In molecular biology, RNA polymerase (abbreviated RNAP or RNApol), or more specifically DNA-directed/dependent RNA polymerase (DdRP), is an enzyme that...
43 KB (5,103 words) - 04:31, 6 September 2024
RNA polymerase 1 (also known as Pol I) is, in higher eukaryotes, the polymerase that only transcribes ribosomal RNA (but not 5S rRNA, which is synthesized...
13 KB (1,695 words) - 16:45, 17 July 2024
RNA-dependent RNA polymerase (RdRp) or RNA replicase is an enzyme that catalyzes the replication of RNA from an RNA template. Specifically, it catalyzes...
27 KB (3,099 words) - 15:01, 25 June 2024
biochemistry, a polymerase is an enzyme (EC 2.7.7.6/7/19/48/49) that synthesizes long chains of polymers or nucleic acids. DNA polymerase and RNA polymerase are used...
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RNA polymerase II (RNAP II and Pol II) is a multiprotein complex that transcribes DNA into precursors of messenger RNA (mRNA) and most small nuclear RNA...
27 KB (3,100 words) - 17:09, 21 April 2024
synthesis of pre-RNA. This requires the presence of all three RNA polymerases. In fact, the transcription of pre-RNA by RNA polymerase I accounts for about...
60 KB (7,195 words) - 10:17, 11 August 2024
Eukaryotic transcription (section RNA polymerase)
transportable complementary RNA replica. Gene transcription occurs in both eukaryotic and prokaryotic cells. Unlike prokaryotic RNA polymerase that initiates the...
49 KB (5,861 words) - 10:12, 12 August 2024
the PIC. Preinitiation complexes are also formed during RNA Polymerase I and RNA Polymerase III transcription. A classical view of PIC formation at the...
11 KB (1,210 words) - 12:30, 16 November 2023
cells, RNA polymerase III (also called Pol III) is a protein that transcribes DNA to synthesize 5S ribosomal RNA, tRNA, and other small RNAs. The genes...
11 KB (1,365 words) - 00:30, 4 January 2024
that a radioactive polymer of DNA, not RNA, could be retrieved. To initiate the purification of DNA polymerase, the researchers added streptomycin sulfate...
15 KB (1,871 words) - 06:15, 30 May 2024