1EZH - Header Asymmetric Unit

HEADER DEOXYRIBONUCLEIC ACID 10-MAY-00 1EZH

TITLE COMPUTER MODEL OF A COVALENT COMPLEX BETWEEN D(TAACGGTTA) TITLE 2 AND ANTITUMOR DRUG ECTEINASCIDIN 743

COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'-D(*TP*AP*AP*CP*GP*GP*TP*TP*A)-3'); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: COVALENT ADDUCT BETWEEN ET743 AND DNA; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA (5'-D(*TP*AP*AP*CP*CP*GP*TP*TP*A)-3'); COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES

KEYWDS ANTICANCER, DNA, ECTEINASCIDIN, DEOXYRIBONUCLEIC ACID, DNA KEYWDS 2 BENDING

EXPDTA THEORETICAL MODEL

AUTHOR R.GARCIA-NIETO,I.MANZANARES,C.CUEVAS,F.GAGO

REVDAT 2 28-AUG-00 1EZH 1 JRNL REVDAT 1 22-MAY-00 1EZH 0

JRNL AUTH R.GARCIA-NIETO,I.MANZANARES,C.CUEVAS,F.GAGO JRNL TITL BENDING OF DNA UPON BINDING OF ECTEINASCIDIN 743 JRNL TITL 2 AND PHTHALASCIDIN 650 STUDIED BY UNRESTRAINED JRNL TITL 3 MOLECULAR DYNAMICS SIMULATIONS JRNL REF J.AM.CHEM.SOC. V. 122 7172 2000 JRNL REFN ASTM JACSAT US ISSN 0002-7863

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : AMBER 4.1 REMARK 3 AUTHORS : CORNELL, CIEPLAK, BAYLY, GOULD, MERZ, FERGUSON, REMARK 3 SPELLMEYER, FOX REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1EZH COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-MAY-2000. REMARK 100 THE RCSB ID CODE IS RCSB011058.

REMARK 101 REMARK 101 RESIDUE G A 5 HAS ECT BONDED TO N2.

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 9 T A A C G G T T A SEQRES 1 B 9 T A A C C G T T A

HET ECT 1 95

HETNAM ECT ECTEINASCIDIN 743

FORMUL 3 ECT C39 H43 N3 O11 S

LINK N2 G A 5 C40 ECT 1

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