Kinase, in vitro: 

An enzyme-substrate reaction that occurs in non-living experimental conditions such as a test tube. For example, a purified enzyme is reacted with a substrate protein or mixture of proteins or peptides.

GSK3B S638-p
 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.

GSK3B S638-p
ionizing_radiation S395-p , S783-p , S785-p
MLN8054 S651-p
nocodazole S160-p
selumetinib S201-p
UV S395-p , S785-p
vemurafenib S201-p