NRPB1 (RNA POLYMERASE II LARGE SUBUNIT); DNA binding / DNA-directed RNA polymerase. Identical to DNA-directed RNA polymerase II subunit RPB1 (RPB205) [Arabidopsis Thaliana] (GB:P18616;GB:P31635;GB:Q9SZS8); similar to NRPC1 (nuclear RNA polymerase C 1), DNA binding / DNA-directed RNA polymerase [Arabidopsis thaliana] (TAIR:AT5G60040.1); similar to hypothetical protein OsJ_016390 [Oryza sativa (japonica cultivar-group)] (GB:EAZ32907.1); similar to putative RNA polymerase II [Oryza sativa (japonica cultivar-group)] (GB:AAV32202.1); similar to predicted protein [Physcomitrella patens subsp. patens] (GB:EDQ49860.1); contains InterPro domain RNA p