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Thermodynamics and Kinetic Studies in the Binding Interaction of Cyclic Naphthalene Diimide Derivatives with Double Stranded DNAs
名前 / ファイル | ライセンス | アクション |
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15BMC_cNDI.pdf (3.1 MB)
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Item type | 学術雑誌論文 = Journal Article(1) | |||||||||||||||||||||||
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公開日 | 2017-08-01 | |||||||||||||||||||||||
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資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||||||||||||||||||||
資源タイプ | journal article | |||||||||||||||||||||||
タイトル | ||||||||||||||||||||||||
タイトル | Thermodynamics and Kinetic Studies in the Binding Interaction of Cyclic Naphthalene Diimide Derivatives with Double Stranded DNAs | |||||||||||||||||||||||
言語 | ||||||||||||||||||||||||
言語 | eng | |||||||||||||||||||||||
著者 |
Islam, Md. Monirul
× Islam, Md. Monirul× Fujii, Satoshi× 佐藤, しのぶ
WEKO
5963
× 岡内, 辰夫
WEKO
880
× 竹中, 繁織
WEKO
6749
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抄録 | ||||||||||||||||||||||||
内容記述タイプ | Abstract | |||||||||||||||||||||||
内容記述 | Previously, we reported our investigations of the interaction between a cyclic naphthalene diimide derivative (cNDI 1) and double stranded DNA (dsDNA) (Bioorg. Med. Chem.2014, 22, 2593). Here, we report the synthesis of the novel cNDI 2, which has shorter linker chains than cNDI 1. We performed comparative investigations of the interactions of both cNDI 1 and cNDI 2 with different types of dsDNA, including analysis of their thermodynamics and kinetics. Interactions between the cNDIs and calf thymus DNA (CT-DNA), poly[d(A-T)]2, or poly[d(G-C)]2 were explored by physicochemical and biochemical methods, including UV–Vis spectroscopy, circular dichroism (CD) spectroscopy, stopped-flow kinetics, and a topoisomerase I assay. Upon addition of cNDIs to CT-DNA, the existence of an induced CD signal at approximately the wavelength of the naphthalene diimide chromophore and unwinding of the DNA duplex, as detected by the topoisomerase I assay, revealed that cNDIs bound to the DNA duplex. As indicated by the steric constraint in the formation of the complex, bis-threading intercalation was the more favorable binding mode. UV–Vis spectroscopic titration of the cNDIs with DNA duplexes showed affinities on the order of 105–106 M−1, with a stoichiometry of one cNDI molecule per four DNA base pairs. Thermodynamic parameters (ΔG, ΔH, and ΔS) based on the van’t Hoff equation indicated that exothermic and entropy-dependent hydrophobic interactions played a major role in the reaction. Stopped-flow association and dissociation analysis showed that cNDI interactions with poly[d(G-C)]2 were more stable and had a slower dissociation rate than their interactions with poly[d(A-T)]2 and CT-DNA. Measurement of ionic strength indicated that electrostatic attraction is also an important component of the interaction between cNDIs and CT-DNA. Because of its longer linker chain, cNDI 1 showed higher binding selectivity, a more entropically favorable interaction, and much slower dissociation from dsDNA than cNDI 2. | |||||||||||||||||||||||
書誌情報 |
Bioorganic & Medicinal Chemistry 巻 23, 号 15, p. 4769-4776, 発行日 2015-08-01 |
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出版社 | ||||||||||||||||||||||||
出版者 | Elsevier | |||||||||||||||||||||||
DOI | ||||||||||||||||||||||||
関連タイプ | isVersionOf | |||||||||||||||||||||||
識別子タイプ | DOI | |||||||||||||||||||||||
関連識別子 | https://doi.org/10.1016/j.bmc.2015.05.046 | |||||||||||||||||||||||
NCID | ||||||||||||||||||||||||
収録物識別子タイプ | NCID | |||||||||||||||||||||||
収録物識別子 | AA10938083 | |||||||||||||||||||||||
ISSN | ||||||||||||||||||||||||
収録物識別子タイプ | ISSN | |||||||||||||||||||||||
収録物識別子 | 0968-0896 | |||||||||||||||||||||||
著作権関連情報 | ||||||||||||||||||||||||
権利情報 | Copyright (c) 2015 Elsevier Ltd. All rights reserved. | |||||||||||||||||||||||
キーワード | ||||||||||||||||||||||||
主題Scheme | Other | |||||||||||||||||||||||
主題 | Cyclic naphthalene diimide derivatives | |||||||||||||||||||||||
キーワード | ||||||||||||||||||||||||
主題Scheme | Other | |||||||||||||||||||||||
主題 | Double-stranded DNA | |||||||||||||||||||||||
キーワード | ||||||||||||||||||||||||
主題Scheme | Other | |||||||||||||||||||||||
主題 | Bis-intercalative binding | |||||||||||||||||||||||
キーワード | ||||||||||||||||||||||||
主題Scheme | Other | |||||||||||||||||||||||
主題 | Entropy-dependence binding | |||||||||||||||||||||||
キーワード | ||||||||||||||||||||||||
主題Scheme | Other | |||||||||||||||||||||||
主題 | Hydrophobic interaction | |||||||||||||||||||||||
出版タイプ | ||||||||||||||||||||||||
出版タイプ | AM | |||||||||||||||||||||||
出版タイプResource | http://purl.org/coar/version/c_ab4af688f83e57aa | |||||||||||||||||||||||
査読の有無 | ||||||||||||||||||||||||
値 | yes | |||||||||||||||||||||||
研究者情報 | ||||||||||||||||||||||||
https://hyokadb02.jimu.kyutech.ac.jp/html/395_ja.html | ||||||||||||||||||||||||
論文ID(連携) | ||||||||||||||||||||||||
10287826 | ||||||||||||||||||||||||
連携ID | ||||||||||||||||||||||||
5370 | ||||||||||||||||||||||||
資料タイプ | ||||||||||||||||||||||||
内容記述タイプ | Other | |||||||||||||||||||||||
内容記述 | Journal Article | |||||||||||||||||||||||
著者所属 | ||||||||||||||||||||||||
Department of Applied Chemistry, Kyushu Institute of Technology | ||||||||||||||||||||||||
著者所属 | ||||||||||||||||||||||||
Department of Bioscience and Bioinformatics, Kyushu Institute of Technology | ||||||||||||||||||||||||
著者所属 | ||||||||||||||||||||||||
Department of Applied Chemistry, Kyushu Institute of Technology | ||||||||||||||||||||||||
著者所属 | ||||||||||||||||||||||||
Department of Applied Chemistry, Kyushu Institute of Technology | ||||||||||||||||||||||||
著者所属 | ||||||||||||||||||||||||
Department of Applied Chemistry, Kyushu Institute of Technology |