HEADER DNA BINDING PROTEIN/DNA 11-AUG-14 4R2D TITLE EGR1/ZIF268 ZINC FINGERS IN COMPLEX WITH FORMYLATED DNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: EARLY GROWTH RESPONSE PROTEIN 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: ZINC FINGER 1-3; COMPND 5 SYNONYM: EGR-1, AT225, NERVE GROWTH FACTOR-INDUCED PROTEIN A, NGFI-A, COMPND 6 TRANSCRIPTION FACTOR ETR103, TRANSCRIPTION FACTOR ZIF268, ZINC FINGER COMPND 7 PROTEIN 225, ZINC FINGER PROTEIN KROX-24; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: DNA (5'-D(*AP*GP*CP*GP*TP*GP*GP*GP*(5FC)P*GP*T)-3'); COMPND 11 CHAIN: B; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: DNA (5'-D(*TP*AP*(5FC)P*GP*CP*CP*CP*AP*CP*GP*C)-3'); COMPND 15 CHAIN: C; COMPND 16 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: EGR1, KROX24, ZNF225; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) CODON PLUS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PGEX6P-1, PXC1272; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 14 ORGANISM_TAXID: 32630; SOURCE 15 OTHER_DETAILS: CHEMICAL SYNTHESIS; SOURCE 16 MOL_ID: 3; SOURCE 17 SYNTHETIC: YES; SOURCE 18 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 19 ORGANISM_TAXID: 32630; SOURCE 20 OTHER_DETAILS: CHEMICAL SYNTHESIS KEYWDS ZINC FINGER, TRANSCRIPTION, DNA BINDING PROTEIN-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR H.HASHIMOTO,Y.O.OLANREWAJU,Y.ZHENG,G.G.WILSON,X.ZHANG,X.CHENG REVDAT 3 20-SEP-23 4R2D 1 REMARK SEQADV LINK REVDAT 2 19-NOV-14 4R2D 1 JRNL REVDAT 1 08-OCT-14 4R2D 0 JRNL AUTH H.HASHIMOTO,Y.O.OLANREWAJU,Y.ZHENG,G.G.WILSON,X.ZHANG, JRNL AUTH 2 X.CHENG JRNL TITL WILMS TUMOR PROTEIN RECOGNIZES 5-CARBOXYLCYTOSINE WITHIN A JRNL TITL 2 SPECIFIC DNA SEQUENCE. JRNL REF GENES DEV. V. 28 2304 2014 JRNL REFN ISSN 0890-9369 JRNL PMID 25258363 JRNL DOI 10.1101/GAD.250746.114 REMARK 2 REMARK 2 RESOLUTION. 2.09 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.4_1496) 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) : 2.09 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.55 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 9496 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.200 REMARK 3 R VALUE (WORKING SET) : 0.198 REMARK 3 FREE R VALUE : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.950 REMARK 3 FREE R VALUE TEST SET COUNT : 470 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 34.5567 - 3.0113 0.99 3150 159 0.1684 0.2005 REMARK 3 2 3.0113 - 2.3904 0.98 2967 170 0.2530 0.3158 REMARK 3 3 2.3904 - 2.0882 0.97 2909 141 0.2411 0.2816 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) : 0.260 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.440 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 35.21 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.004 1339 REMARK 3 ANGLE : 0.635 1915 REMARK 3 CHIRALITY : 0.027 215 REMARK 3 PLANARITY : 0.002 157 REMARK 3 DIHEDRAL : 22.672 585 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 4R2D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-AUG-14. REMARK 100 THE DEPOSITION ID IS D_1000086811. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-OCT-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 10.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : SI (111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9534 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.088 REMARK 200 RESOLUTION RANGE LOW (A) : 34.557 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 200 DATA REDUNDANCY : 12.80 REMARK 200 R MERGE (I) : 0.05700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 38.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.09 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.7 REMARK 200 DATA REDUNDANCY IN SHELL : 12.30 REMARK 200 R MERGE FOR SHELL (I) : 0.34700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ENTRY 4R2A REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.97 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% (V/V) PEG 400, 0.1 M CHES PH 10.5, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 289K 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 63.96050 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 63.96050 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 21.97400 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 27.95600 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 21.97400 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 27.95600 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 63.96050 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 21.97400 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 27.95600 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 63.96050 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 21.97400 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 27.95600 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7800 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -3.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 636 LIES ON A SPECIAL POSITION. 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 GLY A 330 REMARK 465 PRO A 331 REMARK 465 LEU A 332 REMARK 465 GLY A 333 REMARK 465 SER A 334 REMARK 465 LYS A 422 REMARK 465 ASP A 423 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 GLU A 335 CG CD OE1 OE2 REMARK 470 ASP A 346 CG OD1 OD2 REMARK 470 ARG A 347 NE CZ NH1 NH2 REMARK 470 ARG A 420 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 421 CG CD OE1 NE2 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 DG B 7 P OP1 OP2 O5' C5' C4' O4' REMARK 480 DG B 7 C3' O3' C2' C1' 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 ZN A 501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 340 SG REMARK 620 2 CYS A 345 SG 108.9 REMARK 620 3 HIS A 358 NE2 109.8 100.8 REMARK 620 4 HIS A 362 NE2 105.7 122.3 109.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 502 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 370 SG REMARK 620 2 CYS A 373 SG 114.5 REMARK 620 3 HIS A 386 NE2 109.4 105.5 REMARK 620 4 HIS A 390 NE2 116.1 111.7 97.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 503 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 398 SG REMARK 620 2 CYS A 401 SG 114.6 REMARK 620 3 HIS A 414 NE2 105.3 102.9 REMARK 620 4 HIS A 418 NE2 108.3 117.3 107.4 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 ZN A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 503 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4R2A RELATED DB: PDB REMARK 900 RELATED ID: 4R2C RELATED DB: PDB REMARK 900 RELATED ID: 4R2E RELATED DB: PDB REMARK 900 RELATED ID: 4R2P RELATED DB: PDB REMARK 900 RELATED ID: 4R2Q RELATED DB: PDB REMARK 900 RELATED ID: 4R2R RELATED DB: PDB REMARK 900 RELATED ID: 4R2S RELATED DB: PDB DBREF 4R2D A 335 423 UNP P18146 EGR1_HUMAN 335 423 DBREF 4R2D B 1 11 PDB 4R2D 4R2D 1 11 DBREF 4R2D C 1 11 PDB 4R2D 4R2D 1 11 SEQADV 4R2D GLY A 330 UNP P18146 EXPRESSION TAG SEQADV 4R2D PRO A 331 UNP P18146 EXPRESSION TAG SEQADV 4R2D LEU A 332 UNP P18146 EXPRESSION TAG SEQADV 4R2D GLY A 333 UNP P18146 EXPRESSION TAG SEQADV 4R2D SER A 334 UNP P18146 EXPRESSION TAG SEQRES 1 A 94 GLY PRO LEU GLY SER GLU ARG PRO TYR ALA CYS PRO VAL SEQRES 2 A 94 GLU SER CYS ASP ARG ARG PHE SER ARG SER ASP GLU LEU SEQRES 3 A 94 THR ARG HIS ILE ARG ILE HIS THR GLY GLN LYS PRO PHE SEQRES 4 A 94 GLN CYS ARG ILE CYS MET ARG ASN PHE SER ARG SER ASP SEQRES 5 A 94 HIS LEU THR THR HIS ILE ARG THR HIS THR GLY GLU LYS SEQRES 6 A 94 PRO PHE ALA CYS ASP ILE CYS GLY ARG LYS PHE ALA ARG SEQRES 7 A 94 SER ASP GLU ARG LYS ARG HIS THR LYS ILE HIS LEU ARG SEQRES 8 A 94 GLN LYS ASP SEQRES 1 B 11 DA DG DC DG DT DG DG DG 5FC DG DT SEQRES 1 C 11 DT DA 5FC DG DC DC DC DA DC DG DC MODRES 4R2D 5FC B 9 DC MODRES 4R2D 5FC C 3 DC HET 5FC B 9 21 HET 5FC C 3 21 HET ZN A 501 1 HET ZN A 502 1 HET ZN A 503 1 HETNAM 5FC 5-FORMYL-2'-DEOXY-CYTIDINE-5'-MONOPHOSPHATE HETNAM ZN ZINC ION HETSYN 5FC 2'-DEOXY-5-FORMYLCYTIDINE-5'-MONOPHOSPHATE FORMUL 2 5FC 2(C10 H14 N3 O8 P) FORMUL 4 ZN 3(ZN 2+) FORMUL 7 HOH *83(H2 O) HELIX 1 1 ARG A 351 GLY A 364 1 14 HELIX 2 2 ARG A 379 GLY A 392 1 14 HELIX 3 3 ARG A 407 LYS A 416 1 10 HELIX 4 4 ILE A 417 LEU A 419 5 3 SHEET 1 A 2 TYR A 338 ALA A 339 0 SHEET 2 A 2 ARG A 348 PHE A 349 -1 O PHE A 349 N TYR A 338 SHEET 1 B 2 PHE A 368 GLN A 369 0 SHEET 2 B 2 ASN A 376 PHE A 377 -1 O PHE A 377 N PHE A 368 SHEET 1 C 2 PHE A 396 ALA A 397 0 SHEET 2 C 2 LYS A 404 PHE A 405 -1 O PHE A 405 N PHE A 396 LINK O3'A DG B 8 P 5FC B 9 1555 1555 1.61 LINK O3'B DG B 8 P 5FC B 9 1555 1555 1.61 LINK O3' 5FC B 9 P DG B 10 1555 1555 1.61 LINK O3' DA C 2 P 5FC C 3 1555 1555 1.61 LINK O3' 5FC C 3 P DG C 4 1555 1555 1.61 LINK SG CYS A 340 ZN ZN A 501 1555 1555 2.32 LINK SG CYS A 345 ZN ZN A 501 1555 1555 2.33 LINK NE2 HIS A 358 ZN ZN A 501 1555 1555 2.04 LINK NE2 HIS A 362 ZN ZN A 501 1555 1555 2.02 LINK SG CYS A 370 ZN ZN A 502 1555 1555 2.33 LINK SG CYS A 373 ZN ZN A 502 1555 1555 2.29 LINK NE2 HIS A 386 ZN ZN A 502 1555 1555 2.04 LINK NE2 HIS A 390 ZN ZN A 502 1555 1555 2.05 LINK SG CYS A 398 ZN ZN A 503 1555 1555 2.34 LINK SG CYS A 401 ZN ZN A 503 1555 1555 2.28 LINK NE2 HIS A 414 ZN ZN A 503 1555 1555 2.04 LINK NE2 HIS A 418 ZN ZN A 503 1555 1555 2.03 SITE 1 AC1 4 CYS A 340 CYS A 345 HIS A 358 HIS A 362 SITE 1 AC2 4 CYS A 370 CYS A 373 HIS A 386 HIS A 390 SITE 1 AC3 4 CYS A 398 CYS A 401 HIS A 414 HIS A 418 CRYST1 43.948 55.912 127.921 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 0.022754 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017885 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007817 0.00000