HEADER OXIDOREDUCTASE 09-JAN-21 7LC7 TITLE CRYSTAL STRUCTURE OF EPOXYQUEUOSINE REDUCTASE QUEH IN COMPLEX WITH GMP TITLE 2 FROM THERMOTOGA MARITIMA COMPND MOL_ID: 1; COMPND 2 MOLECULE: EPOXYQUEUOSINE REDUCTASE QUEH; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: QUEUOSINE BIOSYNTHESIS PROTEIN QUEH; COMPND 5 EC: 1.17.99.6; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOTOGA MARITIMA (STRAIN ATCC 43589 / MSB8 / SOURCE 3 DSM 3109 / JCM 10099); SOURCE 4 ORGANISM_TAXID: 243274; SOURCE 5 STRAIN: ATCC 43589 / MSB8 / DSM 3109 / JCM 10099; SOURCE 6 GENE: QUEH, TM_0731; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS EPOXYQUEUOSINE REDUCTASE, QUEH, IRON-SULFUR CLUSTER, GMP, QUEUOSINE, KEYWDS 2 TRNA, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR Q.LI,S.D.BRUNER REVDAT 2 18-OCT-23 7LC7 1 REMARK REVDAT 1 12-JAN-22 7LC7 0 JRNL AUTH Q.LI,S.D.BRUNER JRNL TITL THE EPOXYQUEUOSINE REDUCTASE QUEH IN THE BIOSYNTHESIS OF JRNL TITL 2 TRNA QUEUOSINE IS A UNIQUE METALLOENZYME JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.58 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.16_3549 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.58 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.53 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.8 REMARK 3 NUMBER OF REFLECTIONS : 27975 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.202 REMARK 3 R VALUE (WORKING SET) : 0.200 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.110 REMARK 3 FREE R VALUE TEST SET COUNT : 1429 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 47.5300 - 3.4000 0.99 2852 155 0.1893 0.2421 REMARK 3 2 3.4000 - 2.7000 0.99 2726 151 0.1991 0.2376 REMARK 3 3 2.7000 - 2.3500 0.98 2719 121 0.1986 0.2268 REMARK 3 4 2.3500 - 2.1400 0.98 2683 136 0.1946 0.2109 REMARK 3 5 2.1400 - 1.9900 0.97 2641 142 0.1912 0.2788 REMARK 3 6 1.9900 - 1.8700 0.97 2630 147 0.1969 0.2432 REMARK 3 7 1.8700 - 1.7800 0.96 2586 143 0.2141 0.2192 REMARK 3 8 1.7800 - 1.7000 0.95 2619 140 0.2399 0.2836 REMARK 3 9 1.7000 - 1.6300 0.95 2551 141 0.2540 0.2705 REMARK 3 10 1.6300 - 1.5800 0.94 2539 153 0.2800 0.3496 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.188 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.556 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.24 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.83 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 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 : 0.007 1537 REMARK 3 ANGLE : 0.902 2074 REMARK 3 CHIRALITY : 0.070 217 REMARK 3 PLANARITY : 0.004 260 REMARK 3 DIHEDRAL : 10.987 911 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 7LC7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JAN-21. REMARK 100 THE DEPOSITION ID IS D_1000254064. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-AUG-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.033 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL CRYO-COOLED REMARK 200 SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27990 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.576 REMARK 200 RESOLUTION RANGE LOW (A) : 47.530 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.8 REMARK 200 DATA REDUNDANCY : 6.700 REMARK 200 R MERGE (I) : 0.07859 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.2500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.58 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.63 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.3 REMARK 200 DATA REDUNDANCY IN SHELL : 6.40 REMARK 200 R MERGE FOR SHELL (I) : 0.67470 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.090 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: PDB ENTRY 7LC5 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: 100 MM BIS-TRIS, PH 5.5, 200 MM REMARK 280 LITHIUM SULFATE MONOHYDRATE, 25% PEG3350, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.87050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.87050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 26.66750 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 52.39150 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 26.66750 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 52.39150 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 36.87050 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 26.66750 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 52.39150 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 36.87050 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 26.66750 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 52.39150 REMARK 290 SMTRY3 8 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: 1370 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8550 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -46.0 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 1 REMARK 465 ASP A 79 REMARK 465 LYS A 181 REMARK 465 HIS A 182 REMARK 465 ALA A 183 REMARK 465 GLU A 184 REMARK 465 ILE A 185 REMARK 465 SER A 186 REMARK 465 ARG A 187 REMARK 465 LYS A 188 REMARK 465 ARG A 189 REMARK 465 GLY A 190 REMARK 465 HIS A 191 REMARK 465 MET A 192 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 O HOH A 414 O HOH A 480 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OD1 ASN A 127 NH1 ARG A 156 8556 1.49 REMARK 500 OD1 ASN A 127 CZ ARG A 156 8556 1.52 REMARK 500 OD1 ASN A 127 NH2 ARG A 156 8556 1.55 REMARK 500 O HOH A 406 O HOH A 484 8556 2.17 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 A 30 67.49 -155.04 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 FE A 303 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 9 SG REMARK 620 2 CYS A 10 SG 126.7 REMARK 620 3 ASP A 13 OD2 102.0 96.8 REMARK 620 N 1 2 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 87 SG REMARK 620 2 SF4 A 301 S1 118.7 REMARK 620 3 SF4 A 301 S3 113.0 103.8 REMARK 620 4 SF4 A 301 S4 108.5 105.6 106.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 301 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 90 SG REMARK 620 2 SF4 A 301 S1 109.9 REMARK 620 3 SF4 A 301 S2 115.4 106.7 REMARK 620 4 SF4 A 301 S4 113.0 105.4 105.7 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 169 SG REMARK 620 2 SF4 A 301 S2 116.2 REMARK 620 3 SF4 A 301 S3 106.2 105.7 REMARK 620 4 SF4 A 301 S4 116.4 105.7 105.6 REMARK 620 N 1 2 3 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 171 SG REMARK 620 2 SF4 A 301 S1 117.4 REMARK 620 3 SF4 A 301 S2 106.7 106.1 REMARK 620 4 SF4 A 301 S3 116.3 104.0 105.4 REMARK 620 N 1 2 3 DBREF 7LC7 A 1 192 UNP Q9WZJ0 QUEH_THEMA 1 192 SEQRES 1 A 192 MET GLY THR VAL LEU ILE HIS VAL CYS CYS ALA PRO ASP SEQRES 2 A 192 LEU LEU THR THR ILE PHE HIS VAL ARG ASP ALA GLU PHE SEQRES 3 A 192 PHE PHE TYR ASN PRO ASN ILE GLN PRO LEU SER GLU TYR SEQRES 4 A 192 GLU LYS ARG ARG GLU ALA VAL ASP LYS VAL ALA ASN HIS SEQRES 5 A 192 PHE SER LEU ASN VAL ARG TYR GLY GLU TYR SER THR GLU SEQRES 6 A 192 GLU ILE ARG LYS TRP TYR THR ALA VAL LYS ASP TYR LYS SEQRES 7 A 192 ASP LEU GLY GLU GLY SER LYS ARG CYS GLU ARG CYS ILE SEQRES 8 A 192 SER PHE LEU LEU GLU ARG THR ALA GLN GLU ALA ARG LYS SEQRES 9 A 192 ARG GLY HIS GLU SER PHE SER THR THR LEU LEU ALA SER SEQRES 10 A 192 PRO ARG LYS ASN LEU PRO MET ILE GLU ASN ILE GLY LYS SEQRES 11 A 192 THR ILE GLU GLU LYS TYR GLY VAL LYS PHE PHE PHE LYS SEQRES 12 A 192 ASN PHE ARG LYS GLY GLY ALA TYR GLN GLU GLY VAL ARG SEQRES 13 A 192 LEU SER LYS GLU LEU GLY ILE TYR ARG GLN ASN TYR CYS SEQRES 14 A 192 GLY CYS VAL PHE SER LEU LEU GLU ARG ARG GLU LYS HIS SEQRES 15 A 192 ALA GLU ILE SER ARG LYS ARG GLY HIS MET HET SF4 A 301 8 HET 5GP A 302 24 HET FE A 303 1 HET CL A 304 1 HETNAM SF4 IRON/SULFUR CLUSTER HETNAM 5GP GUANOSINE-5'-MONOPHOSPHATE HETNAM FE FE (III) ION HETNAM CL CHLORIDE ION FORMUL 2 SF4 FE4 S4 FORMUL 3 5GP C10 H14 N5 O8 P FORMUL 4 FE FE 3+ FORMUL 5 CL CL 1- FORMUL 6 HOH *86(H2 O) HELIX 1 AA1 CYS A 10 PHE A 19 1 10 HELIX 2 AA2 PRO A 35 SER A 54 1 20 HELIX 3 AA3 SER A 63 LYS A 75 1 13 HELIX 4 AA4 ASP A 76 LYS A 78 5 3 HELIX 5 AA5 SER A 84 ARG A 105 1 22 HELIX 6 AA6 LEU A 114 SER A 117 5 4 HELIX 7 AA7 ASN A 121 GLY A 137 1 17 HELIX 8 AA8 GLY A 149 GLY A 162 1 14 HELIX 9 AA9 CYS A 171 GLU A 180 1 10 SHEET 1 AA1 5 VAL A 57 TYR A 59 0 SHEET 2 AA1 5 ALA A 24 PHE A 28 1 N PHE A 26 O ARG A 58 SHEET 3 AA1 5 VAL A 4 VAL A 8 1 N ILE A 6 O GLU A 25 SHEET 4 AA1 5 SER A 109 THR A 112 1 O SER A 111 N HIS A 7 SHEET 5 AA1 5 LYS A 139 PHE A 140 1 O LYS A 139 N PHE A 110 LINK SG CYS A 9 FE FE A 303 1555 1555 2.32 LINK SG CYS A 10 FE FE A 303 1555 1555 2.33 LINK OD2 ASP A 13 FE FE A 303 1555 1555 1.93 LINK SG CYS A 87 FE2 SF4 A 301 1555 1555 2.49 LINK SG CYS A 90 FE3 SF4 A 301 1555 1555 2.42 LINK SG CYS A 169 FE1 SF4 A 301 1555 1555 2.49 LINK SG CYS A 171 FE4 SF4 A 301 1555 1555 2.45 CISPEP 1 GLN A 34 PRO A 35 0 -2.58 CRYST1 53.335 104.783 73.741 90.00 90.00 90.00 C 2 2 21 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 0.018749 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009544 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013561 0.00000