DNA
Dependent
RNA
Polymerases
of
Eukaryotes -
| Class | Enzymes | Other terminology | Localization |
| A :insensitive to amanitin | AI (a+b) AII |
I IB |
Nucleolar Nucleolar |
| B :sensitive to low concentration of amanitin | BO BI BII (a+b) |
IIO IIA IIB |
Nucleoplasmic |
| C :sensitive to high concentration of amanitin | CI CII CIIIa CIIIb |
IIIA IIIB |
? ? Nucleoplasmic Cytoplasmic |