HEADER TRANSCRIPTION 29-JUN-10 2XIG TITLE THE STRUCTURE OF THE HELICOBACTER PYLORI FERRIC UPTAKE REGULATOR FUR TITLE 2 REVEALS THREE FUNCTIONAL METAL BINDING SITES COMPND MOL_ID: 1; COMPND 2 MOLECULE: FERRIC UPTAKE REGULATION PROTEIN; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: FERRIC UPTAKE REGULATOR; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HELICOBACTER PYLORI; SOURCE 3 ORGANISM_TAXID: 85962; SOURCE 4 STRAIN: 26695; SOURCE 5 ATCC: 43504; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_VECTOR: PET11A KEYWDS HPFUR, TRANSCRIPTION, HOMEOSTASIS EXPDTA X-RAY DIFFRACTION AUTHOR C.DIAN,S.VITALE,G.A.LEONARD,F.FAUQUANT,C.MULLER,C.BAHLAWANE,H.DE AUTHOR 2 REUSE,I.MICHAUD-SORET,L.TERRADOT REVDAT 3 01-MAY-24 2XIG 1 REMARK LINK REVDAT 2 06-APR-11 2XIG 1 JRNL REVDAT 1 19-JAN-11 2XIG 0 JRNL AUTH C.DIAN,S.VITALE,G.A.LEONARD,C.BAHLAWANE,C.FAUQUANT,D.LEDUC, JRNL AUTH 2 C.MULLER,H.DE REUSE,I.MICHAUD-SORET,L.TERRADOT JRNL TITL THE STRUCTURE OF THE HELICOBACTER PYLORI FERRIC UPTAKE JRNL TITL 2 REGULATOR FUR REVEALS THREE FUNCTIONAL METAL BINDING SITES. JRNL REF MOL.MICROBIOL. V. 79 1260 2011 JRNL REFN ISSN 0950-382X JRNL PMID 21208302 JRNL DOI 10.1111/J.1365-2958.2010.07517.X REMARK 2 REMARK 2 RESOLUTION. 1.85 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) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.10 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.960 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.4 REMARK 3 NUMBER OF REFLECTIONS : 99642 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.200 REMARK 3 R VALUE (WORKING SET) : 0.198 REMARK 3 FREE R VALUE : 0.234 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 5032 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 35.1029 - 3.9840 0.89 9129 445 0.1724 0.1864 REMARK 3 2 3.9840 - 3.1628 0.92 9350 533 0.1698 0.2028 REMARK 3 3 3.1628 - 2.7632 0.93 9503 578 0.1951 0.2292 REMARK 3 4 2.7632 - 2.5107 0.93 9519 495 0.2054 0.2689 REMARK 3 5 2.5107 - 2.3307 0.93 9569 486 0.2102 0.2292 REMARK 3 6 2.3307 - 2.1934 0.93 9482 487 0.2094 0.2717 REMARK 3 7 2.1934 - 2.0835 0.93 9586 502 0.2169 0.2714 REMARK 3 8 2.0835 - 1.9928 0.93 9534 435 0.2210 0.2610 REMARK 3 9 1.9928 - 1.9161 0.93 9541 517 0.2474 0.3075 REMARK 3 10 1.9161 - 1.8500 0.93 9397 554 0.2821 0.3119 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 : 0.39 REMARK 3 B_SOL : 59.92 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.210 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.930 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.58 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.66 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.36090 REMARK 3 B22 (A**2) : 4.50690 REMARK 3 B33 (A**2) : -9.86780 REMARK 3 B12 (A**2) : 3.98970 REMARK 3 B13 (A**2) : -2.21870 REMARK 3 B23 (A**2) : -2.40590 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 : 0.005 4888 REMARK 3 ANGLE : 0.870 6564 REMARK 3 CHIRALITY : 0.061 733 REMARK 3 PLANARITY : 0.003 843 REMARK 3 DIHEDRAL : 17.233 1870 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A OR CHAIN B REMARK 3 ORIGIN FOR THE GROUP (A): 23.9312 1.9482 61.3133 REMARK 3 T TENSOR REMARK 3 T11: 0.1625 T22: 0.1835 REMARK 3 T33: 0.1326 T12: 0.0168 REMARK 3 T13: -0.0233 T23: -0.0237 REMARK 3 L TENSOR REMARK 3 L11: 0.2804 L22: 0.7015 REMARK 3 L33: 0.9156 L12: 0.2716 REMARK 3 L13: 0.2208 L23: -0.0112 REMARK 3 S TENSOR REMARK 3 S11: 0.1085 S12: 0.0553 S13: 0.0170 REMARK 3 S21: 0.0681 S22: -0.0016 S23: -0.0027 REMARK 3 S31: 0.1686 S32: 0.1168 S33: -0.0959 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN C OR CHAIN D REMARK 3 ORIGIN FOR THE GROUP (A): 25.7169 3.7810 31.1190 REMARK 3 T TENSOR REMARK 3 T11: 0.1346 T22: 0.1069 REMARK 3 T33: 0.1159 T12: 0.0203 REMARK 3 T13: 0.0146 T23: -0.0063 REMARK 3 L TENSOR REMARK 3 L11: 0.4660 L22: 0.3443 REMARK 3 L33: 0.5683 L12: 0.0270 REMARK 3 L13: 0.1011 L23: 0.0622 REMARK 3 S TENSOR REMARK 3 S11: 0.0450 S12: 0.0109 S13: 0.0039 REMARK 3 S21: -0.0394 S22: 0.0370 S23: -0.0190 REMARK 3 S31: 0.1382 S32: 0.1003 S33: -0.0640 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 2XIG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 29-JUN-10. REMARK 100 THE DEPOSITION ID IS D_1290044398. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JUN-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9762 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : TOROIDAL MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 51362 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 47.960 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 6.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.10 REMARK 200 R MERGE FOR SHELL (I) : 0.39000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.800 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: ZN-SAD MODEL AT 2.15A REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HPFUR2M PRE-LOADED WITH ZINC (2 EQ) AT REMARK 280 30 MG/ML WAS CRYSTALLIZED FROM 20% PEG 3350, 100 MM NA CITRATE, REMARK 280 PH 7.4 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 29820 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -49.7 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16250 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.5 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2930 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16990 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -19.1 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE IN CHAIN A, CYS 78 TO SER REMARK 400 ENGINEERED RESIDUE IN CHAIN B, CYS 78 TO SER REMARK 400 ENGINEERED RESIDUE IN CHAIN C, CYS 78 TO SER REMARK 400 ENGINEERED RESIDUE IN CHAIN D, CYS 78 TO SER 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 LEU A 23 REMARK 465 LYS A 24 REMARK 465 GLU A 149 REMARK 465 SER A 150 REMARK 465 GLU B 149 REMARK 465 SER B 150 REMARK 465 GLU D 149 REMARK 465 SER D 150 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 LYS A 2 CG CD CE NZ REMARK 470 ILE A 18 CG1 CG2 CD1 REMARK 470 LYS A 19 CG CD CE NZ REMARK 470 ASN A 25 CG OD1 ND2 REMARK 470 LYS A 27 CD CE NZ REMARK 470 GLU A 46 CD OE1 OE2 REMARK 470 LYS A 55 CG CD CE NZ REMARK 470 LYS A 57 CG CD CE NZ REMARK 470 LYS A 73 CE NZ REMARK 470 LYS A 84 CG CD CE NZ REMARK 470 LYS A 125 CG CD CE NZ REMARK 470 LYS B 2 CG CD CE NZ REMARK 470 LYS B 19 CG CD CE NZ REMARK 470 LYS B 73 CG CD CE NZ REMARK 470 SER B 78 OG REMARK 470 LYS B 84 CG CD CE NZ REMARK 470 LYS B 126 CG CD CE NZ REMARK 470 LYS C 2 CG CD CE NZ REMARK 470 LYS C 24 CG CD CE NZ REMARK 470 LYS C 27 CD CE NZ REMARK 470 LYS C 55 CG CD CE NZ REMARK 470 LYS D 19 CG CD CE NZ REMARK 470 LYS D 24 CE NZ REMARK 470 LYS D 27 CG CD CE NZ REMARK 470 LYS D 55 CG CD CE NZ REMARK 470 LYS D 84 CG CD CE NZ REMARK 470 LYS D 125 CG CD CE NZ REMARK 470 LYS D 126 CE NZ 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 SER B 83 -157.17 -144.18 REMARK 500 THR C 41 -164.38 -129.76 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2004 DISTANCE = 6.43 ANGSTROMS 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 A1150 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 42 NE2 REMARK 620 2 GLU A 90 OE1 103.5 REMARK 620 3 GLU A 90 OE2 88.0 55.4 REMARK 620 4 HIS A 97 NE2 147.1 104.5 93.8 REMARK 620 5 HIS A 99 NE2 101.4 98.1 153.5 91.4 REMARK 620 6 GLU A 110 OE2 73.1 135.0 79.6 75.0 126.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1149 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 96 NE2 REMARK 620 2 ASP A 98 OD1 91.2 REMARK 620 3 ASP A 98 OD2 107.1 53.8 REMARK 620 4 GLU A 117 OE2 103.0 144.8 91.1 REMARK 620 5 HIS A 134 NE2 94.8 93.7 140.0 116.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1151 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 102 SG REMARK 620 2 CYS A 105 SG 106.7 REMARK 620 3 CYS A 142 SG 112.9 115.0 REMARK 620 4 CYS A 145 SG 109.8 104.4 107.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B1150 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 42 NE2 REMARK 620 2 GLU B 90 OE1 85.4 REMARK 620 3 GLU B 90 OE2 98.6 57.3 REMARK 620 4 HIS B 97 NE2 125.7 89.3 122.9 REMARK 620 5 HIS B 99 NE2 106.1 153.0 96.4 102.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B1151 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 96 NE2 REMARK 620 2 ASP B 98 OD1 112.3 REMARK 620 3 ASP B 98 OD2 94.0 53.2 REMARK 620 4 GLU B 117 OE1 105.5 87.0 140.1 REMARK 620 5 HIS B 134 NE2 97.2 131.1 88.0 122.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B1152 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 102 SG REMARK 620 2 CYS B 105 SG 113.0 REMARK 620 3 CYS B 142 SG 103.2 118.5 REMARK 620 4 CYS B 145 SG 115.8 103.4 103.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C1151 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 42 NE2 REMARK 620 2 GLU C 90 OE2 98.9 REMARK 620 3 GLU C 90 OE1 87.3 55.7 REMARK 620 4 HIS C 97 NE2 141.4 109.8 88.2 REMARK 620 5 HIS C 99 NE2 99.5 104.8 160.3 97.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C1153 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 96 NE2 REMARK 620 2 ASP C 98 OD1 92.0 REMARK 620 3 ASP C 98 OD2 109.7 55.2 REMARK 620 4 GLU C 117 OE2 106.4 142.9 87.9 REMARK 620 5 HIS C 134 NE2 98.7 91.5 135.7 116.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C1152 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 102 SG REMARK 620 2 CYS C 105 SG 109.6 REMARK 620 3 CYS C 142 SG 109.6 112.3 REMARK 620 4 CYS C 145 SG 112.4 104.3 108.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D1151 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 42 NE2 REMARK 620 2 GLU D 90 OE1 85.5 REMARK 620 3 GLU D 90 OE2 100.6 55.5 REMARK 620 4 HIS D 97 NE2 127.7 89.6 118.7 REMARK 620 5 HIS D 99 NE2 100.8 162.7 107.2 98.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D1150 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 96 NE2 REMARK 620 2 ASP D 98 OD2 113.4 REMARK 620 3 ASP D 98 OD1 91.7 53.7 REMARK 620 4 GLU D 117 OE2 113.2 89.2 142.0 REMARK 620 5 HIS D 134 NE2 98.6 126.7 85.4 116.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D1149 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS D 102 SG REMARK 620 2 CYS D 105 SG 107.6 REMARK 620 3 CYS D 142 SG 111.2 115.2 REMARK 620 4 CYS D 145 SG 113.2 106.8 102.8 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 CIT B 1149 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1149 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1150 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 1151 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1150 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1151 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 1152 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1152 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 1149 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 1153 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 1150 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 1151 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1151 DBREF 2XIG A 1 150 UNP O25671 FUR_HELPY 1 150 DBREF 2XIG B 1 150 UNP O25671 FUR_HELPY 1 150 DBREF 2XIG C 1 150 UNP O25671 FUR_HELPY 1 150 DBREF 2XIG D 1 150 UNP O25671 FUR_HELPY 1 150 SEQADV 2XIG SER A 78 UNP O25671 CYS 78 ENGINEERED MUTATION SEQADV 2XIG SER A 150 UNP O25671 CYS 150 ENGINEERED MUTATION SEQADV 2XIG SER B 78 UNP O25671 CYS 78 ENGINEERED MUTATION SEQADV 2XIG SER B 150 UNP O25671 CYS 150 ENGINEERED MUTATION SEQADV 2XIG SER C 78 UNP O25671 CYS 78 ENGINEERED MUTATION SEQADV 2XIG SER C 150 UNP O25671 CYS 150 ENGINEERED MUTATION SEQADV 2XIG SER D 78 UNP O25671 CYS 78 ENGINEERED MUTATION SEQADV 2XIG SER D 150 UNP O25671 CYS 150 ENGINEERED MUTATION SEQRES 1 A 150 MET LYS ARG LEU GLU THR LEU GLU SER ILE LEU GLU ARG SEQRES 2 A 150 LEU ARG MET SER ILE LYS LYS ASN GLY LEU LYS ASN SER SEQRES 3 A 150 LYS GLN ARG GLU GLU VAL VAL SER VAL LEU TYR ARG SER SEQRES 4 A 150 GLY THR HIS LEU SER PRO GLU GLU ILE THR HIS SER ILE SEQRES 5 A 150 ARG GLN LYS ASP LYS ASN THR SER ILE SER SER VAL TYR SEQRES 6 A 150 ARG ILE LEU ASN PHE LEU GLU LYS GLU ASN PHE ILE SER SEQRES 7 A 150 VAL LEU GLU THR SER LYS SER GLY ARG ARG TYR GLU ILE SEQRES 8 A 150 ALA ALA LYS GLU HIS HIS ASP HIS ILE ILE CYS LEU HIS SEQRES 9 A 150 CYS GLY LYS ILE ILE GLU PHE ALA ASP PRO GLU ILE GLU SEQRES 10 A 150 ASN ARG GLN ASN GLU VAL VAL LYS LYS TYR GLN ALA LYS SEQRES 11 A 150 LEU ILE SER HIS ASP MET LYS MET PHE VAL TRP CYS LYS SEQRES 12 A 150 GLU CYS GLN GLU SER GLU SER SEQRES 1 B 150 MET LYS ARG LEU GLU THR LEU GLU SER ILE LEU GLU ARG SEQRES 2 B 150 LEU ARG MET SER ILE LYS LYS ASN GLY LEU LYS ASN SER SEQRES 3 B 150 LYS GLN ARG GLU GLU VAL VAL SER VAL LEU TYR ARG SER SEQRES 4 B 150 GLY THR HIS LEU SER PRO GLU GLU ILE THR HIS SER ILE SEQRES 5 B 150 ARG GLN LYS ASP LYS ASN THR SER ILE SER SER VAL TYR SEQRES 6 B 150 ARG ILE LEU ASN PHE LEU GLU LYS GLU ASN PHE ILE SER SEQRES 7 B 150 VAL LEU GLU THR SER LYS SER GLY ARG ARG TYR GLU ILE SEQRES 8 B 150 ALA ALA LYS GLU HIS HIS ASP HIS ILE ILE CYS LEU HIS SEQRES 9 B 150 CYS GLY LYS ILE ILE GLU PHE ALA ASP PRO GLU ILE GLU SEQRES 10 B 150 ASN ARG GLN ASN GLU VAL VAL LYS LYS TYR GLN ALA LYS SEQRES 11 B 150 LEU ILE SER HIS ASP MET LYS MET PHE VAL TRP CYS LYS SEQRES 12 B 150 GLU CYS GLN GLU SER GLU SER SEQRES 1 C 150 MET LYS ARG LEU GLU THR LEU GLU SER ILE LEU GLU ARG SEQRES 2 C 150 LEU ARG MET SER ILE LYS LYS ASN GLY LEU LYS ASN SER SEQRES 3 C 150 LYS GLN ARG GLU GLU VAL VAL SER VAL LEU TYR ARG SER SEQRES 4 C 150 GLY THR HIS LEU SER PRO GLU GLU ILE THR HIS SER ILE SEQRES 5 C 150 ARG GLN LYS ASP LYS ASN THR SER ILE SER SER VAL TYR SEQRES 6 C 150 ARG ILE LEU ASN PHE LEU GLU LYS GLU ASN PHE ILE SER SEQRES 7 C 150 VAL LEU GLU THR SER LYS SER GLY ARG ARG TYR GLU ILE SEQRES 8 C 150 ALA ALA LYS GLU HIS HIS ASP HIS ILE ILE CYS LEU HIS SEQRES 9 C 150 CYS GLY LYS ILE ILE GLU PHE ALA ASP PRO GLU ILE GLU SEQRES 10 C 150 ASN ARG GLN ASN GLU VAL VAL LYS LYS TYR GLN ALA LYS SEQRES 11 C 150 LEU ILE SER HIS ASP MET LYS MET PHE VAL TRP CYS LYS SEQRES 12 C 150 GLU CYS GLN GLU SER GLU SER SEQRES 1 D 150 MET LYS ARG LEU GLU THR LEU GLU SER ILE LEU GLU ARG SEQRES 2 D 150 LEU ARG MET SER ILE LYS LYS ASN GLY LEU LYS ASN SER SEQRES 3 D 150 LYS GLN ARG GLU GLU VAL VAL SER VAL LEU TYR ARG SER SEQRES 4 D 150 GLY THR HIS LEU SER PRO GLU GLU ILE THR HIS SER ILE SEQRES 5 D 150 ARG GLN LYS ASP LYS ASN THR SER ILE SER SER VAL TYR SEQRES 6 D 150 ARG ILE LEU ASN PHE LEU GLU LYS GLU ASN PHE ILE SER SEQRES 7 D 150 VAL LEU GLU THR SER LYS SER GLY ARG ARG TYR GLU ILE SEQRES 8 D 150 ALA ALA LYS GLU HIS HIS ASP HIS ILE ILE CYS LEU HIS SEQRES 9 D 150 CYS GLY LYS ILE ILE GLU PHE ALA ASP PRO GLU ILE GLU SEQRES 10 D 150 ASN ARG GLN ASN GLU VAL VAL LYS LYS TYR GLN ALA LYS SEQRES 11 D 150 LEU ILE SER HIS ASP MET LYS MET PHE VAL TRP CYS LYS SEQRES 12 D 150 GLU CYS GLN GLU SER GLU SER HET ZN A1149 1 HET ZN A1150 1 HET ZN A1151 1 HET CIT B1149 13 HET ZN B1150 1 HET ZN B1151 1 HET ZN B1152 1 HET ZN C1151 1 HET ZN C1152 1 HET ZN C1153 1 HET ZN D1149 1 HET ZN D1150 1 HET ZN D1151 1 HETNAM ZN ZINC ION HETNAM CIT CITRIC ACID FORMUL 5 ZN 12(ZN 2+) FORMUL 8 CIT C6 H8 O7 FORMUL 18 HOH *377(H2 O) HELIX 1 1 THR A 6 ASN A 21 1 16 HELIX 2 2 ASN A 25 SER A 39 1 15 HELIX 3 3 SER A 44 ASP A 56 1 13 HELIX 4 4 SER A 60 GLU A 74 1 15 HELIX 5 5 ASP A 113 LYS A 126 1 14 HELIX 6 6 CYS A 142 GLU A 147 1 6 HELIX 7 7 THR B 6 GLY B 22 1 17 HELIX 8 8 ASN B 25 GLY B 40 1 16 HELIX 9 9 SER B 44 GLN B 54 1 11 HELIX 10 10 SER B 60 GLU B 74 1 15 HELIX 11 11 ASP B 113 LYS B 126 1 14 HELIX 12 12 CYS B 142 SER B 148 1 7 HELIX 13 13 THR C 6 ASN C 21 1 16 HELIX 14 14 SER C 26 SER C 39 1 14 HELIX 15 15 SER C 44 ARG C 53 1 10 HELIX 16 16 SER C 60 GLU C 74 1 15 HELIX 17 17 ASP C 113 TYR C 127 1 15 HELIX 18 18 CYS C 142 GLU C 147 1 6 HELIX 19 19 THR D 6 ASN D 21 1 16 HELIX 20 20 SER D 26 SER D 39 1 14 HELIX 21 21 SER D 44 ARG D 53 1 10 HELIX 22 22 SER D 60 GLU D 74 1 15 HELIX 23 23 ASP D 113 TYR D 127 1 15 HELIX 24 24 CYS D 142 SER D 148 1 7 SHEET 1 AA 2 ILE A 77 THR A 82 0 SHEET 2 AA 2 GLY A 86 ILE A 91 -1 O GLY A 86 N THR A 82 SHEET 1 AB 6 ILE A 108 PHE A 111 0 SHEET 2 AB 6 ASP A 98 CYS A 102 -1 O ASP A 98 N PHE A 111 SHEET 3 AB 6 LYS A 130 TRP A 141 1 O MET A 136 N HIS A 99 SHEET 4 AB 6 LYS B 130 TRP B 141 -1 O LYS B 130 N TRP A 141 SHEET 5 AB 6 ASP B 98 CYS B 102 1 O HIS B 99 N MET B 138 SHEET 6 AB 6 ILE B 108 PHE B 111 -1 O ILE B 109 N ILE B 100 SHEET 1 BA 2 ILE B 77 GLU B 81 0 SHEET 2 BA 2 ARG B 87 ILE B 91 -1 O ARG B 88 N LEU B 80 SHEET 1 CA 2 ILE C 77 THR C 82 0 SHEET 2 CA 2 GLY C 86 ILE C 91 -1 O GLY C 86 N THR C 82 SHEET 1 CB 6 ILE C 108 PHE C 111 0 SHEET 2 CB 6 ASP C 98 CYS C 102 -1 O ASP C 98 N PHE C 111 SHEET 3 CB 6 LYS C 130 TRP C 141 1 O MET C 136 N HIS C 99 SHEET 4 CB 6 LYS D 130 TRP D 141 -1 O LYS D 130 N TRP C 141 SHEET 5 CB 6 ASP D 98 CYS D 102 1 O HIS D 99 N MET D 138 SHEET 6 CB 6 ILE D 108 PHE D 111 -1 O ILE D 109 N ILE D 100 SHEET 1 DA 2 ILE D 77 GLU D 81 0 SHEET 2 DA 2 ARG D 87 ILE D 91 -1 O ARG D 88 N LEU D 80 LINK NE2 HIS A 42 ZN ZN A1150 1555 1555 2.14 LINK OE1 GLU A 90 ZN ZN A1150 1555 1555 2.26 LINK OE2 GLU A 90 ZN ZN A1150 1555 1555 2.46 LINK NE2 HIS A 96 ZN ZN A1149 1555 1555 2.08 LINK NE2 HIS A 97 ZN ZN A1150 1555 1555 2.16 LINK OD1 ASP A 98 ZN ZN A1149 1555 1555 2.62 LINK OD2 ASP A 98 ZN ZN A1149 1555 1555 2.12 LINK NE2 HIS A 99 ZN ZN A1150 1555 1555 2.19 LINK SG CYS A 102 ZN ZN A1151 1555 1555 2.38 LINK SG CYS A 105 ZN ZN A1151 1555 1555 2.31 LINK OE2 GLU A 110 ZN ZN A1150 1555 1555 2.64 LINK OE2 GLU A 117 ZN ZN A1149 1555 1555 2.15 LINK NE2 HIS A 134 ZN ZN A1149 1555 1555 2.14 LINK SG CYS A 142 ZN ZN A1151 1555 1555 2.37 LINK SG CYS A 145 ZN ZN A1151 1555 1555 2.35 LINK NE2 HIS B 42 ZN ZN B1150 1555 1555 2.10 LINK OE1 GLU B 90 ZN ZN B1150 1555 1555 2.44 LINK OE2 GLU B 90 ZN ZN B1150 1555 1555 2.14 LINK NE2 HIS B 96 ZN ZN B1151 1555 1555 2.11 LINK NE2 HIS B 97 ZN ZN B1150 1555 1555 2.11 LINK OD1 ASP B 98 ZN ZN B1151 1555 1555 2.17 LINK OD2 ASP B 98 ZN ZN B1151 1555 1555 2.66 LINK NE2 HIS B 99 ZN ZN B1150 1555 1555 2.21 LINK SG CYS B 102 ZN ZN B1152 1555 1555 2.33 LINK SG CYS B 105 ZN ZN B1152 1555 1555 2.41 LINK OE1 GLU B 117 ZN ZN B1151 1555 1555 2.11 LINK NE2 HIS B 134 ZN ZN B1151 1555 1555 2.11 LINK SG CYS B 142 ZN ZN B1152 1555 1555 2.18 LINK SG CYS B 145 ZN ZN B1152 1555 1555 2.40 LINK NE2 HIS C 42 ZN ZN C1151 1555 1555 2.18 LINK OE2 GLU C 90 ZN ZN C1151 1555 1555 2.04 LINK OE1 GLU C 90 ZN ZN C1151 1555 1555 2.57 LINK NE2 HIS C 96 ZN ZN C1153 1555 1555 2.14 LINK NE2 HIS C 97 ZN ZN C1151 1555 1555 2.10 LINK OD1 ASP C 98 ZN ZN C1153 1555 1555 2.53 LINK OD2 ASP C 98 ZN ZN C1153 1555 1555 2.14 LINK NE2 HIS C 99 ZN ZN C1151 1555 1555 2.11 LINK SG CYS C 102 ZN ZN C1152 1555 1555 2.38 LINK SG CYS C 105 ZN ZN C1152 1555 1555 2.33 LINK OE2 GLU C 117 ZN ZN C1153 1555 1555 2.02 LINK NE2 HIS C 134 ZN ZN C1153 1555 1555 2.04 LINK SG CYS C 142 ZN ZN C1152 1555 1555 2.45 LINK SG CYS C 145 ZN ZN C1152 1555 1555 2.39 LINK NE2 HIS D 42 ZN ZN D1151 1555 1555 2.05 LINK OE1 GLU D 90 ZN ZN D1151 1555 1555 2.54 LINK OE2 GLU D 90 ZN ZN D1151 1555 1555 2.09 LINK NE2 HIS D 96 ZN ZN D1150 1555 1555 2.07 LINK NE2 HIS D 97 ZN ZN D1151 1555 1555 2.08 LINK OD2 ASP D 98 ZN ZN D1150 1555 1555 2.09 LINK OD1 ASP D 98 ZN ZN D1150 1555 1555 2.66 LINK NE2 HIS D 99 ZN ZN D1151 1555 1555 2.10 LINK SG CYS D 102 ZN ZN D1149 1555 1555 2.42 LINK SG CYS D 105 ZN ZN D1149 1555 1555 2.28 LINK OE2 GLU D 117 ZN ZN D1150 1555 1555 2.10 LINK NE2 HIS D 134 ZN ZN D1150 1555 1555 2.12 LINK SG CYS D 142 ZN ZN D1149 1555 1555 2.37 LINK SG CYS D 145 ZN ZN D1149 1555 1555 2.39 SITE 1 AC1 8 LEU B 23 LYS B 24 ASN B 25 ARG B 29 SITE 2 AC1 8 ARG B 66 HOH B2054 ARG D 66 ASN D 69 SITE 1 AC2 4 HIS A 96 ASP A 98 GLU A 117 HIS A 134 SITE 1 AC3 4 HIS B 42 GLU B 90 HIS B 97 HIS B 99 SITE 1 AC4 4 HIS C 42 GLU C 90 HIS C 97 HIS C 99 SITE 1 AC5 5 HIS A 42 GLU A 90 HIS A 97 HIS A 99 SITE 2 AC5 5 GLU A 110 SITE 1 AC6 4 HIS B 96 ASP B 98 GLU B 117 HIS B 134 SITE 1 AC7 4 CYS C 102 CYS C 105 CYS C 142 CYS C 145 SITE 1 AC8 4 CYS B 102 CYS B 105 CYS B 142 CYS B 145 SITE 1 AC9 4 CYS D 102 CYS D 105 CYS D 142 CYS D 145 SITE 1 BC1 4 HIS C 96 ASP C 98 GLU C 117 HIS C 134 SITE 1 BC2 4 HIS D 96 ASP D 98 GLU D 117 HIS D 134 SITE 1 BC3 4 HIS D 42 GLU D 90 HIS D 97 HIS D 99 SITE 1 BC4 4 CYS A 102 CYS A 105 CYS A 142 CYS A 145 CRYST1 48.150 48.290 72.250 83.32 77.82 87.65 P 1 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 0.020768 -0.000852 -0.004416 0.00000 SCALE2 0.000000 0.020726 -0.002299 0.00000 SCALE3 0.000000 0.000000 0.014246 0.00000