英语词汇“sigma factor”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

sigma factor n. Biochemistry a component of RNA polymerase which determines where transcription begins.

ΘΚΠ

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sigma factor1969

1969 R. R. Burgess et al. in Nature 4 Jan. 44/2 GG enzyme contains, in addition, two extra bands which we shall designate σ and τ.

1969 R. R. Burgess et al. in Nature 4 Jan. 46/1 The presence of the stimulating factor, σ, greatly enhances the amount of RNA synthesis.

1969 R. R. Burgess et al. in Nature 4 Jan. 46/2 σ and similar factors could..act as positive control elements regulating the amount of synthesis of different classes of RNA.]

1969 Times 9 May 12/6 The sigma factor helps to specify which genes are expressed.

1970 Nature 29 Aug. 886/1 Today sigma factor proteins..are central to all attempts to explain the positive control of gene expression.

1976 Proc. National Acad. Sci. U.S.A. 73 3961 (heading) Purification and characterization of a putative sigma factor from Chlamydomonas reinhardi.

1976 Proc. National Acad. Sci. U.S.A. 73 4405 (heading) Induction of sigma factor synthesis in Escherichia coli by the N gene product of bacteriophage lambda.

单词	sigma factor
释义	> as lemmas sigma factor sigma factor n. Biochemistry a component of RNA polymerase which determines where transcription begins. ΘΚΠ the world > life > biology > biological processes > genetic activity > genetic components > [noun] > nucleic acid > RNA > sigma factor sigma factor1969 1969 R. R. Burgess et al. in Nature 4 Jan. 44/2 GG enzyme contains, in addition, two extra bands which we shall designate σ and τ. 1969 R. R. Burgess et al. in Nature 4 Jan. 46/1 The presence of the stimulating factor, σ, greatly enhances the amount of RNA synthesis. 1969 R. R. Burgess et al. in Nature 4 Jan. 46/2 σ and similar factors could..act as positive control elements regulating the amount of synthesis of different classes of RNA.] 1969 Times 9 May 12/6 The sigma factor helps to specify which genes are expressed. 1970 Nature 29 Aug. 886/1 Today sigma factor proteins..are central to all attempts to explain the positive control of gene expression. 1976 Proc. National Acad. Sci. U.S.A. 73 3961 (heading) Purification and characterization of a putative sigma factor from Chlamydomonas reinhardi. 1976 Proc. National Acad. Sci. U.S.A. 73 4405 (heading) Induction of sigma factor synthesis in Escherichia coli by the N gene product of bacteriophage lambda. extracted from sigman. < as lemmas
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