Putative in vivo kinases: 

An enzyme-substrate reaction that occurs within living cells; includes cultured cells, ex vivo samples, and intact organisms. In the case of kinases, the large number of protein kinases in intact cells makes exact identification of the responsible kinase challenging.

CDK1 T4542-p
PD184352 S2777-p , S4388-p , S4389-p , S4392-p
PDGF S4387-p , S4388-p , S4389-p , S4625-p , S4629-p , S4645-p
serum S723-p , S1438-p , S2777-p , S4385-p , S4388-p , S4389-p , S4392-p , S4569-p