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.

Src Y179-p
Regulatory protein:
EGFR Y200-p
angiotensin_2 S187-p
gefitinib S187-p , Y200-p
wortmannin S187-p