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 S387-p
Regulatory protein:
ATR S7-p
Treatment:
MG132 K559-ub
mitomycin_C S7-p
wortmannin S7-p