HEADER DNA 01-DEC-20 7KWK TITLE DNA-DB1879 COMPLEX: THE DNA SEQUENCE 5'-CGCGAATTCGCG-3' PRESENTS A TITLE 2 BINDING SITE FOR THE HETEROCYCLIC SMALL MOLECULE (DB1879). COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*CP*GP*CP*G)-3'); COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS DNA EXPDTA X-RAY DIFFRACTION AUTHOR E.OGBONNA,Z.FANG,D.W.WILSON REVDAT 4 18-OCT-23 7KWK 1 REMARK REVDAT 3 29-JUN-22 7KWK 1 CAVEAT COMPND SOURCE REMARK REVDAT 3 2 1 DBREF SEQRES ATOM REVDAT 2 15-JUN-22 7KWK 1 JRNL REVDAT 1 08-DEC-21 7KWK 0 JRNL AUTH E.N.OGBONNA,A.PAUL,J.ROSS TERRELL,Z.FANG,C.CHEN,G.M.K.POON, JRNL AUTH 2 D.W.BOYKIN,W.D.WILSON JRNL TITL DRUG DESIGN AND DNA STRUCTURAL RESEARCH INSPIRED BY THE JRNL TITL 2 NEIDLE LABORATORY: DNA MINOR GROOVE BINDING AND JRNL TITL 3 TRANSCRIPTION FACTOR INHIBITION BY THIOPHENE DIAMIDINES. JRNL REF BIOORG.MED.CHEM. V. 68 16861 2022 JRNL REFN ESSN 1464-3391 JRNL PMID 35661929 JRNL DOI 10.1016/J.BMC.2022.116861 REMARK 2 REMARK 2 RESOLUTION. 1.37 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0267 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) : 1.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.05 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 90.9 REMARK 3 NUMBER OF REFLECTIONS : 12812 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) : 0.223 REMARK 3 R VALUE (WORKING SET) : 0.221 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 670 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) : 1.37 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.41 REMARK 3 REFLECTION IN BIN (WORKING SET) : 558 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 55.94 REMARK 3 BIN R VALUE (WORKING SET) : 0.2780 REMARK 3 BIN FREE R VALUE SET COUNT : 31 REMARK 3 BIN FREE R VALUE : 0.3230 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 486 REMARK 3 HETEROGEN ATOMS : 27 REMARK 3 SOLVENT ATOMS : 80 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.42 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 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): 0.076 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.082 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.046 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.104 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.949 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.914 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 573 ; 0.013 ; 0.011 REMARK 3 BOND LENGTHS OTHERS (A): 289 ; 0.003 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 878 ; 2.045 ; 1.251 REMARK 3 BOND ANGLES OTHERS (DEGREES): 672 ; 1.633 ; 3.030 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): 72 ; 0.075 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 326 ; 0.035 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 147 ; 0.006 ; 0.021 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 : 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: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 7KWK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-DEC-20. REMARK 100 THE DEPOSITION ID IS D_1000253174. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-MAY-20 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 : ALS REMARK 200 BEAMLINE : 5.0.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.14 REMARK 200 MONOCHROMATOR : SINGLE CRYSTAL SI(200) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 V721 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 V721 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14801 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.370 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 12.10 REMARK 200 R MERGE (I) : 0.05100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.39 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.0 REMARK 200 DATA REDUNDANCY IN SHELL : 9.70 REMARK 200 R MERGE FOR SHELL (I) : 0.50000 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 REMARK 200 STARTING MODEL: 1BNA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10% MPD, 0.04M SODIUM CACODYLATE REMARK 280 TRIHYDRATE, 0.02M HEXAMINE COBALT(III) CHLORIDE, MAGNESIUM REMARK 280 CHLORIDE HEXAHYDRATE, PH 5.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 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 12.95600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 32.57150 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 19.97250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 32.57150 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 12.95600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 19.97250 REMARK 290 SMTRY3 4 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 4400 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 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 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 OP2 DA A 6 O HOH A 201 1.97 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 DC A 9 0.06 SIDE CHAIN REMARK 500 DC B 15 0.06 SIDE CHAIN REMARK 500 DC B 23 0.07 SIDE CHAIN 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 MG A 102 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 207 O REMARK 620 2 HOH A 214 O 90.2 REMARK 620 3 HOH A 216 O 91.9 89.1 REMARK 620 4 HOH A 220 O 88.6 176.7 87.8 REMARK 620 5 HOH A 240 O 173.8 93.7 93.1 87.8 REMARK 620 6 HOH B 106 O 85.7 92.6 177.1 90.4 89.2 REMARK 620 N 1 2 3 4 5 DBREF 7KWK A 1 12 PDB 7KWK 7KWK 1 12 DBREF 7KWK B 13 24 PDB 7KWK 7KWK 13 24 SEQRES 1 A 12 DC DG DC DG DA DA DT DT DC DG DC DG SEQRES 1 B 12 DC DG DC DG DA DA DT DT DC DG DC DG HET X8V A 101 26 HET MG A 102 1 HETNAM X8V 2-[5-(4-CARBAMIMIDOYLPHENYL)THIOPHEN-2-YL]-1H-INDOLE-6- HETNAM 2 X8V CARBOXIMIDAMIDE HETNAM MG MAGNESIUM ION FORMUL 3 X8V C20 H17 N5 S FORMUL 4 MG MG 2+ FORMUL 5 HOH *80(H2 O) LINK MG MG A 102 O HOH A 207 1555 1555 2.17 LINK MG MG A 102 O HOH A 214 1555 1555 2.13 LINK MG MG A 102 O HOH A 216 1555 3655 2.06 LINK MG MG A 102 O HOH A 220 1555 3655 2.04 LINK MG MG A 102 O HOH A 240 1555 3655 2.10 LINK MG MG A 102 O HOH B 106 1555 1555 2.11 CRYST1 25.912 39.945 65.143 90.00 90.00 90.00 P 21 21 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 0.038592 0.000000 0.000000 0.00000 SCALE2 0.000000 0.025034 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015351 0.00000