RNA-Directed RNA Polymerase

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** An enzyme that catalyzes the template-directed addition of ribonucleotides to the 3' end of a growing RNA chain. The enzyme utilizes single-stranded RNA as a template.

**Synonyms:** - EC 2.7.7.48 - RNA-Dependent RNA Polymerase