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 T461-p
Regulatory protein:
MEK1 Y473-p
BIRB-0796 Y473-p
EGF Y108-p , Y352-p , Y473-p
ischemia S476-p
selumetinib S476-p
TGF-beta Y473-p
U0126 Y473-p
vemurafenib S476-p
vorinostat K107-ac