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.

PKACA S16-p
Putative upstream phosphatases:
PPP2CA S16-p
Treatment:
JAK_inhibitor_I T92-p
MEK_inhibitor_I T92-p
PI-103 T92-p