HEADER LYASE 14-AUG-97 1ATQ OBSLTE 18-NOV-98 1ATQ 1B0M TITLE COMPLEX OF ACONITASE R644Q MUTANT WITH FLUOROCITRATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ACONITASE; COMPND 3 CHAIN: NULL; COMPND 4 EC: 4.2.1.3; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 OTHER_DETAILS: [4FE-4S] BOUND BY CYS 358, CYS 421, CYS 424 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGAN: HEART; SOURCE 5 ORGANELLE: MITOCHONDRIA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 DE3; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PUC118 KEYWDS LYASE, COMPLEX, TRANSIT PEPTIDE EXPDTA X-RAY DIFFRACTION AUTHOR S.J.LLOYD,H.LAUBLE,G.S.PRASAD,C.D.STOUT REVDAT 1 12-NOV-97 1ATQ 0 JRNL AUTH S.J.LLOYD,H.LAUBLE,G.S.PRASAD,C.D.STOUT JRNL TITL CRYSTAL STRUCTURES OF ACTIVE SITE MUTANTS OF JRNL TITL 2 MITOCHONDRIAL ACONITASE: SER642ALA AND ARG644GLN JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.8 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 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 : 28661 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) : 0.193 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 : 5813 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 22 REMARK 3 SOLVENT ATOMS : 268 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.80 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) : 0.020 REMARK 3 BOND ANGLES (DEGREES) : 3.63 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.64 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 1ATQ COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-1996 REMARK 200 TEMPERATURE (KELVIN) : 277.0 REMARK 200 PH : 7.00 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : 7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM/CCP4 REMARK 200 DATA SCALING SOFTWARE : CCP4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27625 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.9 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08000 REMARK 200 FOR THE DATA SET : 5.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.63 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.90 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.27700 REMARK 200 FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.8 REMARK 200 STARTING MODEL: PDB ENTRY 1FGH REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 1/2-X,1/2+Y,-Z REMARK 290 4555 1/2+X,1/2-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 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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 88.45000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.95000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 88.45000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.95000 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 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 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 GLN 1 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),F6.3) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 VAL 202 CA VAL 202 CB 0.130 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 M RES CSSEQI PSI PHI REMARK 500 THR 229 154.38 68.05 REMARK 525 REMARK 525 SOLVENT REMARK 525 THE FOLLOWING SOLVENT MOLECULES LIE FARTHER THAN EXPECTED REMARK 525 FROM THE PROTEIN OR NUCLEIC ACID MOLECULE AND MAY BE REMARK 525 ASSOCIATED WITH A SYMMETRY RELATED MOLECULE (M=MODEL REMARK 525 NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH 834 DISTANCE = 7.89 ANGSTROMS REMARK 525 HOH 886 DISTANCE = 6.71 ANGSTROMS REMARK 525 HOH 890 DISTANCE = 7.93 ANGSTROMS REMARK 525 HOH 891 DISTANCE = 8.12 ANGSTROMS REMARK 525 HOH 892 DISTANCE = 7.54 ANGSTROMS REMARK 525 HOH 903 DISTANCE = 7.58 ANGSTROMS REMARK 525 HOH 908 DISTANCE = 5.73 ANGSTROMS REMARK 525 HOH 914 DISTANCE = 10.91 ANGSTROMS REMARK 525 HOH 919 DISTANCE = 5.91 ANGSTROMS REMARK 525 HOH 937 DISTANCE = 6.67 ANGSTROMS REMARK 525 HOH 953 DISTANCE = 5.75 ANGSTROMS REMARK 525 HOH 958 DISTANCE = 5.85 ANGSTROMS REMARK 525 HOH 963 DISTANCE = 7.47 ANGSTROMS REMARK 525 HOH 965 DISTANCE = 8.95 ANGSTROMS REMARK 525 HOH 966 DISTANCE = 8.52 ANGSTROMS REMARK 525 HOH 967 DISTANCE = 6.30 ANGSTROMS REMARK 525 HOH 972 DISTANCE = 5.50 ANGSTROMS REMARK 525 HOH 979 DISTANCE = 6.90 ANGSTROMS REMARK 525 HOH 990 DISTANCE = 5.52 ANGSTROMS REMARK 525 HOH 991 DISTANCE = 6.13 ANGSTROMS REMARK 525 HOH 999 DISTANCE = 5.96 ANGSTROMS REMARK 525 HOH 1006 DISTANCE = 6.54 ANGSTROMS REMARK 525 HOH 1014 DISTANCE = 7.13 ANGSTROMS REMARK 650 REMARK 650 HELIX REMARK 650 DETERMINATION METHOD: TAKEN FROM RELEASED PDB ENTRY 1FGH REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: TAKEN FROM RELEASED PDB ENTRY 1FGH REMARK 999 REMARK 999 SEQUENCE REMARK 999 1ATQ SWS P16276 1 - 28 NOT IN ATOMS LIST REMARK 999 REMARK 999 THIS IS RECOMBINANT PORCINE MITOCHONDRIAL ACONITASE - REMARK 999 SEQUENCE FOR CDNA KNOWN. DBREF 1ATQ 2 754 UNP P16276 ACON_PIG 29 781 SEQADV 1ATQ GLN 644 UNP P16276 ARG 671 ENGINEERED SEQADV 1ATQ SER 647 UNP P16276 ARG 674 CONFLICT SEQRES 1 754 GLN ARG ALA LYS VAL ALA MET SER HIS PHE GLU PRO HIS SEQRES 2 754 GLU TYR ILE ARG TYR ASP LEU LEU GLU LYS ASN ILE ASP SEQRES 3 754 ILE VAL ARG LYS ARG LEU ASN ARG PRO LEU THR LEU SER SEQRES 4 754 GLU LYS ILE VAL TYR GLY HIS LEU ASP ASP PRO ALA ASN SEQRES 5 754 GLN GLU ILE GLU ARG GLY LYS THR TYR LEU ARG LEU ARG SEQRES 6 754 PRO ASP ARG VAL ALA MET GLN ASP ALA THR ALA GLN MET SEQRES 7 754 ALA MET LEU GLN PHE ILE SER SER GLY LEU PRO LYS VAL SEQRES 8 754 ALA VAL PRO SER THR ILE HIS CYS ASP HIS LEU ILE GLU SEQRES 9 754 ALA GLN LEU GLY GLY GLU LYS ASP LEU ARG ARG ALA LYS SEQRES 10 754 ASP ILE ASN GLN GLU VAL TYR ASN PHE LEU ALA THR ALA SEQRES 11 754 GLY ALA LYS TYR GLY VAL GLY PHE TRP ARG PRO GLY SER SEQRES 12 754 GLY ILE ILE HIS GLN ILE ILE LEU GLU ASN TYR ALA TYR SEQRES 13 754 PRO GLY VAL LEU LEU ILE GLY THR ASP SER HIS THR PRO SEQRES 14 754 ASN GLY GLY GLY LEU GLY GLY ILE CYS ILE GLY VAL GLY SEQRES 15 754 GLY ALA ASP ALA VAL ASP VAL MET ALA GLY ILE PRO TRP SEQRES 16 754 GLU LEU LYS CYS PRO LYS VAL ILE GLY VAL LYS LEU THR SEQRES 17 754 GLY SER LEU SER GLY TRP THR SER PRO LYS ASP VAL ILE SEQRES 18 754 LEU LYS VAL ALA GLY ILE LEU THR VAL LYS GLY GLY THR SEQRES 19 754 GLY ALA ILE VAL GLU TYR HIS GLY PRO GLY VAL ASP SER SEQRES 20 754 ILE SER CYS THR GLY MET ALA THR ILE CYS ASN MET GLY SEQRES 21 754 ALA GLU ILE GLY ALA THR THR SER VAL PHE PRO TYR ASN SEQRES 22 754 HIS ARG MET LYS LYS TYR LEU SER LYS THR GLY ARG ALA SEQRES 23 754 ASP ILE ALA ASN LEU ALA ASP GLU PHE LYS ASP HIS LEU SEQRES 24 754 VAL PRO ASP PRO GLY CYS HIS TYR ASP GLN VAL ILE GLU SEQRES 25 754 ILE ASN LEU SER GLU LEU LYS PRO HIS ILE ASN GLY PRO SEQRES 26 754 PHE THR PRO ASP LEU ALA HIS PRO VAL ALA GLU VAL GLY SEQRES 27 754 SER VAL ALA GLU LYS GLU GLY TRP PRO LEU ASP ILE ARG SEQRES 28 754 VAL GLY LEU ILE GLY SER CYS THR ASN SER SER TYR GLU SEQRES 29 754 ASP MET GLY ARG SER ALA ALA VAL ALA LYS GLN ALA LEU SEQRES 30 754 ALA HIS GLY LEU LYS CYS LYS SER GLN PHE THR ILE THR SEQRES 31 754 PRO GLY SER GLU GLN ILE ARG ALA THR ILE GLU ARG ASP SEQRES 32 754 GLY TYR ALA GLN VAL LEU ARG ASP VAL GLY GLY ILE VAL SEQRES 33 754 LEU ALA ASN ALA CYS GLY PRO CYS ILE GLY GLN TRP ASP SEQRES 34 754 ARG LYS ASP ILE LYS LYS GLY GLU LYS ASN THR ILE VAL SEQRES 35 754 THR SER TYR ASN ARG ASN PHE THR GLY ARG ASN ASP ALA SEQRES 36 754 ASN PRO GLU THR HIS ALA PHE VAL THR SER PRO GLU ILE SEQRES 37 754 VAL THR ALA LEU ALA ILE ALA GLY THR LEU LYS PHE ASN SEQRES 38 754 PRO GLU THR ASP PHE LEU THR GLY LYS ASP GLY LYS LYS SEQRES 39 754 PHE LYS LEU GLU ALA PRO ASP ALA ASP GLU LEU PRO ARG SEQRES 40 754 ALA GLU PHE ASP PRO GLY GLN ASP THR TYR GLN HIS PRO SEQRES 41 754 PRO LYS ASP SER SER GLY GLN ARG VAL ASP VAL SER PRO SEQRES 42 754 THR SER GLN ARG LEU GLN LEU LEU GLU PRO PHE ASP LYS SEQRES 43 754 TRP ASP GLY LYS ASP LEU GLU ASP LEU GLN ILE LEU ILE SEQRES 44 754 LYS VAL LYS GLY LYS CYS THR THR ASP HIS ILE SER ALA SEQRES 45 754 ALA GLY PRO TRP LEU LYS PHE ARG GLY HIS LEU ASP ASN SEQRES 46 754 ILE SER ASN ASN LEU LEU ILE GLY ALA ILE ASN ILE GLU SEQRES 47 754 ASN ARG LYS ALA ASN SER VAL ARG ASN ALA VAL THR GLN SEQRES 48 754 GLU PHE GLY PRO VAL PRO ASP THR ALA ARG TYR TYR LYS SEQRES 49 754 GLN HIS GLY ILE ARG TRP VAL VAL ILE GLY ASP GLU ASN SEQRES 50 754 TYR GLY GLU GLY SER SER GLN GLU HIS SER ALA LEU GLU SEQRES 51 754 PRO ARG HIS LEU GLY GLY ARG ALA ILE ILE THR LYS SER SEQRES 52 754 PHE ALA ARG ILE HIS GLU THR ASN LEU LYS LYS GLN GLY SEQRES 53 754 LEU LEU PRO LEU THR PHE ALA ASP PRO ALA ASP TYR ASN SEQRES 54 754 LYS ILE HIS PRO VAL ASP LYS LEU THR ILE GLN GLY LEU SEQRES 55 754 LYS ASP PHE ALA PRO GLY LYS PRO LEU LYS CYS ILE ILE SEQRES 56 754 LYS HIS PRO ASN GLY THR GLN GLU THR ILE LEU LEU ASN SEQRES 57 754 HIS THR PHE ASN GLU THR GLN ILE GLU TRP PHE ARG ALA SEQRES 58 754 GLY SER ALA LEU ASN ARG MET LYS GLU LEU GLN GLN LYS HET FS4 755 8 HET HYD 1755 1 HET CIT 756 18 HETNAM FS4 IRON/SULFUR CLUSTER HETNAM HYD HYDROXY GROUP HETNAM CIT CITRIC ACID FORMUL 2 FS4 FE4 S4 FORMUL 3 HYD H O FORMUL 4 CIT C6 H8 O7 FORMUL 5 HOH *268(H2 O1) HELIX 1 1 TYR 18 LEU 32 1 15 HELIX 2 2 LEU 38 HIS 46 1 9 HELIX 3 3 ASP 73 SER 86 1 14 HELIX 4 4 GLY 109 ILE 119 1 11 HELIX 5 5 GLN 121 TYR 134 1 14 HELIX 6 6 ILE 146 ASN 153 1 8 HELIX 7 7 THR 168 LEU 174 5 7 HELIX 8 8 GLY 183 MET 190 1 8 HELIX 9 9 PRO 217 LEU 228 1 12 HELIX 10 10 PRO 243 SER 247 5 5 HELIX 11 11 CYS 250 ILE 263 1 14 HELIX 12 12 HIS 274 LYS 282 1 9 HELIX 13 13 ALA 286 GLU 294 1 9 HELIX 14 14 LYS 296 HIS 298 5 3 HELIX 15 15 VAL 334 GLU 344 1 11 HELIX 16 16 TYR 363 HIS 379 1 17 HELIX 17 17 GLU 394 ARG 402 1 9 HELIX 18 18 TYR 405 ASP 411 1 7 HELIX 19 19 GLY 422 ILE 425 5 4 HELIX 20 20 PRO 466 ALA 475 1 10 HELIX 21 21 THR 567 ILE 570 1 4 HELIX 22 22 GLY 574 PHE 579 5 6 HELIX 23 23 LEU 583 ASN 589 1 7 HELIX 24 24 VAL 616 GLN 625 1 10 HELIX 25 25 GLU 645 HIS 653 5 9 HELIX 26 26 ARG 666 GLN 675 1 10 HELIX 27 27 PRO 685 LYS 690 5 6 HELIX 28 28 LEU 702 ASP 704 5 3 HELIX 29 29 GLU 733 ALA 741 1 9 HELIX 30 30 ALA 744 GLN 752 1 9 SHEET 1 A 2 TYR 61 LEU 64 0 SHEET 2 A 2 TRP 195 LYS 198 -1 N LEU 197 O LEU 62 SHEET 1 B 5 ILE 177 GLY 180 0 SHEET 2 B 5 LEU 160 GLY 163 1 N LEU 161 O ILE 177 SHEET 3 B 5 ARG 68 GLN 72 1 N ARG 68 O ILE 162 SHEET 4 B 5 PRO 94 HIS 98 1 N PRO 94 O VAL 69 SHEET 5 B 5 GLY 137 TRP 139 1 N GLY 137 O ILE 97 SHEET 1 C 4 GLN 309 ASN 314 0 SHEET 2 C 4 LYS 201 THR 208 1 N GLY 204 O GLN 309 SHEET 3 C 4 ALA 236 HIS 241 1 N ILE 237 O LYS 201 SHEET 4 C 4 THR 267 PHE 270 1 N THR 267 O VAL 238 SHEET 1 D 2 HIS 321 ASN 323 0 SHEET 2 D 2 ALA 331 PRO 333 -1 N HIS 332 O ILE 322 SHEET 1 E 5 GLY 414 LEU 417 0 SHEET 2 E 5 GLN 386 THR 390 1 N PHE 387 O ILE 415 SHEET 3 E 5 ILE 350 ILE 355 1 N GLY 353 O GLN 386 SHEET 4 E 5 ASN 439 THR 443 1 N THR 440 O ARG 351 SHEET 5 E 5 THR 459 VAL 463 1 N HIS 460 O ASN 439 SHEET 1 F 2 PHE 486 THR 488 0 SHEET 2 F 2 LYS 494 LYS 496 -1 N PHE 495 O LEU 487 SHEET 1 G 4 LEU 678 THR 681 0 SHEET 2 G 4 GLY 656 THR 661 1 N ILE 659 O LEU 678 SHEET 3 G 4 TRP 630 GLY 634 1 N TRP 630 O ARG 657 SHEET 4 G 4 GLN 556 LYS 560 1 N GLN 556 O VAL 631 SHEET 1 H 3 LYS 696 GLN 700 0 SHEET 2 H 3 LEU 711 LYS 716 -1 N LYS 716 O LYS 696 SHEET 3 H 3 GLN 722 LEU 727 -1 N LEU 727 O LEU 711 LINK FE1 FS4 755 SG CYS 358 LINK FE2 FS4 755 SG CYS 424 LINK FE3 FS4 755 SG CYS 421 LINK FE4 FS4 755 O HYD 1755 CISPEP 1 GLY 324 PRO 325 0 29.09 CRYST1 176.900 71.900 73.000 90.00 90.00 90.00 P 21 21 2 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 0.005653 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013908 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013699 0.00000