2 PRO A 201 PRO A 202 0 0.54 SITE 1 ZN 3 HIS A 94 HIS A 96 HIS A 119 SITE 1 HG 1 CYS A 206 SITE 1 AC1 5 HIS A 94 HIS A 96 HIS A 119 THR A 199 SITE 2 AC1 5 HOH A 574 SITE 1 AC2 5 VAL A 135 GLN A 137 GLU A 205 CYS A 206 SITE 2 AC2 5 HOH A 271 SITE 1 AC3 4 TRP A 5 ASN A 62 GLY A 63 LYS A 170 CRYST1 42.142 41.490 72.063 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 0.023729 0.000000 0.006038 0.00000 SCALE2 0.000000 0.024102 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014319 0.00000