the double-stranded rna ( dsrna ) -dependent protein kinase which catalyzes the phosphorylation of ribosome-associated protein p1 and the alpha subunit of eukaryotic protein synthesis initiation factor 2 ( eif-2 ) was purified and characterized from mouse fibroblast l929 cells treated with either natural or recombinant interferon and from untreated cells .
C0033640
protein kinase
C0031715
phosphorylation