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.

CAMK2A S687-p
Putative upstream phosphatases:
PPM1F S687-p
BI2536 S687-p
ischemia S687-p
MLN8054 S687-p