HEADER DNA BINDING PROTEIN/DNA 15-MAY-23 8SV4 TITLE 7-DEAZAPURINES AND 5-HALOGENPYRIMIDINE DNA DUPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE H; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RNASE H; COMPND 5 EC: 3.1.26.4; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: DNA (5'-D(*(B86)P*(7DD)P*(B86)P*(7DD)P*(7DA)P*(7DA)P*(UCL) COMPND 10 P*(UCL)P*(B86)P*(7DD)P*(B86)P*(7DD))-3'); COMPND 11 CHAIN: B, C; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALALKALIBACTERIUM HALODURANS; SOURCE 3 ORGANISM_TAXID: 86665; SOURCE 4 GENE: RNHA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 10 ORGANISM_TAXID: 32630 KEYWDS 7-DEAZAPURINES, 5-HALOGENPYRIMIDINES, ADENINE-TRACT GEOMETRY, RNASE-H KEYWDS 2 COMPLEX, DNA DUPLEX, DICKERSON-DREW DODECAMER, DNA DUPLEX CRYSTAL KEYWDS 3 STRUCTURE, DNA BINDING PROTEIN, DNA BINDING PROTEIN-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR P.S.PALLAN,M.EGLI REVDAT 2 11-OCT-23 8SV4 1 JRNL REVDAT 1 04-OCT-23 8SV4 0 JRNL AUTH P.S.PALLAN,T.P.LYBRAND,E.ROZNERS,M.ABRAMOV,G.SCHEPERS, JRNL AUTH 2 E.EREMEEVA,P.HERDEWIJN,M.EGLI JRNL TITL CONFORMATIONAL MORPHING BY A DNA ANALOGUE FEATURING JRNL TITL 2 7-DEAZAPURINES AND 5-HALOGENPYRIMIDINES AND THE ORIGINS OF JRNL TITL 3 ADENINE-TRACT GEOMETRY. JRNL REF BIOCHEMISTRY V. 62 2854 2023 JRNL REFN ISSN 0006-2960 JRNL PMID 37694722 JRNL DOI 10.1021/ACS.BIOCHEM.3C00327 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0218 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.60 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 16084 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.216 REMARK 3 R VALUE (WORKING SET) : 0.214 REMARK 3 FREE R VALUE : 0.254 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 870 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) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.36 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1050 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.89 REMARK 3 BIN R VALUE (WORKING SET) : 0.4160 REMARK 3 BIN FREE R VALUE SET COUNT : 44 REMARK 3 BIN FREE R VALUE : 0.3590 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1076 REMARK 3 NUCLEIC ACID ATOMS : 494 REMARK 3 HETEROGEN ATOMS : 34 REMARK 3 SOLVENT ATOMS : 79 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.23 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.27000 REMARK 3 B22 (A**2) : 1.27000 REMARK 3 B33 (A**2) : -4.11000 REMARK 3 B12 (A**2) : 0.63000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.214 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.193 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.194 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.037 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.921 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1685 ; 0.018 ; 0.020 REMARK 3 BOND LENGTHS OTHERS (A): 1279 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2379 ; 1.567 ; 2.268 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3018 ; 0.829 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 131 ; 7.975 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 52 ;38.291 ;25.192 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 204 ;19.294 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;11.643 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 249 ; 0.402 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1465 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 272 ; 0.001 ; 0.020 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): 529 ; 3.320 ; 4.453 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 526 ; 3.300 ; 4.445 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 657 ; 4.851 ; 6.661 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 658 ; 4.849 ; 6.662 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1156 ; 5.159 ; 5.382 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1156 ; 5.159 ; 5.382 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1723 ; 7.616 ; 7.932 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 2089 ; 9.492 ;51.812 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 2089 ; 9.494 ;51.810 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 : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 8SV4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-MAY-23. REMARK 100 THE DEPOSITION ID IS D_1000274505. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-NOV-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-G REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97857 REMARK 200 MONOCHROMATOR : C(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17002 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 27.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 13.80 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 4.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.8 REMARK 200 DATA REDUNDANCY IN SHELL : 7.10 REMARK 200 R MERGE FOR SHELL (I) : 1.47100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 69.89 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M AMMONIUM SULFATE, 0.1 M SODIUM REMARK 280 ACETATE TRIHYDRATE AND 25% (W/V) PEG 4000, PH 4.6, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.59733 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 26.29867 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 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 52.59733 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 26.29867 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 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 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 55 REMARK 465 SER A 56 REMARK 465 HIS A 57 REMARK 465 MET A 58 REMARK 465 ALA A 59 REMARK 465 LYS A 60 REMARK 465 GLU A 61 REMARK 465 GLY A 194 REMARK 465 ARG A 195 REMARK 465 LYS A 196 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 LYS A 146 60.18 -111.77 REMARK 500 GLU A 188 122.41 -26.66 REMARK 500 REMARK 500 REMARK: NULL 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 359 DISTANCE = 6.30 ANGSTROMS REMARK 525 HOH A 360 DISTANCE = 7.26 ANGSTROMS DBREF 8SV4 A 59 196 UNP Q9KEI9 RNH1_BACHD 59 196 DBREF 8SV4 B 1 12 PDB 8SV4 8SV4 1 12 DBREF 8SV4 C 1 12 PDB 8SV4 8SV4 1 12 SEQADV 8SV4 GLY A 55 UNP Q9KEI9 EXPRESSION TAG SEQADV 8SV4 SER A 56 UNP Q9KEI9 EXPRESSION TAG SEQADV 8SV4 HIS A 57 UNP Q9KEI9 EXPRESSION TAG SEQADV 8SV4 MET A 58 UNP Q9KEI9 EXPRESSION TAG SEQADV 8SV4 ASN A 132 UNP Q9KEI9 ASP 132 ENGINEERED MUTATION SEQRES 1 A 142 GLY SER HIS MET ALA LYS GLU GLU ILE ILE TRP GLU SER SEQRES 2 A 142 LEU SER VAL ASP VAL GLY SER GLN GLY ASN PRO GLY ILE SEQRES 3 A 142 VAL GLU TYR LYS GLY VAL ASP THR LYS THR GLY GLU VAL SEQRES 4 A 142 LEU PHE GLU ARG GLU PRO ILE PRO ILE GLY THR ASN ASN SEQRES 5 A 142 MET GLY GLU PHE LEU ALA ILE VAL HIS GLY LEU ARG TYR SEQRES 6 A 142 LEU LYS GLU ARG ASN SER ARG LYS PRO ILE TYR SER ASN SEQRES 7 A 142 SER GLN THR ALA ILE LYS TRP VAL LYS ASP LYS LYS ALA SEQRES 8 A 142 LYS SER THR LEU VAL ARG ASN GLU GLU THR ALA LEU ILE SEQRES 9 A 142 TRP LYS LEU VAL ASP GLU ALA GLU GLU TRP LEU ASN THR SEQRES 10 A 142 HIS THR TYR GLU THR PRO ILE LEU LYS TRP GLN THR ASP SEQRES 11 A 142 LYS TRP GLY GLU ILE LYS ALA ASP TYR GLY ARG LYS SEQRES 1 B 12 B86 7GU C37 7GU 7DA 7DA UCL UCL C37 7GU C37 7GU SEQRES 1 C 12 B86 7GU C37 7GU 7DA 7DA UCL UCL C37 7GU C37 7GU HET B86 B 1 17 HET 7GU B 2 22 HET C37 B 3 20 HET 7GU B 4 22 HET 7DA B 5 21 HET 7DA B 6 21 HET UCL B 7 20 HET UCL B 8 20 HET C37 B 9 20 HET 7GU B 10 22 HET C37 B 11 20 HET 7GU B 12 22 HET B86 C 1 17 HET 7GU C 2 22 HET C37 C 3 20 HET 7GU C 4 22 HET 7DA C 5 21 HET 7DA C 6 21 HET UCL C 7 20 HET UCL C 8 20 HET C37 C 9 20 HET 7GU C 10 22 HET C37 C 11 20 HET 7GU C 12 22 HET FWN A 201 12 HET ACT A 202 4 HET ACT A 203 4 HET SO4 A 204 5 HET SO4 A 205 5 HET EDO A 206 4 HETNAM B86 2'-DEOXY-5-FLUOROCYTIDINE HETNAM 7GU 7-DEAZA-2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE HETNAM C37 5-FLUORO-2'-DEOXY-CYTIDINE-5'-MONOPHOSPHATE HETNAM 7DA 7-DEAZA-2'-DEOXYADENOSINE-5'-MONOPHOSPHATE HETNAM UCL 5-CHLORO-2'-DEOXYURIDINE 5'-(DIHYDROGEN PHOSPHATE) HETNAM FWN 2-[2-(2-ETHOXYETHOXY)ETHOXY]ETHANOL HETNAM ACT ACETATE ION HETNAM SO4 SULFATE ION HETNAM EDO 1,2-ETHANEDIOL HETSYN EDO ETHYLENE GLYCOL FORMUL 2 B86 2(C9 H12 F N3 O4) FORMUL 2 7GU 8(C11 H15 N4 O7 P) FORMUL 2 C37 6(C9 H13 F N3 O7 P) FORMUL 2 7DA 4(C11 H15 N4 O6 P) FORMUL 2 UCL 4(C9 H12 CL N2 O8 P) FORMUL 4 FWN C8 H18 O4 FORMUL 5 ACT 2(C2 H3 O2 1-) FORMUL 7 SO4 2(O4 S 2-) FORMUL 9 EDO C2 H6 O2 FORMUL 10 HOH *79(H2 O) HELIX 1 AA1 THR A 104 ARG A 123 1 20 HELIX 2 AA2 SER A 133 LYS A 143 1 11 HELIX 3 AA3 ASN A 152 GLU A 154 5 3 HELIX 4 AA4 THR A 155 THR A 171 1 17 HELIX 5 AA5 GLN A 182 GLY A 187 1 6 SHEET 1 AA1 3 VAL A 93 GLU A 96 0 SHEET 2 AA1 3 GLY A 79 ASP A 87 -1 N GLY A 85 O LEU A 94 SHEET 3 AA1 3 ILE A 100 GLY A 103 -1 O ILE A 100 N VAL A 81 SHEET 1 AA2 5 VAL A 93 GLU A 96 0 SHEET 2 AA2 5 GLY A 79 ASP A 87 -1 N GLY A 85 O LEU A 94 SHEET 3 AA2 5 LEU A 68 GLN A 75 -1 N SER A 69 O VAL A 86 SHEET 4 AA2 5 ILE A 129 SER A 131 1 O TYR A 130 N LEU A 68 SHEET 5 AA2 5 ILE A 178 LYS A 180 1 O LEU A 179 N ILE A 129 LINK O13 B86 B 1 P 7GU B 2 1555 1555 1.60 LINK O3' 7GU B 2 P C37 B 3 1555 1555 1.62 LINK O3' C37 B 3 P 7GU B 4 1555 1555 1.59 LINK O3' 7GU B 4 P 7DA B 5 1555 1555 1.63 LINK O3' 7DA B 5 P 7DA B 6 1555 1555 1.57 LINK O3' 7DA B 6 P UCL B 7 1555 1555 1.60 LINK O3' UCL B 7 P UCL B 8 1555 1555 1.64 LINK O3' UCL B 8 P C37 B 9 1555 1555 1.62 LINK O3' C37 B 9 P 7GU B 10 1555 1555 1.61 LINK O3' 7GU B 10 P C37 B 11 1555 1555 1.61 LINK O3' C37 B 11 P 7GU B 12 1555 1555 1.60 LINK O13 B86 C 1 P 7GU C 2 1555 1555 1.61 LINK O3' 7GU C 2 P C37 C 3 1555 1555 1.62 LINK O3' C37 C 3 P 7GU C 4 1555 1555 1.60 LINK O3' 7GU C 4 P 7DA C 5 1555 1555 1.60 LINK O3' 7DA C 5 P 7DA C 6 1555 1555 1.60 LINK O3' 7DA C 6 P UCL C 7 1555 1555 1.59 LINK O3' UCL C 7 P UCL C 8 1555 1555 1.60 LINK O3' UCL C 8 P C37 C 9 1555 1555 1.60 LINK O3' C37 C 9 P 7GU C 10 1555 1555 1.59 LINK O3' 7GU C 10 P C37 C 11 1555 1555 1.61 LINK O3' C37 C 11 P 7GU C 12 1555 1555 1.61 CISPEP 1 ASN A 77 PRO A 78 0 6.22 CRYST1 92.539 92.539 78.896 90.00 90.00 120.00 P 62 12 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 0.010806 0.006239 0.000000 0.00000 SCALE2 0.000000 0.012478 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012675 0.00000