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单词 rna polymerase
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RNA polymerase
RNA polymerase n. any of various enzymes that polymerize ribonucleotides to form RNA, typically from a DNA template.Major types of RNA polymerase are distinguished by Roman numerals.
ΚΠ
1961 Proc. National Acad. Sci. U.S.A. 47 1139 Recently a number of laboratories have independently achieved considerable purification of an RNA polymerase.
1990 EMBO Jrnl. 9 3989/1 The three large rRNA genes are transcribed by RNA polymerase I (Pol I) into a single large rRNA precursor.
2000 J. Mann Murder, Magic, & Med. (rev. ed.) ii. 52 The twin strands of DNA (the double helix) become partially unwound and—with the assistance of the enzyme RNA polymerase—the ‘genetic message’ is used as a code for the production of RNA.
2003 Science 6 June 1495/3 The enzyme RNA polymerase II (Pol II) copies most of the cell's protein-coding genes into messenger RNA.
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