NRPB2 (EMBRYO DEFECTIVE 1989); DNA binding. Identical to DNA-directed RNA polymerase II subunit RPB2 (RPB135) [Arabidopsis Thaliana] (GB:P38420;GB:Q9SVS6); similar to NRPC2 (nuclear RNA polymerase C 2), DNA binding / DNA-directed RNA polymerase [Arabidopsis thaliana] (TAIR:AT5G45140.1); similar to RNA polymerase II second largest subunit [Rhododendron macrophyllum] (GB:AAZ08457.1); similar to RNA polymerase II second largest subunit [Petunia x hybrida] (GB:AAY89347.1); similar to DNA-directed RNA polymerase II subunit RPB2 (RNA polymerase II subunit B2) (RNA polymerase II subunit 2) (DNA-directed RNA polymerase II 135 kDa polypeptide) (GB:Q4