RNA polymerase II CTD heptapeptide repeat S2 kinase activity
Catalysis of the reaction: ATP + RNA polymerase II large subunit CTD heptapeptide repeat (consensus YSPTSPS) = ADP + H+ + RNA polymerase II large subunit phosphoserine (position 2).
GO:0008353
RNA polymerase II CTD heptapeptide repeat kinase activity
is_a
RNA polymerase II C-terminal domain S2 kinase activity
exact
SPAC2F3.15 SPAC23H4.17c SPBC32H8.10