PDB Short entry for 1FRH HEADER ELECTRON TRANSPORT 27-SEP-93 1FRH TITLE AZOTOBACTER VINELANDII FERREDOXIN I: ALTERATION OF INDIVIDUAL SURFACE TITLE 2 CHARGES AND THE [4FE-4S] CLUSTER REDUCTION POTENTIAL COMPND MOL_ID: 1; COMPND 2 MOLECULE: FERREDOXIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AZOTOBACTER VINELANDII; SOURCE 3 ORGANISM_TAXID: 354; SOURCE 4 GENE: POTENTIAL; SOURCE 5 EXPRESSION_SYSTEM_PLASMID: PKT230 KEYWDS ELECTRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR C.D.STOUT REVDAT 5 07-FEB-24 1FRH 1 REMARK SEQADV REVDAT 4 24-MAR-09 1FRH 1 ATOM CONECT REVDAT 3 24-FEB-09 1FRH 1 VERSN REVDAT 2 01-APR-03 1FRH 1 JRNL REVDAT 1 31-AUG-94 1FRH 0 JRNL AUTH B.SHEN,D.R.JOLLIE,C.D.STOUT,T.C.DILLER,F.A.ARMSTRONG, JRNL AUTH 2 C.M.GORST,G.N.LA MAR,P.J.STEPHENS,B.K.BURGESS JRNL TITL AZOTOBACTER VINELANDII FERREDOXIN I. ALTERATION OF JRNL TITL 2 INDIVIDUAL SURFACE CHARGES AND THE [4FE-4S]2+/+ CLUSTER JRNL TITL 3 REDUCTION POTENTIAL. JRNL REF J.BIOL.CHEM. V. 269 8564 1994 JRNL REFN ISSN 0021-9258 JRNL PMID 8132582 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 6213 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.224 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL 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 : 842 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 22 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.90 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) : 0.021 REMARK 3 BOND ANGLES (DEGREES) : 3.720 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 : 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1FRH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000173384. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8332 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.01 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.63500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 27.62500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 27.62500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 23.81750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 27.62500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 27.62500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 71.45250 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 27.62500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 27.62500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 23.81750 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 27.62500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 27.62500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 71.45250 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 47.63500 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 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 HIS A 35 NE2 HIS A 35 CD2 -0.071 REMARK 500 GLU A 46 CB GLU A 46 CG -0.120 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 MET A 64 CA - CB - CG ANGL. DEV. = -16.2 DEGREES REMARK 500 GLU A 92 CA - CB - CG ANGL. DEV. = 14.5 DEGREES REMARK 500 TRP A 94 CD1 - CG - CD2 ANGL. DEV. = 6.6 DEGREES REMARK 500 TRP A 94 CG - CD1 - NE1 ANGL. DEV. = -6.6 DEGREES REMARK 500 TRP A 94 CE2 - CD2 - CG ANGL. DEV. = -5.7 DEGREES REMARK 500 ARG A 106 CA - CB - CG ANGL. DEV. = -14.4 DEGREES REMARK 500 ARG A 106 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG A 106 NE - CZ - NH2 ANGL. DEV. = -3.0 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 THR A 5 -164.51 -109.37 REMARK 500 THR A 14 7.89 59.74 REMARK 500 ASN A 30 24.13 -142.46 REMARK 500 ALA A 43 14.70 58.40 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 F3S A 108 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 8 SG REMARK 620 2 F3S A 108 S1 108.6 REMARK 620 3 F3S A 108 S3 115.5 106.8 REMARK 620 4 F3S A 108 S4 106.6 114.7 104.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 108 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 16 SG REMARK 620 2 F3S A 108 S1 108.6 REMARK 620 3 F3S A 108 S2 107.3 113.4 REMARK 620 4 F3S A 108 S3 116.5 104.1 107.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 107 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 20 SG REMARK 620 2 SF4 A 107 S1 116.5 REMARK 620 3 SF4 A 107 S2 115.6 105.1 REMARK 620 4 SF4 A 107 S3 110.2 105.7 102.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 107 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 39 SG REMARK 620 2 SF4 A 107 S2 122.8 REMARK 620 3 SF4 A 107 S3 111.1 101.8 REMARK 620 4 SF4 A 107 S4 102.7 111.8 105.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 107 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 42 SG REMARK 620 2 SF4 A 107 S1 97.3 REMARK 620 3 SF4 A 107 S3 120.7 107.9 REMARK 620 4 SF4 A 107 S4 115.6 104.7 108.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 107 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 45 SG REMARK 620 2 SF4 A 107 S1 102.4 REMARK 620 3 SF4 A 107 S2 120.2 107.4 REMARK 620 4 SF4 A 107 S4 106.1 105.7 113.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 108 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 49 SG REMARK 620 2 F3S A 108 S2 112.2 REMARK 620 3 F3S A 108 S3 109.6 106.8 REMARK 620 4 F3S A 108 S4 107.2 114.1 106.7 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 SF4 A 107 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S A 108 DBREF 1FRH A 1 106 UNP P00214 FER1_AZOVI 1 106 SEQADV 1FRH TYR A 2 UNP P00214 PHE 2 CONFLICT SEQRES 1 A 106 ALA TYR VAL VAL THR ASP ASN CYS ILE LYS CYS LYS TYR SEQRES 2 A 106 THR ASP CYS VAL GLU VAL CYS PRO VAL ASP CYS PHE TYR SEQRES 3 A 106 GLU GLY PRO ASN PHE LEU VAL ILE HIS PRO ASP GLU CYS SEQRES 4 A 106 ILE ASP CYS ALA LEU CYS GLU PRO GLU CYS PRO ALA GLN SEQRES 5 A 106 ALA ILE PHE SER GLU ASP GLU VAL PRO GLU ASP MET GLN SEQRES 6 A 106 GLU PHE ILE GLN LEU ASN ALA GLU LEU ALA GLU VAL TRP SEQRES 7 A 106 PRO ASN ILE THR GLU LYS LYS ASP PRO LEU PRO ASP ALA SEQRES 8 A 106 GLU ASP TRP ASP GLY VAL LYS GLY LYS LEU GLN HIS LEU SEQRES 9 A 106 GLU ARG HET SF4 A 107 8 HET F3S A 108 7 HETNAM SF4 IRON/SULFUR CLUSTER HETNAM F3S FE3-S4 CLUSTER FORMUL 2 SF4 FE4 S4 FORMUL 3 F3S FE3 S4 FORMUL 4 HOH *22(H2 O) HELIX 1 1 ASP A 6 ILE A 9 5 4 HELIX 2 2 THR A 14 CYS A 20 1 7 HELIX 3 3 ASP A 58 VAL A 60 5 3 HELIX 4 4 PRO A 61 MET A 64 5 4 HELIX 5 5 GLN A 65 TRP A 78 1 14 HELIX 6 6 ASP A 90 ASP A 95 1 6 HELIX 7 7 GLY A 99 LEU A 104 5 6 SHEET 1 A 2 TYR A 2 VAL A 4 0 SHEET 2 A 2 ILE A 54 SER A 56 -1 O PHE A 55 N VAL A 3 SHEET 1 B 2 PHE A 25 GLU A 27 0 SHEET 2 B 2 LEU A 32 ILE A 34 -1 O VAL A 33 N TYR A 26 LINK SG CYS A 8 FE3 F3S A 108 1555 1555 2.25 LINK SG CYS A 16 FE1 F3S A 108 1555 1555 2.37 LINK SG CYS A 20 FE4 SF4 A 107 1555 1555 2.29 LINK SG CYS A 39 FE1 SF4 A 107 1555 1555 2.29 LINK SG CYS A 42 FE2 SF4 A 107 1555 1555 2.34 LINK SG CYS A 45 FE3 SF4 A 107 1555 1555 2.27 LINK SG CYS A 49 FE4 F3S A 108 1555 1555 2.28 SITE 1 AC1 11 TYR A 2 CYS A 20 VAL A 22 CYS A 24 SITE 2 AC1 11 PHE A 25 ILE A 34 CYS A 39 ILE A 40 SITE 3 AC1 11 CYS A 42 ALA A 43 CYS A 45 SITE 1 AC2 10 CYS A 8 LYS A 12 TYR A 13 THR A 14 SITE 2 AC2 10 ASP A 15 CYS A 16 LEU A 32 CYS A 49 SITE 3 AC2 10 PRO A 50 ILE A 54 CRYST1 55.250 55.250 95.270 90.00 90.00 90.00 P 41 21 2 8 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 0.018100 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018100 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010496 0.00000