单词 | topoisomerase |
释义 | > as lemmastopoisomerase topoisomerase n. Brit. /ˌtɒpəʊʌɪˈsɒməreɪz/ , /ˌtɒpəʊʌɪˈsɒməreɪs/ , U.S. /ˌtɑpoʊˌaɪˈsɑməˌreɪs/ , /ˌtɑpoʊˌaɪˈsɑməˌreɪz/ Biochemistry any enzyme that alters the supercoiled form of a DNA molecule.ΚΠ 1978 Devel. Biol. LXIV. 273/2 The enzyme has been referred to as ω-protein.., swivelase.., untwisting enzyme.., relaxing activity.., relaxing protein.., nicking-closing activity.., and DNA topoisomerase. 1979 Wang & Liu in J. H. Taylor Molecular Genetics III. ii. 66 We propose that they be called DNA topoisomerases. 1980 Sci. Amer. July 109/2 These nicking-closing enzymes, which are also called topoisomerases, generally require no energy source to function. < as lemmas |
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