HEADER LYASE 13-DEC-11 3V3G TITLE KINETIC AND STRUCTURAL STUDIES OF THERMOSTABILIZED MUTANTS OF HCA II. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE 2; COMPND 3 CHAIN: B; COMPND 4 SYNONYM: CARBONATE DEHYDRATASE II, CARBONIC ANHYDRASE C, CAC, COMPND 5 CARBONIC ANHYDRASE II, CA-II; COMPND 6 EC: 4.2.1.1; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: 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 THERMOSTABILE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR C.D.BOONE,S.Z.FISHER,R.MCKENNA REVDAT 4 28-FEB-24 3V3G 1 REMARK SEQADV LINK REVDAT 3 08-NOV-17 3V3G 1 REMARK REVDAT 2 01-AUG-12 3V3G 1 JRNL REVDAT 1 20-JUN-12 3V3G 0 JRNL AUTH Z.FISHER,C.D.BOONE,S.M.BISWAS,B.VENKATAKRISHNAN,M.AGGARWAL, JRNL AUTH 2 C.TU,M.AGBANDJE-MCKENNA,D.SILVERMAN,R.MCKENNA JRNL TITL KINETIC AND STRUCTURAL CHARACTERIZATION OF THERMOSTABILIZED JRNL TITL 2 MUTANTS OF HUMAN CARBONIC ANHYDRASE II. JRNL REF PROTEIN ENG.DES.SEL. V. 25 347 2012 JRNL REFN ISSN 1741-0126 JRNL PMID 22691706 JRNL DOI 10.1093/PROTEIN/GZS027 REMARK 2 REMARK 2 RESOLUTION. 1.56 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.7.2_869 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.56 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.49 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 32275 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.172 REMARK 3 R VALUE (WORKING SET) : 0.170 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.060 REMARK 3 FREE R VALUE TEST SET COUNT : 1956 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 19.4862 - 3.7471 1.00 2372 156 0.1597 0.1612 REMARK 3 2 3.7471 - 2.9776 1.00 2276 147 0.1659 0.1952 REMARK 3 3 2.9776 - 2.6022 1.00 2234 141 0.1638 0.2149 REMARK 3 4 2.6022 - 2.3647 1.00 2238 141 0.1650 0.2354 REMARK 3 5 2.3647 - 2.1955 0.99 2193 148 0.1528 0.1862 REMARK 3 6 2.1955 - 2.0662 1.00 2228 139 0.1602 0.1808 REMARK 3 7 2.0662 - 1.9628 0.99 2178 145 0.1585 0.1736 REMARK 3 8 1.9628 - 1.8774 0.97 2144 144 0.1491 0.2033 REMARK 3 9 1.8774 - 1.8052 0.97 2147 131 0.1597 0.1830 REMARK 3 10 1.8052 - 1.7430 0.97 2110 144 0.1751 0.2092 REMARK 3 11 1.7430 - 1.6885 0.96 2109 129 0.2105 0.2601 REMARK 3 12 1.6885 - 1.6403 0.95 2078 143 0.2349 0.2956 REMARK 3 13 1.6403 - 1.5971 0.94 2049 127 0.2960 0.3294 REMARK 3 14 1.5971 - 1.5581 0.90 1963 121 0.3521 0.3946 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.73 REMARK 3 K_SOL : 0.35 REMARK 3 B_SOL : 31.50 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.440 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 17.490 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.59 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.06400 REMARK 3 B22 (A**2) : 1.94150 REMARK 3 B33 (A**2) : -0.87750 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 2199 REMARK 3 ANGLE : 1.245 2999 REMARK 3 CHIRALITY : 0.080 310 REMARK 3 PLANARITY : 0.007 392 REMARK 3 DIHEDRAL : 12.312 831 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3V3G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JAN-12. REMARK 100 THE DEPOSITION ID IS D_1000069546. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-SEP-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 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 RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : VARIMAX OPTICS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32937 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.558 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.07800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.56 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.62 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.9 REMARK 200 DATA REDUNDANCY IN SHELL : 6.60 REMARK 200 R MERGE FOR SHELL (I) : 0.48800 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% W/V PEG 4000, 0.2M MAGNESIUM REMARK 280 CHLORIDE HEXAHYDRATE, 0.1M TRIS HYDROCHLORIDE, PH 8.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 21.02500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.35050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.02850 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.35050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.02500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.02850 REMARK 290 SMTRY3 4 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: 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 MET B 1 REMARK 465 SER B 2 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 HE2 HIS B 3 O HOH B 664 1.31 REMARK 500 NE2 HIS B 3 O HOH B 664 1.86 REMARK 500 O HOH B 597 O HOH B 622 2.16 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 B 111 -5.85 76.38 REMARK 500 PHE B 176 59.01 -154.94 REMARK 500 ASN B 244 44.86 -96.42 REMARK 500 LYS B 252 -130.99 53.65 REMARK 500 ASN B 253 33.36 -95.44 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 B 301 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 94 NE2 REMARK 620 2 HIS B 96 NE2 106.0 REMARK 620 3 HIS B 119 ND1 113.5 99.1 REMARK 620 4 HOH B 417 O 108.9 113.3 115.4 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 B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 302 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3V3F RELATED DB: PDB REMARK 900 RELATED ID: 3V3J RELATED DB: PDB REMARK 900 RELATED ID: 3V3H RELATED DB: PDB REMARK 900 RELATED ID: 3V3I RELATED DB: PDB DBREF 3V3G B 1 261 UNP P00918 CAH2_HUMAN 1 260 SEQADV 3V3G PHE B 7 UNP P00918 TYR 7 ENGINEERED MUTATION SEQADV 3V3G HIS B 100 UNP P00918 LEU 100 ENGINEERED MUTATION SEQADV 3V3G SER B 224 UNP P00918 LEU 223 ENGINEERED MUTATION SEQADV 3V3G PRO B 240 UNP P00918 LEU 239 ENGINEERED MUTATION SEQRES 1 B 260 MET SER HIS HIS TRP GLY PHE GLY LYS HIS ASN GLY PRO SEQRES 2 B 260 GLU HIS TRP HIS LYS ASP PHE PRO ILE ALA LYS GLY GLU SEQRES 3 B 260 ARG GLN SER PRO VAL ASP ILE ASP THR HIS THR ALA LYS SEQRES 4 B 260 TYR ASP PRO SER LEU LYS PRO LEU SER VAL SER TYR ASP SEQRES 5 B 260 GLN ALA THR SER LEU ARG ILE LEU ASN ASN GLY HIS ALA SEQRES 6 B 260 PHE ASN VAL GLU PHE ASP ASP SER GLN ASP LYS ALA VAL SEQRES 7 B 260 LEU LYS GLY GLY PRO LEU ASP GLY THR TYR ARG LEU ILE SEQRES 8 B 260 GLN PHE HIS PHE HIS TRP GLY SER HIS ASP GLY GLN GLY SEQRES 9 B 260 SER GLU HIS THR VAL ASP LYS LYS LYS TYR ALA ALA GLU SEQRES 10 B 260 LEU HIS LEU VAL HIS TRP ASN THR LYS TYR GLY ASP PHE SEQRES 11 B 260 GLY LYS ALA VAL GLN GLN PRO ASP GLY LEU ALA VAL LEU SEQRES 12 B 260 GLY ILE PHE LEU LYS VAL GLY SER ALA LYS PRO GLY LEU SEQRES 13 B 260 GLN LYS VAL VAL ASP VAL LEU ASP SER ILE LYS THR LYS SEQRES 14 B 260 GLY LYS SER ALA ASP PHE THR ASN PHE ASP PRO ARG GLY SEQRES 15 B 260 LEU LEU PRO GLU SER LEU ASP TYR TRP THR TYR PRO GLY SEQRES 16 B 260 SER LEU THR THR PRO PRO LEU LEU GLU CYS VAL THR TRP SEQRES 17 B 260 ILE VAL LEU LYS GLU PRO ILE SER VAL SER SER GLU GLN SEQRES 18 B 260 VAL SER LYS PHE ARG LYS LEU ASN PHE ASN GLY GLU GLY SEQRES 19 B 260 GLU PRO GLU GLU PRO MET VAL ASP ASN TRP ARG PRO ALA SEQRES 20 B 260 GLN PRO LEU LYS ASN ARG GLN ILE LYS ALA SER PHE LYS HET ZN B 301 1 HET CL B 302 1 HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION FORMUL 2 ZN ZN 2+ FORMUL 3 CL CL 1- FORMUL 4 HOH *274(H2 O) HELIX 1 1 GLY B 12 ASP B 19 5 8 HELIX 2 2 PHE B 20 GLY B 25 5 6 HELIX 3 3 LYS B 127 GLY B 129 5 3 HELIX 4 4 ASP B 130 VAL B 135 1 6 HELIX 5 5 LYS B 154 GLY B 156 5 3 HELIX 6 6 LEU B 157 LEU B 164 1 8 HELIX 7 7 ASP B 165 LYS B 168 5 4 HELIX 8 8 ASP B 180 LEU B 185 5 6 HELIX 9 9 SER B 219 ARG B 227 1 9 SHEET 1 A 2 ASP B 32 ILE B 33 0 SHEET 2 A 2 THR B 108 VAL B 109 1 O THR B 108 N ILE B 33 SHEET 1 B10 LYS B 39 TYR B 40 0 SHEET 2 B10 LYS B 257 ALA B 258 1 O ALA B 258 N LYS B 39 SHEET 3 B10 TYR B 191 GLY B 196 -1 N THR B 193 O LYS B 257 SHEET 4 B10 VAL B 207 LEU B 212 -1 O VAL B 207 N GLY B 196 SHEET 5 B10 LEU B 141 VAL B 150 1 N GLY B 145 O LEU B 212 SHEET 6 B10 ALA B 116 ASN B 124 -1 N LEU B 118 O ILE B 146 SHEET 7 B10 TYR B 88 TRP B 97 -1 N HIS B 94 O HIS B 119 SHEET 8 B10 PHE B 66 PHE B 70 -1 N VAL B 68 O PHE B 93 SHEET 9 B10 SER B 56 ASN B 61 -1 N LEU B 57 O GLU B 69 SHEET 10 B10 SER B 173 ASP B 175 -1 O ALA B 174 N ILE B 59 SHEET 1 C 6 LEU B 47 SER B 50 0 SHEET 2 C 6 VAL B 78 GLY B 81 -1 O VAL B 78 N SER B 50 SHEET 3 C 6 TYR B 88 TRP B 97 -1 O TYR B 88 N LEU B 79 SHEET 4 C 6 ALA B 116 ASN B 124 -1 O HIS B 119 N HIS B 94 SHEET 5 C 6 LEU B 141 VAL B 150 -1 O ILE B 146 N LEU B 118 SHEET 6 C 6 ILE B 216 VAL B 218 1 O ILE B 216 N PHE B 147 LINK NE2 HIS B 94 ZN ZN B 301 1555 1555 2.01 LINK NE2 HIS B 96 ZN ZN B 301 1555 1555 2.02 LINK ND1 HIS B 119 ZN ZN B 301 1555 1555 2.03 LINK ZN ZN B 301 O HOH B 417 1555 1555 1.98 CISPEP 1 SER B 29 PRO B 30 0 -1.84 CISPEP 2 PRO B 201 PRO B 202 0 10.33 SITE 1 AC1 4 HIS B 94 HIS B 96 HIS B 119 HOH B 417 SITE 1 AC2 4 GLN B 158 GLU B 221 LYS B 225 HOH B 625 CRYST1 42.050 72.057 74.701 90.00 90.00 90.00 P 21 21 21 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 0.023781 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013878 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013387 0.00000