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... > Enzymes and Coenzymes > Enzymes > Transferases > Phosphotransferases > Nucleotidyltransferases > RNA Nucleotidyltransferases > DNA-Directed RNA Polymerases > RNA Polymerase I

Preferred term

RNA Polymerase I  

Type

  • Topical Descriptor

Broader concept

Entry terms

  • DNA Dependent RNA Polymerase I
  • DNA-Dependent RNA Polymerase I
  • Polymerase A, RNA
  • RNA Polymerase A

Scope note

  • A DNA-dependent RNA polymerase present in bacterial, plant, and animal cells. The enzyme functions in the nucleolar structure and transcribes DNA into RNA. It has different requirements for cations and salts than RNA polymerase II and III and is not inhibited by alpha-amanitin.

History note

  • 84(77); was see under RNA POLYMERASES 1977-83

In other languages

URI

http://www.yso.fi/onto/mesh/D012318

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