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. (mesh:D012318)



Synonym Reference Specificity
Pol I Exact
RNA polymerase I Exact
RNA polymerase 1 Exact

Incoming Relations

Identifier Name Relation
HGNC:20194 POLR1C partof
HGNC:20422 POLR1D partof
HGNC:17264 POLR1A partof
HGNC:20454 POLR1B partof

Outgoing Relations

None available.