HEADER TRANSFERASE 12-JUL-21 7P4M TITLE STRUCTURE OF THE QUINOLINATE SYNTHASE Y107F VARIANT IN AN EMPTY OPEN TITLE 2 FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: QUINOLINATE SYNTHASE A; COMPND 3 CHAIN: A; COMPND 4 EC: 2.5.1.72; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOTOGA MARITIMA MSB8; SOURCE 3 ORGANISM_TAXID: 243274; SOURCE 4 GENE: NADA, TM_1644; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS NAD BIOSYNTHESIS, IRON SULFUR CLUSTER, ACTIVE SITE CAVITY, KEYWDS 2 TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.VOLBEDA REVDAT 4 31-JAN-24 7P4M 1 REMARK REVDAT 3 01-DEC-21 7P4M 1 JRNL REVDAT 2 20-OCT-21 7P4M 1 JRNL REVDAT 1 29-SEP-21 7P4M 0 JRNL AUTH H.BASBOUS,A.VOLBEDA,P.AMARA,R.ROHAC,L.MARTIN, JRNL AUTH 2 S.OLLAGNIER DE CHOUDENS,J.C.FONTECILLA-CAMPS JRNL TITL TRANSIENT FORMATION OF A SECOND ACTIVE SITE CAVITY DURING JRNL TITL 2 QUINOLINIC ACID SYNTHESIS BY NADA. JRNL REF ACS CHEM.BIOL. V. 16 2423 2021 JRNL REFN ESSN 1554-8937 JRNL PMID 34609124 JRNL DOI 10.1021/ACSCHEMBIO.1C00541 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0103 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.48 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 44655 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.136 REMARK 3 R VALUE (WORKING SET) : 0.133 REMARK 3 FREE R VALUE : 0.178 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.970 REMARK 3 FREE R VALUE TEST SET COUNT : 2220 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) : 1.55 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.58 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2658 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.52 REMARK 3 BIN R VALUE (WORKING SET) : 0.2694 REMARK 3 BIN FREE R VALUE SET COUNT : 134 REMARK 3 BIN FREE R VALUE : 0.2988 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2402 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 17 REMARK 3 SOLVENT ATOMS : 373 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.48 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.77 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.174 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : NULL REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): NULL ; NULL ; NULL REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.11 REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7P4M COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 12-JUL-21. REMARK 100 THE DEPOSITION ID IS D_1292116994. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JUN-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9760 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 44673 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 49.050 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 200 DATA REDUNDANCY : 2.600 REMARK 200 R MERGE (I) : 0.02800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.60 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.49800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.5.7 REMARK 200 STARTING MODEL: 5F35 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG3350, NAF, BIS TRIS PROPANE, REMARK 280 ANAEROBIC, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293K 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 24.52550 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1060 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -63.0 KCAL/MOL 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A -6 REMARK 465 HIS A -5 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 HIS A -4 CG ND1 CD2 CE1 NE2 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 A 771 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH A 772 DISTANCE = 5.93 ANGSTROMS REMARK 525 HOH A 773 DISTANCE = 6.56 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 SF4 A 301 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 81 SG REMARK 620 2 SF4 A 301 S1 112.2 REMARK 620 3 SF4 A 301 S2 106.2 105.1 REMARK 620 4 SF4 A 301 S3 125.3 103.0 103.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 302 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 81 SG REMARK 620 2 F3S A 302 S2 106.4 REMARK 620 3 F3S A 302 S3 121.4 102.3 REMARK 620 4 F3S A 302 S4 110.3 116.4 100.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 301 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 168 SG REMARK 620 2 SF4 A 301 S2 107.4 REMARK 620 3 SF4 A 301 S3 124.6 104.0 REMARK 620 4 SF4 A 301 S4 110.8 104.6 103.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 302 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 168 SG REMARK 620 2 F3S A 302 S1 112.6 REMARK 620 3 F3S A 302 S2 109.1 111.6 REMARK 620 4 F3S A 302 S3 118.2 102.6 102.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 301 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 254 SG REMARK 620 2 SF4 A 301 S1 118.1 REMARK 620 3 SF4 A 301 S3 115.6 102.6 REMARK 620 4 SF4 A 301 S4 110.0 104.9 104.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 302 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 254 SG REMARK 620 2 F3S A 302 S1 105.0 REMARK 620 3 F3S A 302 S3 127.5 103.1 REMARK 620 4 F3S A 302 S4 106.5 115.5 100.0 REMARK 620 N 1 2 3 DBREF 7P4M A 1 298 UNP Q9X1X7 NADA_THEMA 1 298 SEQADV 7P4M MET A -6 UNP Q9X1X7 INITIATING METHIONINE SEQADV 7P4M HIS A -5 UNP Q9X1X7 EXPRESSION TAG SEQADV 7P4M HIS A -4 UNP Q9X1X7 EXPRESSION TAG SEQADV 7P4M HIS A -3 UNP Q9X1X7 EXPRESSION TAG SEQADV 7P4M HIS A -2 UNP Q9X1X7 EXPRESSION TAG SEQADV 7P4M HIS A -1 UNP Q9X1X7 EXPRESSION TAG SEQADV 7P4M HIS A 0 UNP Q9X1X7 EXPRESSION TAG SEQADV 7P4M PHE A 107 UNP Q9X1X7 TYR 107 ENGINEERED MUTATION SEQADV 7P4M ARG A 219 UNP Q9X1X7 LYS 219 ENGINEERED MUTATION SEQRES 1 A 305 MET HIS HIS HIS HIS HIS HIS MET VAL ASP GLU ILE LEU SEQRES 2 A 305 LYS LEU LYS LYS GLU LYS GLY TYR ILE ILE LEU ALA HIS SEQRES 3 A 305 ASN TYR GLN ILE PRO GLU LEU GLN ASP ILE ALA ASP PHE SEQRES 4 A 305 VAL GLY ASP SER LEU GLN LEU ALA ARG LYS ALA MET GLU SEQRES 5 A 305 LEU SER GLU LYS LYS ILE LEU PHE LEU GLY VAL ASP PHE SEQRES 6 A 305 MET ALA GLU LEU VAL LYS ILE LEU ASN PRO ASP LYS LYS SEQRES 7 A 305 VAL ILE VAL PRO ASP ARG SER ALA THR CYS PRO MET ALA SEQRES 8 A 305 ASN ARG LEU THR PRO GLU ILE ILE ARG GLU TYR ARG GLU SEQRES 9 A 305 LYS PHE PRO ASP ALA PRO VAL VAL LEU PHE VAL ASN SER SEQRES 10 A 305 THR SER GLU CYS LYS THR LEU ALA ASP VAL ILE CYS THR SEQRES 11 A 305 SER ALA ASN ALA VAL GLU VAL VAL LYS LYS LEU ASP SER SEQRES 12 A 305 SER VAL VAL ILE PHE GLY PRO ASP ARG ASN LEU GLY GLU SEQRES 13 A 305 TYR VAL ALA GLU LYS THR GLY LYS LYS VAL ILE THR ILE SEQRES 14 A 305 PRO GLU ASN GLY HIS CYS PRO VAL HIS GLN PHE ASN ALA SEQRES 15 A 305 GLU SER ILE ASP ALA VAL ARG LYS LYS TYR PRO ASP ALA SEQRES 16 A 305 LYS VAL ILE VAL HIS PRO GLU CYS PRO LYS PRO VAL ARG SEQRES 17 A 305 ASP LYS ALA ASP TYR VAL GLY SER THR GLY GLN MET GLU SEQRES 18 A 305 LYS ILE PRO GLU ARG ASP PRO SER ARG ILE PHE VAL ILE SEQRES 19 A 305 GLY THR GLU ILE GLY MET ILE HIS LYS LEU LYS LYS LYS SEQRES 20 A 305 PHE PRO ASP ARG GLU PHE VAL PRO LEU GLU MET ALA VAL SEQRES 21 A 305 CYS VAL ASN MET LYS LYS ASN THR LEU GLU ASN THR LEU SEQRES 22 A 305 HIS ALA LEU GLN THR GLU SER PHE GLU VAL ILE LEU PRO SEQRES 23 A 305 LYS GLU VAL ILE GLU LYS ALA LYS LYS PRO ILE LEU ARG SEQRES 24 A 305 MET PHE GLU LEU MET GLY HET SF4 A 301 8 HET F3S A 302 7 HET CL A 303 1 HET CL A 304 1 HETNAM SF4 IRON/SULFUR CLUSTER HETNAM F3S FE3-S4 CLUSTER HETNAM CL CHLORIDE ION FORMUL 2 SF4 FE4 S4 FORMUL 3 F3S FE3 S4 FORMUL 4 CL 2(CL 1-) FORMUL 6 HOH *373(H2 O) HELIX 1 AA1 HIS A -4 GLY A 13 1 18 HELIX 2 AA2 ILE A 23 ALA A 30 1 8 HELIX 3 AA3 ASP A 35 LEU A 46 1 12 HELIX 4 AA4 VAL A 56 ASN A 67 1 12 HELIX 5 AA5 CYS A 81 ARG A 86 1 6 HELIX 6 AA6 THR A 88 PHE A 99 1 12 HELIX 7 AA7 THR A 111 THR A 116 1 6 HELIX 8 AA8 ASN A 126 LEU A 134 1 9 HELIX 9 AA9 ASP A 144 GLY A 156 1 13 HELIX 10 AB1 CYS A 168 GLN A 172 5 5 HELIX 11 AB2 ASN A 174 TYR A 185 1 12 HELIX 12 AB3 PRO A 197 ALA A 204 1 8 HELIX 13 AB4 SER A 209 ASP A 220 1 12 HELIX 14 AB5 ILE A 231 PHE A 241 1 11 HELIX 15 AB6 ASN A 256 ASN A 260 5 5 HELIX 16 AB7 THR A 261 GLU A 272 1 12 HELIX 17 AB8 PRO A 279 GLY A 298 1 20 SHEET 1 AA1 4 PHE A 32 GLY A 34 0 SHEET 2 AA1 4 TYR A 14 HIS A 19 1 N ALA A 18 O PHE A 32 SHEET 3 AA1 4 LYS A 50 LEU A 54 1 O LEU A 54 N LEU A 17 SHEET 4 AA1 4 LYS A 71 ILE A 73 1 O LYS A 71 N ILE A 51 SHEET 1 AA2 4 VAL A 120 CYS A 122 0 SHEET 2 AA2 4 VAL A 104 PHE A 107 1 N LEU A 106 O VAL A 120 SHEET 3 AA2 4 VAL A 138 GLY A 142 1 O ILE A 140 N VAL A 105 SHEET 4 AA2 4 LYS A 158 THR A 161 1 O ILE A 160 N VAL A 139 SHEET 1 AA3 4 TYR A 206 VAL A 207 0 SHEET 2 AA3 4 LYS A 189 VAL A 192 1 N VAL A 192 O TYR A 206 SHEET 3 AA3 4 ILE A 224 GLY A 228 1 O GLY A 228 N ILE A 191 SHEET 4 AA3 4 GLU A 245 PRO A 248 1 O GLU A 245 N PHE A 225 LINK SG CYS A 81 FE4 ASF4 A 301 1555 1555 2.27 LINK SG CYS A 81 FE4 BF3S A 302 1555 1555 2.33 LINK SG CYS A 168 FE1 ASF4 A 301 1555 1555 2.35 LINK SG CYS A 168 FE1 BF3S A 302 1555 1555 2.32 LINK SG CYS A 254 FE2 ASF4 A 301 1555 1555 2.39 LINK SG CYS A 254 FE3 BF3S A 302 1555 1555 2.32 CISPEP 1 GLY A 142 PRO A 143 0 3.46 CISPEP 2 ILE A 162 PRO A 163 0 -6.50 CISPEP 3 SER A 273 PHE A 274 0 4.95 CRYST1 55.442 49.051 60.809 90.00 106.83 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 0.018037 0.000000 0.005456 0.00000 SCALE2 0.000000 0.020387 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017181 0.00000