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.

CDK1 S70-p , T235-p
cGMP_analog S125-p
PD184352 S70-p , S125-p
PDGF Y67-p , S125-p
serum S70-p , S125-p , S252-p