PDB Short entry for 1DNN HEADER DEOXYRIBONUCLEIC ACID 29-NOV-82 1DNN TITLE SMOOTH BENDING OF DNA IN CHROMATIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (171-MER); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (171-MER); COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES KEYWDS DNA EXPDTA THEORETICAL MODEL AUTHOR J.L.SUSSMAN,E.N.TRIFONOV REVDAT 4 15-OCT-94 1DNN 1 COMPND EXPDTA REVDAT 3 30-SEP-83 1DNN 1 REVDAT REVDAT 2 13-JUN-83 1DNN 1 SEQRES REVDAT 1 09-MAR-83 1DNN 0 JRNL AUTH E.N.TRIFONOV,J.L.SUSSMAN JRNL TITL SMOOTH BENDING OF DNA IN CHROMATIN JRNL EDIT M.BALABAN JRNL REF MOLECULAR MECHANISMS OF 227 1979 JRNL REF 2 BIOLOGICAL RECOGNITION JRNL PUBL ELSEVIER/NORTH-HOLLAND BIOMEDICAL PRESS,NEW YORK JRNL REFN US ISBN 0-444-80130-8 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.L.SUSSMAN,E.N.TRIFONOV REMARK 1 TITL POSSIBILITY OF NONKINKED PACKING OF DNA IN REMARK 1 TITL 2 CHROMATIN REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 75 103 1978 REMARK 1 REFN ASTM PNASA6 US ISSN 0027-8424 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NULL REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DNN COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 5 REMARK 5 THIS IS A MODEL OF DNA SMOOTHLY BENT TO FIT THE DIMENSIONS REMARK 5 OF A NUCLEOSOME CORE PARTICLE. REMARK 5 REMARK 5 RADIUS OF THE DNA SUPERHELIX 45 ANGSTROMS REMARK 5 PITCH OF THE DNA SUPERHELIX 28 ANGSTROMS REMARK 5 DNA HELICAL REPEAT 33.8 ANGSTROMS REMARK 5 BASE-PAIRS PER DNA HELICAL REPEAT 10.375 REMARK 5 BASE-PAIRS PER SUPERHELICAL TURN APPROX. 84 REMARK 6 REMARK 6 CHAIN INDICATORS A AND B HAVE BEEN ASSIGNED TO THE TWO REMARK 6 CHAINS IN THIS MODEL. REMARK 7 REMARK 7 CORRECTION. CORRECT TYPOGRAPHICAL ERROR ON SEQRES RECORD. REMARK 7 13-JUN-83. REMARK 8 REMARK 8 CORRECTION. INSERT REVDAT RECORDS. 30-SEP-83. REMARK 9 REMARK 9 CORRECTION. REVISE THEORETICAL MODEL INFORMATION ON COMPND REMARK 9 RECORD. ADD EXPDTA RECORD. 15-OCT-94. REMARK 105 REMARK 105 THE PROTEIN DATA BANK HAS ADOPTED THE SACCHARIDE CHEMISTS REMARK 105 NOMENCLATURE FOR ATOMS OF THE DEOXYRIBOSE/RIBOSE MOIETY REMARK 105 RATHER THAN THAT OF THE NUCLEOSIDE CHEMISTS. THE RING REMARK 105 OXYGEN ATOM IS LABELLED O4* INSTEAD OF O1*. REMARK 220 REMARK 220 EXPERIMENTAL DETAILS REMARK 220 EXPERIMENT TYPE : THEORETICAL MODELLING REMARK 220 REMARK 220 REMARK: NULL REMARK 225 REMARK 225 THEORETICAL MODEL REMARK 225 THE COORDINATES IN THIS ENTRY REPRESENT A MODEL STRUCTURE. REMARK 225 PROTEIN DATA BANK CONVENTIONS REQUIRE THAT CRYST1 AND REMARK 225 SCALE RECORDS BE INCLUDED, BUT THE VALUES ON THESE REMARK 225 RECORDS ARE MEANINGLESS. SEQRES 1 A 171 A T C G G C T A A G A T C SEQRES 2 A 171 G G C T A A G A T C G G C SEQRES 3 A 171 T A A G A T C G G C T A A SEQRES 4 A 171 G A T C G G C T A A G A T SEQRES 5 A 171 C G G C T A A G A T C G G SEQRES 6 A 171 C T A A G A T C G G C T A SEQRES 7 A 171 A G A T C G G C T A A G A SEQRES 8 A 171 T C G G C T A A G A T C G SEQRES 9 A 171 G C T A A G A T C G G C T SEQRES 10 A 171 A A G A T C G G C T A A G SEQRES 11 A 171 A T C G G C T A A G A T C SEQRES 12 A 171 G G C T A A G A T C G G C SEQRES 13 A 171 T A A G A T C G G C T A A SEQRES 14 A 171 G A SEQRES 1 B 171 T C T T A G C C G A T C T SEQRES 2 B 171 T A G C C G A T C T T A G SEQRES 3 B 171 C C G A T C T T A G C C G SEQRES 4 B 171 A T C T T A G C C G A T C SEQRES 5 B 171 T T A G C C G A T C T T A SEQRES 6 B 171 G C C G A T C T T A G C C SEQRES 7 B 171 G A T C T T A G C C G A T SEQRES 8 B 171 C T T A G C C G A T C T T SEQRES 9 B 171 A G C C G A T C T T A G C SEQRES 10 B 171 C G A T C T T A G C C G A SEQRES 11 B 171 T C T T A G C C G A T C T SEQRES 12 B 171 T A G C C G A T C T T A G SEQRES 13 B 171 C C G A T C T T A G C C G SEQRES 14 B 171 A T 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