RNA polymerase

American  

noun

Biochemistry.

1. an enzyme that synthesizes the formation of RNA from a DNA template during transcription.

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RNA polymerase Scientific  

1. A polymerase that catalyzes the synthesis of a complementary strand of RNA from a DNA template, or, in some viruses, from an RNA template.

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Etymology

Origin of RNA polymerase

First recorded in 1960–65

Compare meaning

How does rna-polymerase compare to similar and commonly confused words? Explore the most common comparisons:

• DNA vs. RNA polymerase

Example Sentences

This binding inhibits gene transcription and the action of RNA polymerase or the binding of transcription factors.

From Science Daily • Oct. 22, 2025

Now, a team of international scientists, including University of Michigan researchers, have used advanced microscopy to image how ribosomes recruit to mRNA while it's being transcribed by an enzyme called RNA polymerase, or RNAP.

From Science Daily • Nov. 28, 2024

Scientists like Joyce have been exploring this idea for years, with a particular focus on RNA polymerase ribozymes -- RNA molecules that can make copies of other RNA strands.

From Science Daily • Mar. 4, 2024

To do this they needed to visualise the structural architecture of the chloroplast RNA polymerase.

From Science Daily • Mar. 4, 2024

Researchers from Göttingen and Hannover have now succeeded for the first time in visualising the copying machine of chloroplasts, the RNA polymerase PEP, in high-resolution 3D.

From Science Daily • Mar. 1, 2024