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.

ERK2 S516-p
Regulatory protein:
ADRB1 S405-p
IL-33 S405-p , S414-p , S510-p , T513-p
insulin S207-p , S510-p , T512-p , T513-p , T515-p , S516-p
ischemia S510-p
long-term_potentiation S207-p
LPA S207-p , T512-p , T515-p
LPS S207-p , S510-p , S516-p
phorbol_ester S207-p
refeeding T513-p , S516-p
U0126 S207-p