HEADER OXIDOREDUCTASE 21-JUL-98 1FRF TITLE CRYSTAL STRUCTURE OF THE NI-FE HYDROGENASE FROM DESULFOVIBRIO TITLE 2 FRUCTOSOVORANS COMPND MOL_ID: 1; COMPND 2 MOLECULE: [NI-FE] HYDROGENASE; COMPND 3 CHAIN: S; COMPND 4 FRAGMENT: SMALL CHAIN; COMPND 5 SYNONYM: CYTOCHROME C3 HYDROGENASE; COMPND 6 EC: 1.18.99.1; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: [NI-FE] HYDROGENASE; COMPND 9 CHAIN: L; COMPND 10 FRAGMENT: LARGE CHAIN; COMPND 11 SYNONYM: CYTOCHROME C3 HYDROGENASE; COMPND 12 EC: 1.18.99.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DESULFOVIBRIO FRUCTOSOVORANS; SOURCE 3 ORGANISM_TAXID: 878; SOURCE 4 STRAIN: WILD TYPE; SOURCE 5 CELLULAR_LOCATION: PERIPLASM; SOURCE 6 OTHER_DETAILS: DSM 3604; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: DESULFOVIBRIO FRUCTOSOVORANS; SOURCE 9 ORGANISM_TAXID: 878; SOURCE 10 STRAIN: WILD TYPE; SOURCE 11 CELLULAR_LOCATION: PERIPLASM; SOURCE 12 OTHER_DETAILS: DSM 3604 KEYWDS NI-FE HYDROGENASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.MONTET,A.VOLBEDA,C.PIRAS,E.C.HATCHIKIAN,M.FREY,J.C.FONTECILLA REVDAT 10 09-AUG-23 1FRF 1 COMPND REMARK SEQADV HETNAM REVDAT 10 2 1 LINK ATOM REVDAT 9 11-APR-18 1FRF 1 REMARK REVDAT 8 04-APR-18 1FRF 1 COMPND REMARK HETNAM ATOM REVDAT 7 13-JUL-11 1FRF 1 VERSN REVDAT 6 24-FEB-09 1FRF 1 VERSN REVDAT 5 20-APR-04 1FRF 1 HELIX SOURCE JRNL REMARK REVDAT 4 01-APR-03 1FRF 1 JRNL REVDAT 3 01-MAY-00 1FRF 1 MTRIX1 MTRIX2 MTRIX3 REMARK REVDAT 2 22-DEC-99 1FRF 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 29-JUL-98 1FRF 0 JRNL AUTH M.ROUSSET,Y.MONTET,B.GUIGLIARELLI,N.FORGET,M.ASSO, JRNL AUTH 2 P.BERTRAND,J.C.FONTECILLA-CAMPS,E.C.HATCHIKIAN JRNL TITL 3FE-4S] TO [4FE-4S] CLUSTER CONVERSION IN DESULFOVIBRIO JRNL TITL 2 FRUCTOSOVORANS [NIFE] HYDROGENASE BY SITE-DIRECTED JRNL TITL 3 MUTAGENESIS JRNL REF PROC.NATL.ACAD.SCI.USA V. 95 11625 1998 JRNL REFN ISSN 0027-8424 JRNL PMID 9751716 JRNL DOI 10.1073/PNAS.95.20.11625 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.MONTET,P.AMARA,A.VOLBEDA,X.VERNEDE,E.C.HATCHIKIAN, REMARK 1 AUTH 2 M.J.FIELD,M.FREY,J.C.FONTECILLA-CAMPS REMARK 1 TITL GAS ACCESS TO THE ACTIVE SITE OF NI-FE HYDROGEASES PROBED BY REMARK 1 TITL 2 X-RAY CRYSTALLOGRAPHY AND MOLECULAR DYNAMICS REMARK 1 REF NAT.STRUCT.BIOL. V. 4 523 1997 REMARK 1 REFN ISSN 1072-8368 REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 0.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 66.7 REMARK 3 NUMBER OF REFLECTIONS : 32894 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.220 REMARK 3 FREE R VALUE : 0.274 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6138 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 132 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.48 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.962 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.41 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.630 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 NCS MODEL : STRICT 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THERE ARE THREE MOLECULES PER ASYMETRIC UNIT. IN ALL REFINEMENT REMARK 3 STEPS, THE REMARK 3 STRICT NON CRYSTALLOGRAPHIC SYMMETRY WAS USED. THERE IS NO REMARK 3 ELECTRON DENSITY REMARK 3 FOR RESIDUES 1 - 5 OF THE LARGE SUBUNIT AND RESIDUES 1 - 3 FOR THE REMARK 3 SMALL ONE. REMARK 3 REMARK 3 SOME ATOMS HAVE OCCUPANCIES LESS THAN 1.0 : THEY BELONG TO REMARK 3 LATERAL CHAINS WHICH ARE DISORDERED , AS THEY ARE LOCATED REMARK 3 ON THE SURFACE OF THE PROTEIN. REMARK 4 REMARK 4 1FRF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008086. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-OCT-96 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 6.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM02 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9794 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CCP4, XDS REMARK 200 DATA SCALING SOFTWARE : XDS, CCP4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 43607 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 38.700 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 66.7 REMARK 200 DATA REDUNDANCY : 2.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06100 REMARK 200 FOR THE DATA SET : 10.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.77 REMARK 200 COMPLETENESS FOR SHELL (%) : 56.4 REMARK 200 DATA REDUNDANCY IN SHELL : 1.30 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.32000 REMARK 200 FOR SHELL : 2.000 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: 1FRV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 6000 28%, MES 100MM PH 6,4 25MM REMARK 280 OCTYL-BETA-D-GLUCOPYRANOSIDE, PH 6.4 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 49.88500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 8420 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24600 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -125.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: S, L 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 LEU S 1 REMARK 465 THR S 2 REMARK 465 ALA S 3 REMARK 465 MET L 1 REMARK 465 ALA L 2 REMARK 465 GLU L 3 REMARK 465 SER L 4 REMARK 465 LYS L 5 REMARK 465 PRO L 6 REMARK 465 VAL L 550 REMARK 465 ILE L 551 REMARK 465 GLU L 552 REMARK 465 PRO L 553 REMARK 465 GLU L 554 REMARK 465 THR L 555 REMARK 465 ASN L 556 REMARK 465 GLU L 557 REMARK 465 ILE L 558 REMARK 465 LEU L 559 REMARK 465 LYS L 560 REMARK 465 PHE L 561 REMARK 465 LYS L 562 REMARK 465 VAL L 563 REMARK 465 CYS L 564 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 PRO S 116 CG CD 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 MG MG L 567 O HOH L 632 1.47 REMARK 500 FE FE L 565 O HOH L 616 1.61 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO L 312 C - N - CA ANGL. DEV. = 10.0 DEGREES REMARK 500 GLY L 318 N - CA - C ANGL. DEV. = -17.6 DEGREES REMARK 500 CYS L 546 CA - CB - SG ANGL. DEV. = 7.0 DEGREES 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 ASN S 14 -126.15 -120.54 REMARK 500 LYS S 29 56.46 71.08 REMARK 500 THR S 39 -60.62 -98.86 REMARK 500 LEU S 42 97.70 -62.22 REMARK 500 GLN S 45 92.44 -172.95 REMARK 500 LYS S 164 -32.49 104.76 REMARK 500 TYR S 179 34.20 -98.46 REMARK 500 PRO S 188 6.37 -65.16 REMARK 500 LEU S 231 171.71 70.10 REMARK 500 VAL S 235 -31.24 -145.40 REMARK 500 PRO S 238 -61.63 -29.78 REMARK 500 THR S 258 -73.36 -12.56 REMARK 500 ASN L 36 44.53 39.80 REMARK 500 LEU L 52 -73.90 41.06 REMARK 500 CYS L 75 16.67 -69.43 REMARK 500 THR L 76 146.59 -29.45 REMARK 500 TYR L 77 -49.97 75.64 REMARK 500 LEU L 125 -9.21 -54.84 REMARK 500 GLU L 172 9.68 -69.99 REMARK 500 GLN L 175 71.15 -100.77 REMARK 500 PRO L 195 -34.48 -35.49 REMARK 500 LYS L 225 160.90 179.26 REMARK 500 HIS L 228 82.17 75.69 REMARK 500 ASP L 299 33.27 -90.85 REMARK 500 THR L 360 -93.55 -118.61 REMARK 500 LYS L 365 -38.19 78.47 REMARK 500 TYR L 376 -85.72 -90.92 REMARK 500 PRO L 414 -110.84 -63.99 REMARK 500 ALA L 415 -24.27 -163.17 REMARK 500 SER L 420 -176.15 -176.17 REMARK 500 PRO L 505 -153.31 -78.91 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 SF4 S 267 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 17 SG REMARK 620 2 SF4 S 267 S2 104.3 REMARK 620 3 SF4 S 267 S3 112.8 104.4 REMARK 620 4 SF4 S 267 S4 116.0 107.1 111.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 S 267 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 20 SG REMARK 620 2 SF4 S 267 S1 111.9 REMARK 620 3 SF4 S 267 S2 116.5 106.4 REMARK 620 4 SF4 S 267 S3 110.5 108.2 102.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 S 267 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 114 SG REMARK 620 2 SF4 S 267 S1 102.7 REMARK 620 3 SF4 S 267 S3 132.8 106.3 REMARK 620 4 SF4 S 267 S4 95.9 109.7 108.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 S 267 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 147 SG REMARK 620 2 SF4 S 267 S1 111.9 REMARK 620 3 SF4 S 267 S2 121.9 106.5 REMARK 620 4 SF4 S 267 S4 96.0 109.3 110.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 S 265 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS S 184 ND1 REMARK 620 2 SF4 S 265 S1 100.8 REMARK 620 3 SF4 S 265 S3 116.7 111.2 REMARK 620 4 SF4 S 265 S4 119.1 107.5 101.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 S 265 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 187 SG REMARK 620 2 SF4 S 265 S1 108.5 REMARK 620 3 SF4 S 265 S2 115.2 101.6 REMARK 620 4 SF4 S 265 S3 108.9 114.2 108.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 S 265 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 212 SG REMARK 620 2 SF4 S 265 S1 117.1 REMARK 620 3 SF4 S 265 S2 117.2 107.2 REMARK 620 4 SF4 S 265 S4 91.8 109.9 112.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 S 265 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 218 SG REMARK 620 2 SF4 S 265 S2 119.7 REMARK 620 3 SF4 S 265 S3 95.1 110.0 REMARK 620 4 SF4 S 265 S4 112.2 111.7 106.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S S 266 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 227 SG REMARK 620 2 F3S S 266 S1 106.2 REMARK 620 3 F3S S 266 S3 114.5 104.3 REMARK 620 4 F3S S 266 S4 116.3 103.9 110.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S S 266 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 245 SG REMARK 620 2 F3S S 266 S2 104.8 REMARK 620 3 F3S S 266 S3 100.4 107.3 REMARK 620 4 F3S S 266 S4 114.2 112.5 116.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S S 266 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS S 248 SG REMARK 620 2 F3S S 266 S1 105.4 REMARK 620 3 F3S S 266 S2 109.5 111.8 REMARK 620 4 F3S S 266 S3 114.7 107.0 108.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG L 567 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU L 53 OE1 REMARK 620 2 LEU L 495 O 74.3 REMARK 620 3 HIS L 549 NE2 67.6 65.3 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NI L 566 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS L 72 SG REMARK 620 2 CYS L 75 SG 112.1 REMARK 620 3 CYS L 543 SG 89.9 157.7 REMARK 620 4 CYS L 546 SG 112.3 69.7 98.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE L 565 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS L 75 SG REMARK 620 2 CYS L 546 SG 64.6 REMARK 620 3 HOH L 622 O 124.8 79.5 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THE ACTIVE SITE CONTAINS TWO METALS: NI AND FE. REMARK 800 THE NI ION IS COORDINATED BY TWO TERMINAL CYSTEINES CYS L 72 ? REMARK 800 AND CYS L 543 ? AND TWO BRIDGING CYSTEINES BETWEEN FE AND NI, REMARK 800 CYS L 75 ? AND CYS L 546 ?. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE L 565 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI L 566 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG L 567 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 S 265 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S S 266 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 S 267 DBREF 1FRF S 1 264 UNP P18187 PHNS_DESFR 25 287 DBREF 1FRF L 1 564 UNP P18188 PHNL_DESFR 1 564 SEQADV 1FRF GLU S 62 UNP P18187 GLN 86 CONFLICT SEQADV 1FRF CYS S 98 UNP P18187 THR 122 CONFLICT SEQADV 1FRF GLY S 112 UNP P18187 INSERTION SEQADV 1FRF THR S 113 UNP P18187 ARG 136 CONFLICT SEQADV 1FRF CYS S 114 UNP P18187 HIS 137 CONFLICT SEQADV 1FRF SER S 115 UNP P18187 LEU 138 CONFLICT SEQADV 1FRF TYR S 117 UNP P18187 HIS 140 CONFLICT SEQADV 1FRF GLY L 353 UNP P18188 CYS 353 CONFLICT SEQRES 1 S 264 LEU THR ALA LYS HIS ARG PRO SER VAL VAL TRP LEU HIS SEQRES 2 S 264 ASN ALA GLU CYS THR GLY CYS THR GLU ALA ALA ILE ARG SEQRES 3 S 264 THR ILE LYS PRO TYR ILE ASP ALA LEU ILE LEU ASP THR SEQRES 4 S 264 ILE SER LEU ASP TYR GLN GLU THR ILE MET ALA ALA ALA SEQRES 5 S 264 GLY GLU THR SER GLU ALA ALA LEU HIS GLU ALA LEU GLU SEQRES 6 S 264 GLY LYS ASP GLY TYR TYR LEU VAL VAL GLU GLY GLY LEU SEQRES 7 S 264 PRO THR ILE ASP GLY GLY GLN TRP GLY MET VAL ALA GLY SEQRES 8 S 264 HIS PRO MET ILE GLU THR CYS LYS LYS ALA ALA ALA LYS SEQRES 9 S 264 ALA LYS GLY ILE ILE CYS ILE GLY THR CYS SER PRO TYR SEQRES 10 S 264 GLY GLY VAL GLN LYS ALA LYS PRO ASN PRO SER GLN ALA SEQRES 11 S 264 LYS GLY VAL SER GLU ALA LEU GLY VAL LYS THR ILE ASN SEQRES 12 S 264 ILE PRO GLY CYS PRO PRO ASN PRO ILE ASN PHE VAL GLY SEQRES 13 S 264 ALA VAL VAL HIS VAL LEU THR LYS GLY ILE PRO ASP LEU SEQRES 14 S 264 ASP GLU ASN GLY ARG PRO LYS LEU PHE TYR GLY GLU LEU SEQRES 15 S 264 VAL HIS ASP ASN CYS PRO ARG LEU PRO HIS PHE GLU ALA SEQRES 16 S 264 SER GLU PHE ALA PRO SER PHE ASP SER GLU GLU ALA LYS SEQRES 17 S 264 LYS GLY PHE CYS LEU TYR GLU LEU GLY CYS LYS GLY PRO SEQRES 18 S 264 VAL THR TYR ASN ASN CYS PRO LYS VAL LEU PHE ASN GLN SEQRES 19 S 264 VAL ASN TRP PRO VAL GLN ALA GLY HIS PRO CYS LEU GLY SEQRES 20 S 264 CYS SER GLU PRO ASP PHE TRP ASP THR MET THR PRO PHE SEQRES 21 S 264 TYR GLU GLN GLY SEQRES 1 L 564 MET ALA GLU SER LYS PRO THR PRO GLN SER THR PHE THR SEQRES 2 L 564 GLY PRO ILE VAL VAL ASP PRO ILE THR ARG ILE GLU GLY SEQRES 3 L 564 HIS LEU ARG ILE MET VAL GLU VAL GLU ASN GLY LYS VAL SEQRES 4 L 564 LYS ASP ALA TRP SER SER SER GLN LEU PHE ARG GLY LEU SEQRES 5 L 564 GLU ILE ILE LEU LYS GLY ARG ASP PRO ARG ASP ALA GLN SEQRES 6 L 564 HIS PHE THR GLN ARG ALA CYS GLY VAL CYS THR TYR VAL SEQRES 7 L 564 HIS ALA LEU ALA SER SER ARG CYS VAL ASP ASP ALA VAL SEQRES 8 L 564 LYS VAL SER ILE PRO ALA ASN ALA ARG MET MET ARG ASN SEQRES 9 L 564 LEU VAL MET ALA SER GLN TYR LEU HIS ASP HIS LEU VAL SEQRES 10 L 564 HIS PHE TYR HIS LEU HIS ALA LEU ASP TRP VAL ASP VAL SEQRES 11 L 564 THR ALA ALA LEU LYS ALA ASP PRO ASN LYS ALA ALA LYS SEQRES 12 L 564 LEU ALA ALA SER ILE ASP THR ALA ARG THR GLY ASN SER SEQRES 13 L 564 GLU LYS ALA LEU LYS ALA VAL GLN ASP LYS LEU LYS ALA SEQRES 14 L 564 PHE VAL GLU SER GLY GLN LEU GLY ILE PHE THR ASN ALA SEQRES 15 L 564 TYR PHE LEU GLY GLY HIS LYS ALA TYR TYR LEU PRO PRO SEQRES 16 L 564 GLU VAL ASN LEU ILE ALA THR ALA HIS TYR LEU GLU ALA SEQRES 17 L 564 LEU HIS MET GLN VAL LYS ALA ALA SER ALA MET ALA ILE SEQRES 18 L 564 LEU GLY GLY LYS ASN PRO HIS THR GLN PHE THR VAL VAL SEQRES 19 L 564 GLY GLY CYS SER ASN TYR GLN GLY LEU THR LYS ASP PRO SEQRES 20 L 564 LEU ALA ASN TYR LEU ALA LEU SER LYS GLU VAL CYS GLN SEQRES 21 L 564 PHE VAL ASN GLU CYS TYR ILE PRO ASP LEU LEU ALA VAL SEQRES 22 L 564 ALA GLY PHE TYR LYS ASP TRP GLY GLY ILE GLY GLY THR SEQRES 23 L 564 SER ASN TYR LEU ALA PHE GLY GLU PHE ALA THR ASP ASP SEQRES 24 L 564 SER SER PRO GLU LYS HIS LEU ALA THR SER GLN PHE PRO SEQRES 25 L 564 SER GLY VAL ILE THR GLY ARG ASP LEU GLY LYS VAL ASP SEQRES 26 L 564 ASN VAL ASP LEU GLY ALA ILE TYR GLU ASP VAL LYS TYR SEQRES 27 L 564 SER TRP TYR ALA PRO GLY GLY ASP GLY LYS HIS PRO TYR SEQRES 28 L 564 ASP GLY VAL THR ASP PRO LYS TYR THR LYS LEU ASP ASP SEQRES 29 L 564 LYS ASP HIS TYR SER TRP MET LYS ALA PRO ARG TYR LYS SEQRES 30 L 564 GLY LYS ALA MET GLU VAL GLY PRO LEU ALA ARG THR PHE SEQRES 31 L 564 ILE ALA TYR ALA LYS GLY GLN PRO ASP PHE LYS LYS VAL SEQRES 32 L 564 VAL ASP MET VAL LEU GLY LYS LEU SER VAL PRO ALA THR SEQRES 33 L 564 ALA LEU HIS SER THR LEU GLY ARG THR ALA ALA ARG GLY SEQRES 34 L 564 ILE GLU THR ALA ILE VAL CYS ALA ASN MET GLU LYS TRP SEQRES 35 L 564 ILE LYS GLU MET ALA ASP SER GLY ALA LYS ASP ASN THR SEQRES 36 L 564 LEU CYS ALA LYS TRP GLU MET PRO GLU GLU SER LYS GLY SEQRES 37 L 564 VAL GLY LEU ALA ASP ALA PRO ARG GLY SER LEU SER HIS SEQRES 38 L 564 TRP ILE ARG ILE LYS GLY LYS LYS ILE ASP ASN PHE GLN SEQRES 39 L 564 LEU VAL VAL PRO SER THR TRP ASN LEU GLY PRO ARG GLY SEQRES 40 L 564 PRO GLN GLY ASP LYS SER PRO VAL GLU GLU ALA LEU ILE SEQRES 41 L 564 GLY THR PRO ILE ALA ASP PRO LYS ARG PRO VAL GLU ILE SEQRES 42 L 564 LEU ARG THR VAL HIS ALA PHE ASP PRO CYS ILE ALA CYS SEQRES 43 L 564 GLY VAL HIS VAL ILE GLU PRO GLU THR ASN GLU ILE LEU SEQRES 44 L 564 LYS PHE LYS VAL CYS HET SF4 S 265 8 HET F3S S 266 7 HET SF4 S 267 8 HET FE L 565 1 HET NI L 566 1 HET MG L 567 1 HETNAM SF4 IRON/SULFUR CLUSTER HETNAM F3S FE3-S4 CLUSTER HETNAM FE FE (III) ION HETNAM NI NICKEL (II) ION HETNAM MG MAGNESIUM ION FORMUL 3 SF4 2(FE4 S4) FORMUL 4 F3S FE3 S4 FORMUL 6 FE FE 3+ FORMUL 7 NI NI 2+ FORMUL 8 MG MG 2+ FORMUL 9 HOH *132(H2 O) HELIX 1 1 THR S 18 ILE S 25 1 8 HELIX 2 2 TYR S 31 THR S 39 1 9 HELIX 3 3 ALA S 52 GLY S 66 1 15 HELIX 4 4 ILE S 81 GLN S 85 5 5 HELIX 5 5 MET S 94 ALA S 105 1 12 HELIX 6 6 THR S 113 GLY S 118 1 6 HELIX 7 7 GLY S 132 GLY S 138 1 7 HELIX 8 8 ASN S 150 THR S 163 1 14 HELIX 9 9 PRO S 175 GLY S 180 1 6 HELIX 10 10 LEU S 182 CYS S 187 1 6 HELIX 11 11 ARG S 189 ALA S 195 1 7 HELIX 12 12 SER S 204 LYS S 209 1 6 HELIX 13 13 LYS S 219 THR S 223 5 5 HELIX 14 14 ASN S 226 LEU S 231 1 6 HELIX 15 15 TRP S 237 GLY S 242 5 6 HELIX 16 16 ASP S 252 MET S 257 1 6 HELIX 17 17 LEU L 52 LYS L 57 1 6 HELIX 18 18 ASP L 60 ARG L 62 5 3 HELIX 19 19 ASP L 63 GLN L 69 1 7 HELIX 20 20 ARG L 70 CYS L 72 5 3 HELIX 21 21 TYR L 77 LYS L 92 1 16 HELIX 22 22 PRO L 96 HIS L 121 1 26 HELIX 23 23 HIS L 123 TRP L 127 5 5 HELIX 24 24 ASP L 129 LYS L 135 5 7 HELIX 25 25 ASP L 137 ASP L 149 1 13 HELIX 26 26 ARG L 152 ASN L 155 5 4 HELIX 27 27 SER L 156 GLU L 172 1 17 HELIX 28 28 LEU L 176 THR L 180 5 5 HELIX 29 29 PRO L 194 GLY L 224 1 31 HELIX 30 30 ASN L 239 LEU L 243 5 5 HELIX 31 31 THR L 244 CYS L 265 1 22 HELIX 32 32 CYS L 265 TYR L 277 1 13 HELIX 33 33 LYS L 278 ILE L 283 5 6 HELIX 34 34 SER L 301 THR L 308 1 8 HELIX 35 35 HIS L 349 GLY L 353 5 5 HELIX 36 36 GLY L 384 LYS L 395 1 12 HELIX 37 37 GLN L 397 SER L 412 1 16 HELIX 38 38 ALA L 415 HIS L 419 5 5 HELIX 39 39 SER L 420 ASP L 453 1 34 HELIX 40 40 VAL L 497 GLY L 504 1 8 HELIX 41 41 SER L 513 ILE L 520 1 8 HELIX 42 42 PRO L 530 PHE L 540 1 11 HELIX 43 43 CYS L 543 HIS L 549 1 7 SHEET 1 A 5 SER S 41 TYR S 44 0 SHEET 2 A 5 SER S 8 HIS S 13 1 N VAL S 9 O ASP S 43 SHEET 3 A 5 TYR S 71 GLU S 75 1 O VAL S 73 N LEU S 12 SHEET 4 A 5 GLY S 107 ILE S 111 1 O GLY S 107 N LEU S 72 SHEET 5 A 5 ILE S 142 ILE S 144 1 O ILE S 144 N CYS S 110 SHEET 1 B 2 LEU S 78 PRO S 79 0 SHEET 2 B 2 ALA S 130 LYS S 131 -1 O LYS S 131 N LEU S 78 SHEET 1 C 2 MET S 88 VAL S 89 0 SHEET 2 C 2 HIS S 92 PRO S 93 -1 O HIS S 92 N VAL S 89 SHEET 1 D 3 GLY L 14 VAL L 18 0 SHEET 2 D 3 LEU L 28 GLU L 35 -1 O VAL L 34 N GLY L 14 SHEET 3 D 3 LYS L 38 SER L 46 -1 O SER L 45 N ARG L 29 SHEET 1 E 2 THR L 232 VAL L 233 0 SHEET 2 E 2 GLY L 236 CYS L 237 -1 O GLY L 236 N VAL L 233 SHEET 1 F 3 GLY L 314 ILE L 316 0 SHEET 2 F 3 TYR L 289 ALA L 291 -1 N TYR L 289 O ILE L 316 SHEET 3 F 3 GLU L 382 VAL L 383 1 O GLU L 382 N LEU L 290 SHEET 1 G 2 GLU L 294 ALA L 296 0 SHEET 2 G 2 SER L 309 PHE L 311 -1 O GLN L 310 N PHE L 295 SHEET 1 H 2 TYR L 333 ASP L 335 0 SHEET 2 H 2 ALA L 373 ARG L 375 -1 O ALA L 373 N ASP L 335 SHEET 1 I 3 SER L 466 ALA L 474 0 SHEET 2 I 3 GLY L 477 LYS L 486 -1 O ILE L 483 N GLY L 468 SHEET 3 I 3 LYS L 489 VAL L 496 -1 O GLN L 494 N TRP L 482 SSBOND 1 CYS L 75 CYS L 546 1555 1555 2.42 SSBOND 2 CYS L 259 CYS L 436 1555 1555 2.56 LINK SG CYS S 17 FE1 SF4 S 267 1555 1555 2.29 LINK SG CYS S 20 FE4 SF4 S 267 1555 1555 2.28 LINK SG CYS S 114 FE2 SF4 S 267 1555 1555 2.33 LINK SG CYS S 147 FE3 SF4 S 267 1555 1555 2.25 LINK ND1 HIS S 184 FE2 SF4 S 265 1555 1555 1.97 LINK SG CYS S 187 FE4 SF4 S 265 1555 1555 2.28 LINK SG CYS S 212 FE3 SF4 S 265 1555 1555 2.29 LINK SG CYS S 218 FE1 SF4 S 265 1555 1555 2.34 LINK SG CYS S 227 FE3 F3S S 266 1555 1555 2.33 LINK SG CYS S 245 FE4 F3S S 266 1555 1555 2.27 LINK SG CYS S 248 FE1 F3S S 266 1555 1555 2.30 LINK OE1 GLU L 53 MG MG L 567 1555 1555 2.31 LINK SG CYS L 72 NI NI L 566 1555 1555 2.16 LINK SG CYS L 75 FE FE L 565 1555 1555 2.22 LINK SG CYS L 75 NI NI L 566 1555 1555 1.62 LINK O LEU L 495 MG MG L 567 1555 1555 2.54 LINK SG CYS L 543 NI NI L 566 1555 1555 2.12 LINK SG CYS L 546 FE FE L 565 1555 1555 2.31 LINK SG CYS L 546 NI NI L 566 1555 1555 2.45 LINK NE2 HIS L 549 MG MG L 567 1555 1555 2.98 LINK FE FE L 565 O HOH L 622 1555 1555 2.40 CISPEP 1 LYS S 29 PRO S 30 0 1.14 CISPEP 2 LYS S 124 PRO S 125 0 0.27 CISPEP 3 CYS S 147 PRO S 148 0 0.63 CISPEP 4 ASP L 19 PRO L 20 0 0.29 CISPEP 5 ASN L 226 PRO L 227 0 0.55 SITE 1 ACT 2 NI L 566 FE L 565 SITE 1 AC1 5 CYS L 75 CYS L 546 NI L 566 HOH L 616 SITE 2 AC1 5 HOH L 622 SITE 1 AC2 5 CYS L 72 CYS L 75 CYS L 543 CYS L 546 SITE 2 AC2 5 FE L 565 SITE 1 AC3 6 GLU L 53 GLU L 334 GLN L 494 LEU L 495 SITE 2 AC3 6 HIS L 549 HOH L 632 SITE 1 AC4 10 HIS S 184 CYS S 187 ARG S 189 LEU S 190 SITE 2 AC4 10 PHE S 193 CYS S 212 LEU S 213 CYS S 218 SITE 3 AC4 10 PRO S 221 VAL S 239 SITE 1 AC5 10 LYS L 225 GLN L 230 THR S 223 ASN S 225 SITE 2 AC5 10 CYS S 227 TRP S 237 PRO S 238 CYS S 245 SITE 3 AC5 10 LEU S 246 CYS S 248 SITE 1 AC6 10 ARG L 70 HIS L 228 CYS S 17 CYS S 20 SITE 2 AC6 10 GLY S 112 THR S 113 CYS S 114 GLY S 146 SITE 3 AC6 10 CYS S 147 PRO S 148 CRYST1 65.610 99.770 184.510 90.00 90.88 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 0.015241 0.000000 0.000234 0.00000 SCALE2 0.000000 0.010023 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005420 0.00000 MTRIX1 1 0.394555 0.745792 0.536769 4.52500 1 MTRIX2 1 0.752715 -0.597372 0.276706 24.06400 1 MTRIX3 1 0.527016 0.294858 -0.797065 94.34800 1