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 Y160-p
NAG-thiazoline S18-p
okadaic_acid S18-p
PDGF Y209-p
PUGNAc S18-p