HEADER HYDROLASE 14-AUG-14 4UWR TITLE MONO-ZINC VIM-26. LEU224 IN VIM-26 FROM KLEBSIELLA PNEUMONIAE HAS TITLE 2 IMPLICATIONS FOR DRUG BINDING. COMPND MOL_ID: 1; COMPND 2 MOLECULE: METALLO-BETA-LACTAMASE VIM-26; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: KLEBSIELLA PNEUMONIAE; SOURCE 3 ORGANISM_TAXID: 573; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS HYDROLASE, ANTIBIOTIC RESISTANCE, DRUG BINDING SITE EXPDTA X-RAY DIFFRACTION AUTHOR H.-K.S.LEIROS,K.S.W.EDVARDSEN,G.E.K.BJERGA,O.SAMUELSEN REVDAT 3 10-JAN-24 4UWR 1 REMARK LINK REVDAT 2 15-APR-15 4UWR 1 JRNL REVDAT 1 04-FEB-15 4UWR 0 JRNL AUTH H.S.LEIROS,K.S.W.EDVARDSEN,G.E.K.BJERGA,O.SAMUELSEN JRNL TITL STRUCTURAL AND BIOCHEMICAL CHARACTERIZATION OF VIM-26 SHOW JRNL TITL 2 THAT LEU224 HAS IMPLICATIONS FOR THE SUBSTRATE SPECIFICITY JRNL TITL 3 OF VIM METALLO-BETA-LACTAMASES. JRNL REF FEBS J. V. 282 1031 2015 JRNL REFN ISSN 1742-464X JRNL PMID 25601024 JRNL DOI 10.1111/FEBS.13200 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 22.07 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 30899 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.155 REMARK 3 R VALUE (WORKING SET) : 0.154 REMARK 3 FREE R VALUE : 0.182 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1560 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 22.0721 - 3.4432 1.00 2726 151 0.1481 0.1606 REMARK 3 2 3.4432 - 2.7346 1.00 2696 150 0.1410 0.1600 REMARK 3 3 2.7346 - 2.3894 1.00 2701 132 0.1394 0.2011 REMARK 3 4 2.3894 - 2.1712 1.00 2684 143 0.1440 0.1922 REMARK 3 5 2.1712 - 2.0157 1.00 2672 132 0.1415 0.1734 REMARK 3 6 2.0157 - 1.8969 1.00 2675 141 0.1536 0.1850 REMARK 3 7 1.8969 - 1.8019 1.00 2683 151 0.1652 0.1989 REMARK 3 8 1.8019 - 1.7235 1.00 2650 146 0.1780 0.2133 REMARK 3 9 1.7235 - 1.6572 1.00 2671 148 0.1974 0.2237 REMARK 3 10 1.6572 - 1.6000 0.99 2655 136 0.2274 0.2534 REMARK 3 11 1.6000 - 1.5500 0.94 2526 130 0.2715 0.2921 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.290 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.69 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 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 : 0.010 1817 REMARK 3 ANGLE : 1.242 2497 REMARK 3 CHIRALITY : 0.049 286 REMARK 3 PLANARITY : 0.006 332 REMARK 3 DIHEDRAL : 13.486 639 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 4UWR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 14-AUG-14. REMARK 100 THE DEPOSITION ID IS D_1290061534. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91841 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30941 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.63 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.53000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 2Y8B REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 21% POLYETHYLENE GLYCOL MONOMETHYL REMARK 280 ETHERS (PEG MME) 5K, 0.1 M CHES BUFFER AT PH 9.5, 0.1 M REMARK 280 MAGNESIUM FORMATE AND 4% GLYCEROL 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 33.89150 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: 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 LEU B 0 REMARK 465 LYS B 1 REMARK 465 VAL B 2 REMARK 465 ILE B 3 REMARK 465 SER B 4 REMARK 465 SER B 5 REMARK 465 LEU B 6 REMARK 465 LEU B 7 REMARK 465 VAL B 8 REMARK 465 TYR B 9 REMARK 465 MET B 10 REMARK 465 THR B 11 REMARK 465 ALA B 12 REMARK 465 SER B 13 REMARK 465 VAL B 14 REMARK 465 MET B 15 REMARK 465 ALA B 16 REMARK 465 VAL B 17 REMARK 465 ALA B 18 REMARK 465 SER B 19 REMARK 465 PRO B 20 REMARK 465 LEU B 21 REMARK 465 ALA B 22 REMARK 465 HIS B 23 REMARK 465 SER B 24 REMARK 465 GLY B 25 REMARK 465 GLU B 26 REMARK 465 PRO B 27 REMARK 465 SER B 28 REMARK 465 GLY B 29 REMARK 465 ARG B 296 REMARK 465 SER B 297 REMARK 465 VAL B 298 REMARK 465 ALA B 299 REMARK 465 GLU B 300 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 TYR B 67 OH REMARK 470 GLU B 255 CD OE1 OE2 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 HH12 ARG B 248 O HOH B 2146 1.45 REMARK 500 O HOH B 2082 O HOH B 2083 1.86 REMARK 500 O HOH B 2007 O HOH B 2009 1.94 REMARK 500 O HOH B 2043 O HOH B 2098 2.08 REMARK 500 O HOH B 2021 O HOH B 2035 2.12 REMARK 500 O HOH B 2155 O HOH B 2157 2.12 REMARK 500 O HOH B 2030 O HOH B 2061 2.14 REMARK 500 O GLU B 41 O HOH B 2005 2.16 REMARK 500 OE2 GLU B 241 O HOH B 2146 2.16 REMARK 500 OD1 ASP B 119 O HOH B 2069 2.17 REMARK 500 O HOH B 2009 O HOH B 2054 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 O HOH B 2083 O HOH B 2160 1556 2.10 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 ASP B 84 148.58 69.32 REMARK 500 TRP B 87 93.47 62.48 REMARK 500 ALA B 195 -104.08 -150.74 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 B1297 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 116 NE2 REMARK 620 2 HIS B 118 ND1 97.7 REMARK 620 3 HIS B 196 NE2 100.8 116.0 REMARK 620 4 HOH B2067 O 101.0 119.2 116.2 REMARK 620 5 HOH B2068 O 173.2 81.5 85.6 73.7 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 1296 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1297 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 1298 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMT B 1299 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4UWO RELATED DB: PDB REMARK 900 NATIVE DI-ZINC VIM-26. LEU224 IN VIM-26 FROM KLEBSIELLA PNEUMONIAE REMARK 900 HAS IMPLICATIONS FOR DRUG BINDING. REMARK 900 RELATED ID: 4UWP RELATED DB: PDB REMARK 900 PENTA ZN1 COORDINATION. LEU224 IN VIM-26 FROM KLEBSIELLA PNEUMONIAE REMARK 900 HAS IMPLICATIONS FOR DRUG BINDING. REMARK 900 RELATED ID: 4UWS RELATED DB: PDB REMARK 900 VIM-26-PEG. LEU224 IN VIM-26 FROM KLEBSIELLA PNEUMONIAE HAS REMARK 900 IMPLICATIONS FOR DRUG BINDING. DBREF 4UWR B -1 300 UNP E5BDC6 E5BDC6_KLEPN 1 266 SEQRES 1 B 266 MET LEU LYS VAL ILE SER SER LEU LEU VAL TYR MET THR SEQRES 2 B 266 ALA SER VAL MET ALA VAL ALA SER PRO LEU ALA HIS SER SEQRES 3 B 266 GLY GLU PRO SER GLY GLU TYR PRO THR VAL ASN GLU ILE SEQRES 4 B 266 PRO VAL GLY GLU VAL ARG LEU TYR GLN ILE ALA ASP GLY SEQRES 5 B 266 VAL TRP SER HIS ILE ALA THR GLN SER PHE ASP GLY ALA SEQRES 6 B 266 VAL TYR PRO SER ASN GLY LEU ILE VAL ARG ASP GLY ASP SEQRES 7 B 266 GLU LEU LEU LEU ILE ASP THR ALA TRP GLY ALA LYS ASN SEQRES 8 B 266 THR ALA ALA LEU LEU ALA GLU ILE GLU LYS GLN ILE GLY SEQRES 9 B 266 LEU PRO VAL THR ARG ALA VAL SER THR HIS PHE HIS ASP SEQRES 10 B 266 ASP ARG VAL GLY GLY VAL ASP VAL LEU ARG ALA ALA GLY SEQRES 11 B 266 VAL ALA THR TYR ALA SER PRO SER THR ARG ARG LEU ALA SEQRES 12 B 266 GLU ALA GLU GLY ASN GLU ILE PRO THR HIS SER LEU GLU SEQRES 13 B 266 GLY LEU SER SER SER GLY ASP ALA VAL ARG PHE GLY PRO SEQRES 14 B 266 VAL GLU LEU PHE TYR PRO GLY ALA ALA HIS SER THR ASP SEQRES 15 B 266 ASN LEU VAL VAL TYR VAL PRO SER ALA ASN VAL LEU TYR SEQRES 16 B 266 GLY GLY OCS ALA VAL LEU GLU LEU SER SER THR SER ALA SEQRES 17 B 266 GLY ASN VAL ALA ASP ALA ASP LEU ALA GLU TRP PRO THR SEQRES 18 B 266 SER VAL GLU ARG ILE GLN LYS HIS TYR PRO GLU ALA GLU SEQRES 19 B 266 VAL VAL ILE PRO GLY HIS GLY LEU PRO GLY GLY LEU ASP SEQRES 20 B 266 LEU LEU GLN HIS THR ALA ASN VAL VAL LYS ALA HIS LYS SEQRES 21 B 266 ASN ARG SER VAL ALA GLU MODRES 4UWR OCS B 221 CYS CYSTEINESULFONIC ACID HET OCS B 221 12 HET NA B1296 1 HET ZN B1297 1 HET NA B1298 1 HET FMT B1299 4 HETNAM OCS CYSTEINESULFONIC ACID HETNAM NA SODIUM ION HETNAM ZN ZINC ION HETNAM FMT FORMIC ACID FORMUL 1 OCS C3 H7 N O5 S FORMUL 2 NA 2(NA 1+) FORMUL 3 ZN ZN 2+ FORMUL 5 FMT C H2 O2 FORMUL 6 HOH *163(H2 O) HELIX 1 1 GLY B 88 ILE B 104 1 16 HELIX 2 2 HIS B 118 GLY B 123 1 6 HELIX 3 3 GLY B 124 ALA B 131 1 8 HELIX 4 4 SER B 139 GLY B 150 1 12 HELIX 5 5 GLY B 220 VAL B 223 5 4 HELIX 6 6 GLU B 241 TYR B 253 1 13 HELIX 7 7 LEU B 280 LYS B 294 1 15 SHEET 1 BA 7 VAL B 42 ALA B 49 0 SHEET 2 BA 7 VAL B 52 PHE B 61 -1 O VAL B 52 N ILE B 48 SHEET 3 BA 7 ALA B 64 ASP B 76 -1 O ALA B 64 N PHE B 61 SHEET 4 BA 7 GLU B 79 ILE B 83 -1 O GLU B 79 N ASP B 76 SHEET 5 BA 7 VAL B 109 VAL B 113 1 N THR B 110 O LEU B 80 SHEET 6 BA 7 ALA B 135 ALA B 138 1 O ALA B 135 N ALA B 112 SHEET 7 BA 7 HIS B 170 SER B 171 1 O HIS B 170 N ALA B 138 SHEET 1 BB 5 ALA B 181 PHE B 184 0 SHEET 2 BB 5 VAL B 187 PHE B 190 -1 O VAL B 187 N PHE B 184 SHEET 3 BB 5 VAL B 202 VAL B 205 -1 O VAL B 202 N PHE B 190 SHEET 4 BB 5 VAL B 216 TYR B 218 -1 O VAL B 216 N VAL B 205 SHEET 5 BB 5 VAL B 258 ILE B 260 1 O VAL B 258 N LEU B 217 LINK C GLY B 220 N OCS B 221 1555 1555 1.33 LINK C OCS B 221 N ALA B 222 1555 1555 1.33 LINK OE1 GLN B 59 NA NA B1298 1555 1555 2.77 LINK NE2 HIS B 116 ZN ZN B1297 1555 1555 2.10 LINK ND1 HIS B 118 ZN ZN B1297 1555 1555 2.01 LINK NE2 HIS B 196 ZN ZN B1297 1555 1555 2.02 LINK NA NA B1296 O HOH B2099 1555 1555 2.02 LINK ZN ZN B1297 O HOH B2067 1555 1555 1.91 LINK ZN ZN B1297 O HOH B2068 1555 1555 2.56 SITE 1 AC1 4 HIS B 118 ASP B 119 ASN B 165 HOH B2099 SITE 1 AC2 5 HIS B 116 HIS B 118 HIS B 196 HOH B2067 SITE 2 AC2 5 HOH B2068 SITE 1 AC3 2 GLN B 59 SER B 60 SITE 1 AC4 2 VAL B 109 HOH B2055 CRYST1 39.735 67.783 40.408 90.00 93.07 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 0.025167 0.000000 0.001350 0.00000 SCALE2 0.000000 0.014753 0.000000 0.00000 SCALE3 0.000000 0.000000 0.024783 0.00000