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.

PKCA S95-p , T103-p , S192-p , S197-p , S199-p , S223-p , S231-p
Putative upstream phosphatases:
PPP2CA S95-p , T103-p , S192-p , S197-p , S199-p , S223-p , S231-p
Treatment:
PD184352 S6-p , S199-p
serum S6-p , S199-p