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.

Chk1 T916-p
PLK1 S30-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.

CDC7 S67-p , S110-p , S260-p , S265-p , S704-p , S721-p , S744-p , S1129-p , S1147-p
Chk1 T916-p
anti-CD3 S720-p
AZD1152 S1316-p
caffeine T916-p
EGF S1289-p
hydroxyurea S30-p , T916-p
ionizing_radiation S839-p , S846-p
nocodazole S225-p
UCN-01 T916-p
UV S30-p , S839-p , S846-p , T916-p , S950-p
ZM447439 S1316-p