friend murine erythroleukemia cells ( mel cells ) contain a camp-independent protein kinase which phosphorylates the 100,000-da catalytic subunit of the ( na , k ) -atpase both in living cells and in the purified plasma membrane ( yeh , l.-a. , ling , l. , english , l. , and cantley , l. ( 1983 ) j. biol . chem . 258 , 6567-6574 ) .
C0007634
cells
C0007603
plasma membrane