中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Analysis of the energies of the triple base triplets

文献类型:期刊论文

作者Liu, SQ; Yang, J; Bai, CL; Liu, CQ
刊名JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM
出版日期2002-02-14
卷号578页码:199-207
关键词Triplet Base Triplets Odn Strand Parallel Orientation Anti-parallel Orientation Energy Analysis
ISSN号0166-1280
英文摘要Sixty-four sets of three-dimensional models of DNA triplex base triplets (TBT) were built up based on codons by homologous modeling method and their energies were minimized. According to sequence of TBT and orientation of the third ODN strand third, the energies of monomers and water-K(+)-TBT ternary complexes of TBT were analyzed. The results showed: (i) The energies of the symmetric parallel monomers are generally lower than those of the symmetric anti-parallel monomers of TBT, but the energies of the symmetric parallel ternary complexes are higher than those of the symmetric anti-parallel ternary complexes of TBT. (ii) No matter TBTs are monomers or ternary complexes, the energies of asymmetric parallel TBTs are generally lower than those of the asymmetric anti-parallel ones. (iii) Although the energies of the parallel TBTs are correlated with those of the anti-parallel ones, the energy differences are significant between them. The results here suggest the sequences of TBTs and the orientations of the third ODN strands are two of the key factors that can influence the formation and stability of TBT. (C) 2002 Elsevier Science B.V. All rights reserved.
语种英语
WOS记录号WOS:000173617200024
出版者ELSEVIER SCIENCE BV
源URL[http://ir.iccas.ac.cn/handle/121111/78135]  
专题中国科学院化学研究所
通讯作者Liu, CQ
作者单位1.Chinese Acad Sci, Kunming Inst Zool, Lab Cellular & Mol Evolut, Kunming 650223, Peoples R China
2.Chinese Acad Sci, Inst Chem, Beijing 100081, Peoples R China
3.Yunnan Univ, Modern Biol Ctr, Kunming 650091, Peoples R China
推荐引用方式
GB/T 7714
Liu, SQ,Yang, J,Bai, CL,et al. Analysis of the energies of the triple base triplets[J]. JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM,2002,578:199-207.
APA Liu, SQ,Yang, J,Bai, CL,&Liu, CQ.(2002).Analysis of the energies of the triple base triplets.JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM,578,199-207.
MLA Liu, SQ,et al."Analysis of the energies of the triple base triplets".JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM 578(2002):199-207.

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来源:化学研究所

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