HEADER DNA 14-MAR-94 171D TITLE SOLUTION STRUCTURE OF A DNA DODECAMER CONTAINING THE ANTI- TITLE 2 NEOPLASTIC AGENT ARABINOSYLCYTOSINE: COMBINED USE OF NMR, TITLE 3 RESTRAINED MOLECULAR DYNAMICS AND FULL RELAXATION MATRIX TITLE 4 REFINEMENT COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*CP*GP*CP*G)- COMPND 3 3'); COMPND 4 CHAIN: A, B; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: CHEMICALLY SYNTHESIZED KEYWDS DNA, NMR, ARABINOSYLCYTOSINE, ANTI-NEOPLASTIC, DODECAMER EXPDTA SOLUTION NMR AUTHOR B.I.SCHWEITZER,T.MIKITA,G.W.KELLOGG,K.H.GARDNER, AUTHOR 2 G.P.BEARDSLEY REVDAT 3 24-FEB-09 171D 1 VERSN REVDAT 2 01-APR-03 171D 1 JRNL REVDAT 1 31-JUL-94 171D 0 JRNL AUTH B.I.SCHWEITZER,T.MIKITA,G.W.KELLOGG,K.H.GARDNER, JRNL AUTH 2 G.P.BEARDSLEY JRNL TITL SOLUTION STRUCTURE OF A DNA DODECAMER CONTAINING JRNL TITL 2 THE ANTI-NEOPLASTIC AGENT ARABINOSYLCYTOSINE: JRNL TITL 3 COMBINED USE OF NMR, RESTRAINED MOLECULAR JRNL TITL 4 DYNAMICS, AND FULL RELAXATION MATRIX REFINEMENT. JRNL REF BIOCHEMISTRY V. 33 11460 1994 JRNL REFN ISSN 0006-2960 JRNL PMID 7918360 JRNL DOI 10.1021/BI00204A008 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: STRUCTURES WERE GENERATED IN THE REMARK 3 FOLLOWING MANNER: RESTRAINED MOLECULAR DYNAMICS WAS PERFORMED REMARK 3 WITH EXPERIMENTAL DISTANCE AND DIHEDRAL RESTRAINTS GENERATED REMARK 3 FROM NOESY AND COSY NMR DATA. THREE STRUCTURES WERE GENERATED REMARK 3 STARTING FROM CANONICAL A-TYPE DNA AND THREE STRUCTURES REMARK 3 STARTING FROM CANONICAL B-TYPE DNA. FOR BOTH CONTROL AND ARAC REMARK 3 STRUCTURES, THE RMSD OF THE SIX STRUCTURES WAS < 0.7 ANGSTROM. REMARK 3 THE SIX STRUCTURES WERE AVERAGED, MINIMIZED AND REFINED USING REMARK 3 RELAXATION MATRIX REFINEMENT IN A DYNAMICAL SIMULATED REMARK 3 ANNEALING PROTOCOL. THE X-PLOR DISTANCE CONSTRAINT AND SUGAR REMARK 3 DIHEDRAL CONSTRAINT TABLES USED IN THE RESTRAINED MOLECULAR REMARK 3 DYNAMICS CALCULATIONS FOR THE ARAC-CONTAINING DODECAMER ARE REMARK 3 AVAILABLE FROM THE PROTEIN DATA BANK AS A SEPARATE ENTRY. REMARK 4 REMARK 4 171D COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : NULL REMARK 210 PH : NULL REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : NULL REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : NULL REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : MATRIX RELAXATION, SIMULATED REMARK 210 ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : 1 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 170D RELATED DB: PDB DBREF 171D A 1 12 PDB 171D 171D 1 12 DBREF 171D B 13 24 PDB 171D 171D 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 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MASTER 60 0 0 0 0 0 0 6 0 0 0 2 END