HEADER HYDROLASE/DNA 28-FEB-21 7LW8 TITLE HUMAN EXONUCLEASE 5 CRYSTAL STRUCTURE IN COMPLEX WITH A SSDNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: EXONUCLEASE V; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EXO V, HEXO5, DEFECTS IN MORPHOLOGY PROTEIN 1 HOMOLOG; COMPND 5 EC: 3.1.-.-; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: DNA (5'-D(*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*T)-3'); COMPND 10 CHAIN: B; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: EXO5, C1ORF176, DEM1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 11 ORGANISM_TAXID: 32630 KEYWDS HYDROLASE, HYDROLASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR C.L.TSAI,J.A.TAINER REVDAT 3 18-OCT-23 7LW8 1 REMARK REVDAT 2 28-JUL-21 7LW8 1 JRNL REVDAT 1 14-JUL-21 7LW8 0 JRNL AUTH S.HAMBARDE,C.L.TSAI,R.K.PANDITA,A.BACOLLA,A.MAITRA, JRNL AUTH 2 V.CHARAKA,C.R.HUNT,R.KUMAR,O.LIMBO,R.LE MEUR,W.J.CHAZIN, JRNL AUTH 3 S.E.TSUTAKAWA,P.RUSSELL,K.SCHLACHER,T.K.PANDITA,J.A.TAINER JRNL TITL EXO5-DNA STRUCTURE AND BLM INTERACTIONS DIRECT DNA RESECTION JRNL TITL 2 CRITICAL FOR ATR-DEPENDENT REPLICATION RESTART. JRNL REF MOL.CELL V. 81 2989 2021 JRNL REFN ISSN 1097-2765 JRNL PMID 34197737 JRNL DOI 10.1016/J.MOLCEL.2021.05.027 REMARK 2 REMARK 2 RESOLUTION. 2.88 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.88 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.18 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 9872 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.207 REMARK 3 R VALUE (WORKING SET) : 0.205 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.840 REMARK 3 FREE R VALUE TEST SET COUNT : 478 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 48.1780 - 4.1531 1.00 3224 187 0.1931 0.2458 REMARK 3 2 4.1531 - 3.2967 1.00 3106 149 0.1990 0.2703 REMARK 3 3 3.2967 - 2.8800 1.00 3064 142 0.2426 0.2762 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) : 0.190 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.580 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.70 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 : 0.002 2368 REMARK 3 ANGLE : 0.481 3247 REMARK 3 CHIRALITY : 0.037 372 REMARK 3 PLANARITY : 0.003 371 REMARK 3 DIHEDRAL : 11.440 1376 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 7LW8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-MAR-21. REMARK 100 THE DEPOSITION ID IS D_1000254855. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-MAR-19 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 : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1158 REMARK 200 MONOCHROMATOR : NULL 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 0.7.4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9904 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.880 REMARK 200 RESOLUTION RANGE LOW (A) : 48.180 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 12.80 REMARK 200 R MERGE (I) : 0.43600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.88 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.04 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 13.00 REMARK 200 R MERGE FOR SHELL (I) : 2.04300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.7.16 REMARK 200 STARTING MODEL: 7LW7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.55 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG 3350 AND 0.2 M LITHIUM REMARK 280 ACETATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 21 21 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 -X,Y+1/2,-Z+1/2 REMARK 290 4555 -X,-Y+1/2,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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.99000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 48.17750 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.99000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 48.17750 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 REMARK 350 TOTAL BURIED SURFACE AREA: 3210 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14230 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -33.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 SER A 28 REMARK 465 ASN A 29 REMARK 465 ALA A 30 REMARK 465 LEU A 31 REMARK 465 GLU A 32 REMARK 465 ASP A 33 REMARK 465 ALA A 34 REMARK 465 GLN A 35 REMARK 465 GLU A 36 REMARK 465 SER A 37 REMARK 465 LYS A 38 REMARK 465 ALA A 39 REMARK 465 LEU A 40 REMARK 465 VAL A 41 REMARK 465 ASN A 42 REMARK 465 MET A 43 REMARK 465 PRO A 44 REMARK 465 GLY A 45 REMARK 465 PRO A 46 REMARK 465 SER A 47 REMARK 465 SER A 48 REMARK 465 GLU A 49 REMARK 465 SER A 50 REMARK 465 LEU A 51 REMARK 465 GLY A 52 REMARK 465 LYS A 53 REMARK 465 ASP A 54 REMARK 465 ASP A 55 REMARK 465 LYS A 56 REMARK 465 PRO A 57 REMARK 465 ILE A 58 REMARK 465 SER A 59 REMARK 465 LEU A 60 REMARK 465 GLN A 61 REMARK 465 ASN A 62 REMARK 465 TRP A 63 REMARK 465 LYS A 64 REMARK 465 ARG A 65 REMARK 465 GLY A 66 REMARK 465 LEU A 67 REMARK 465 ASP A 68 REMARK 465 ALA A 107 REMARK 465 PRO A 108 REMARK 465 GLU A 109 REMARK 465 LYS A 110 REMARK 465 ALA A 111 REMARK 465 ALA A 112 REMARK 465 VAL A 113 REMARK 465 LEU A 114 REMARK 465 ASP A 115 REMARK 465 THR A 116 REMARK 465 GLY A 117 REMARK 465 ALA A 118 REMARK 465 SER A 119 REMARK 465 ILE A 120 REMARK 465 HIS A 121 REMARK 465 LEU A 122 REMARK 465 ALA A 123 REMARK 465 ARG A 124 REMARK 465 GLU A 125 REMARK 465 LEU A 126 REMARK 465 GLU A 127 REMARK 465 LEU A 128 REMARK 465 HIS A 129 REMARK 465 ASP A 130 REMARK 465 LEU A 131 REMARK 465 VAL A 132 REMARK 465 THR A 133 REMARK 465 LYS A 356 REMARK 465 GLY A 357 REMARK 465 SER A 358 REMARK 465 GLY A 359 REMARK 465 VAL A 360 REMARK 465 LEU A 361 REMARK 465 SER A 362 REMARK 465 SER A 363 REMARK 465 THR A 364 REMARK 465 LEU A 365 REMARK 465 ALA A 366 REMARK 465 PRO A 367 REMARK 465 GLN A 368 REMARK 465 VAL A 369 REMARK 465 LYS A 370 REMARK 465 LYS A 371 REMARK 465 ALA A 372 REMARK 465 LYS A 373 REMARK 465 DT B 14 REMARK 465 DT B 15 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 DT B 13 C5' C4' O4' C3' O3' C2' C1' REMARK 470 DT B 13 N1 C2 O2 N3 C4 O4 C5 REMARK 470 DT B 13 C7 C6 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 PHE A 105 -109.59 -97.67 REMARK 500 SER A 159 -55.84 -130.04 REMARK 500 GLU A 339 34.28 -96.53 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 A 401 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 92 SG REMARK 620 2 SF4 A 401 S1 111.2 REMARK 620 3 SF4 A 401 S2 113.0 104.1 REMARK 620 4 SF4 A 401 S4 119.0 104.1 104.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 401 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 343 SG REMARK 620 2 SF4 A 401 S1 120.3 REMARK 620 3 SF4 A 401 S2 111.4 103.9 REMARK 620 4 SF4 A 401 S3 111.4 104.2 104.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 401 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 346 SG REMARK 620 2 SF4 A 401 S1 107.2 REMARK 620 3 SF4 A 401 S3 118.6 104.2 REMARK 620 4 SF4 A 401 S4 117.0 104.0 104.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 401 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 352 SG REMARK 620 2 SF4 A 401 S2 115.8 REMARK 620 3 SF4 A 401 S3 119.1 104.2 REMARK 620 4 SF4 A 401 S4 108.2 103.9 104.0 REMARK 620 N 1 2 3 DBREF 7LW8 A 31 373 UNP Q9H790 EXO5_HUMAN 31 373 DBREF 7LW8 B 4 15 PDB 7LW8 7LW8 4 15 SEQADV 7LW8 SER A 28 UNP Q9H790 EXPRESSION TAG SEQADV 7LW8 ASN A 29 UNP Q9H790 EXPRESSION TAG SEQADV 7LW8 ALA A 30 UNP Q9H790 EXPRESSION TAG SEQADV 7LW8 VAL A 172 UNP Q9H790 GLY 172 VARIANT SEQRES 1 A 346 SER ASN ALA LEU GLU ASP ALA GLN GLU SER LYS ALA LEU SEQRES 2 A 346 VAL ASN MET PRO GLY PRO SER SER GLU SER LEU GLY LYS SEQRES 3 A 346 ASP ASP LYS PRO ILE SER LEU GLN ASN TRP LYS ARG GLY SEQRES 4 A 346 LEU ASP ILE LEU SER PRO MET GLU ARG PHE HIS LEU LYS SEQRES 5 A 346 TYR LEU TYR VAL THR ASP LEU ALA THR GLN ASN TRP CYS SEQRES 6 A 346 GLU LEU GLN THR ALA TYR GLY LYS GLU LEU PRO GLY PHE SEQRES 7 A 346 LEU ALA PRO GLU LYS ALA ALA VAL LEU ASP THR GLY ALA SEQRES 8 A 346 SER ILE HIS LEU ALA ARG GLU LEU GLU LEU HIS ASP LEU SEQRES 9 A 346 VAL THR VAL PRO VAL THR THR LYS GLU ASP ALA TRP ALA SEQRES 10 A 346 ILE LYS PHE LEU ASN ILE LEU LEU LEU ILE PRO THR LEU SEQRES 11 A 346 GLN SER GLU GLY HIS ILE ARG GLU PHE PRO VAL PHE GLY SEQRES 12 A 346 GLU VAL GLU GLY VAL LEU LEU VAL GLY VAL ILE ASP GLU SEQRES 13 A 346 LEU HIS TYR THR ALA LYS GLY GLU LEU GLU LEU ALA GLU SEQRES 14 A 346 LEU LYS THR ARG ARG ARG PRO MET LEU PRO LEU GLU ALA SEQRES 15 A 346 GLN LYS LYS LYS ASP CYS PHE GLN VAL SER LEU TYR LYS SEQRES 16 A 346 TYR ILE PHE ASP ALA MET VAL GLN GLY LYS VAL THR PRO SEQRES 17 A 346 ALA SER LEU ILE HIS HIS THR LYS LEU CYS LEU GLU LYS SEQRES 18 A 346 PRO LEU GLY PRO SER VAL LEU ARG HIS ALA GLN GLN GLY SEQRES 19 A 346 GLY PHE SER VAL LYS SER LEU GLY ASP LEU MET GLU LEU SEQRES 20 A 346 VAL PHE LEU SER LEU THR LEU SER ASP LEU PRO VAL ILE SEQRES 21 A 346 ASP ILE LEU LYS ILE GLU TYR ILE HIS GLN GLU THR ALA SEQRES 22 A 346 THR VAL LEU GLY THR GLU ILE VAL ALA PHE LYS GLU LYS SEQRES 23 A 346 GLU VAL ARG ALA LYS VAL GLN HIS TYR MET ALA TYR TRP SEQRES 24 A 346 MET GLY HIS ARG GLU PRO GLN GLY VAL ASP VAL GLU GLU SEQRES 25 A 346 ALA TRP LYS CYS ARG THR CYS THR TYR ALA ASP ILE CYS SEQRES 26 A 346 GLU TRP ARG LYS GLY SER GLY VAL LEU SER SER THR LEU SEQRES 27 A 346 ALA PRO GLN VAL LYS LYS ALA LYS SEQRES 1 B 12 DT DT DT DT DT DT DT DT DT DT DT DT HET SF4 A 401 8 HET EDO A 402 4 HET EDO A 403 4 HET IMD A 404 5 HETNAM SF4 IRON/SULFUR CLUSTER HETNAM EDO 1,2-ETHANEDIOL HETNAM IMD IMIDAZOLE HETSYN EDO ETHYLENE GLYCOL FORMUL 3 SF4 FE4 S4 FORMUL 4 EDO 2(C2 H6 O2) FORMUL 6 IMD C3 H5 N2 1+ FORMUL 7 HOH *41(H2 O) HELIX 1 AA1 SER A 71 PHE A 76 1 6 HELIX 2 AA2 VAL A 83 CYS A 92 1 10 HELIX 3 AA3 CYS A 92 LEU A 102 1 11 HELIX 4 AA4 THR A 138 GLN A 158 1 21 HELIX 5 AA5 LEU A 207 VAL A 229 1 23 HELIX 6 AA6 THR A 234 LYS A 243 1 10 HELIX 7 AA7 GLY A 251 GLN A 260 1 10 HELIX 8 AA8 SER A 267 LEU A 281 1 15 HELIX 9 AA9 LYS A 311 MET A 327 1 17 HELIX 10 AB1 ASP A 336 THR A 345 5 10 HELIX 11 AB2 CYS A 346 ILE A 351 5 6 SHEET 1 AA1 3 LEU A 81 TYR A 82 0 SHEET 2 AA1 3 VAL A 175 TYR A 186 1 O VAL A 178 N LEU A 81 SHEET 3 AA1 3 HIS A 162 VAL A 172 -1 N GLY A 170 O LEU A 177 SHEET 1 AA2 5 LEU A 81 TYR A 82 0 SHEET 2 AA2 5 VAL A 175 TYR A 186 1 O VAL A 178 N LEU A 81 SHEET 3 AA2 5 LEU A 192 ARG A 200 -1 O GLU A 193 N HIS A 185 SHEET 4 AA2 5 ILE A 289 HIS A 296 1 O ILE A 295 N ARG A 200 SHEET 5 AA2 5 VAL A 302 ILE A 307 -1 O LEU A 303 N TYR A 294 LINK SG CYS A 92 FE3 SF4 A 401 1555 1555 2.27 LINK SG CYS A 343 FE4 SF4 A 401 1555 1555 2.27 LINK SG CYS A 346 FE2 SF4 A 401 1555 1555 2.27 LINK SG CYS A 352 FE1 SF4 A 401 1555 1555 2.28 CRYST1 51.170 83.980 96.355 90.00 90.00 90.00 P 2 21 21 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 0.019543 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011908 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010378 0.00000