THE STABILITY OF DUPLEX DNA CONTAINING 3,N-4-ETHENO-2'-DEOXYCYTIDINE (EPSILON-DC) - A UV MELTING AND HIGH-RESOLUTION H-1-NMR STUDY

被引:8
作者
GIBSON, NJ
PARKINSON, JA
BARLOW, T
WATSON, WP
BROWN, T
机构
[1] UNIV EDINBURGH,DEPT CHEM,EDINBURGH EH9 3JJ,MIDLOTHIAN,SCOTLAND
[2] SHELL RES LTD,SITTINGBOURNE RES CTR,SITTINGBOURNE ME9 8AG,KENT,ENGLAND
关键词
D O I
10.1039/c39940002241
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The mutagenic lesion 3,N-4-etheno-2'-deoxycytidine (epsilon dC) greatly destabilises DNA when paired with each of the natural bases although the solution structure of a duplex containing a epsilon C : A pair shows that the lesion does not greatly disrupt base pairing in the duplex.
引用
收藏
页码:2241 / 2242
页数:2
相关论文
共 12 条
[1]   FORMATION, DETECTION, AND ROLE IN CARCINOGENESIS OF ETHENOBASES IN DNA [J].
BARTSCH, H ;
BARBIN, A ;
MARION, MJ ;
NAIR, J ;
GUICHARD, Y .
DRUG METABOLISM REVIEWS, 1994, 26 (1-2) :349-371
[2]   THERMODYNAMIC COMPARISON OF THE BASE-PAIRS FORMED BY THE CARCINOGENIC LESION O-6-METHYLGUANINE WITH REFERENCE BOTH TO WATSON-CRICK PAIRS AND TO MISMATCHED PAIRS [J].
GAFFNEY, BL ;
JONES, RA .
BIOCHEMISTRY, 1989, 28 (14) :5881-5889
[3]   ACTIVATION OF VINYL-CHLORIDE TO COVALENTLY BOUND METABOLITES - ROLES OF 2-CHLOROETHYLENE OXIDE AND 2-CHLOROACETALDEHYDE [J].
GUENGERICH, FP ;
CRAWFORD, WM ;
WATANABE, PG .
BIOCHEMISTRY, 1979, 18 (23) :5177-5182
[4]  
JACOBSEN JS, 1989, GENETICS, V121, P213
[5]   DNA ALKYLATION BY VINYL-CHLORIDE METABOLITES - ETHENO DERIVATIVES OR 7-ALKYLATION OF GUANINE [J].
LAIB, RJ ;
GWINNER, LM ;
BOLT, HM .
CHEMICO-BIOLOGICAL INTERACTIONS, 1981, 37 (1-2) :219-231
[6]   MUTAGENESIS BY APURINIC APYRIMIDINIC SITES [J].
LOEB, LA ;
PRESTON, BD .
ANNUAL REVIEW OF GENETICS, 1986, 20 :201-230
[7]   UV IRRADIATION OF ESCHERICHIA-COLI MODULATES MUTAGENESIS AT A SITE-SPECIFIC ETHENOCYTOSINE RESIDUE ON M13 DNA - EVIDENCE FOR AN INDUCIBLE RECA-INDEPENDENT EFFECT [J].
PALEJWALA, VA ;
RZEPKA, RW ;
HUMAYUN, MZ .
BIOCHEMISTRY, 1993, 32 (15) :4112-4120
[8]   MECHANISMS OF MUTAGENESIS BY EXOCYCLIC DNA ADDUCTS - TRANSFECTION OF M13 VIRAL-DNA BEARING A SITE-SPECIFIC ADDUCT SHOWS THAT ETHENOCYTOSINE IS A HIGHLY EFFICIENT RECA-INDEPENDENT MUTAGENIC NONINSTRUCTIONAL LESION [J].
PALEJWALA, VA ;
SIMHA, D ;
HUMAYUN, MZ .
BIOCHEMISTRY, 1991, 30 (36) :8736-8743
[9]   A ROLE FOR DNA-POLYMERASE IN THE SPECIFICITY OF NUCLEOTIDE INCORPORATION OPPOSITE N-ACETYL-2-AMINOFLUORENE ADDUCTS [J].
RABKIN, SD ;
STRAUSS, BS .
JOURNAL OF MOLECULAR BIOLOGY, 1984, 178 (03) :569-594
[10]   MODIFICATION OF DEOXYGUANOSINE BY CHLOROETHYLENE OXIDE [J].
SCHERER, E ;
VANDERLAKEN, CJ ;
GWINNER, LM ;
LAIB, RJ ;
EMMELOT, P .
CARCINOGENESIS, 1981, 2 (07) :671-677