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.

ATR T826-p
Regulatory protein:
PRP4 S383-p
anti-CD3 S333-p
BI2536 S374-p , S383-p , S387-p
BI_4834 S383-p , S387-p
caffeine T826-p
hydroxyurea T826-p
ionizing_radiation S907-p
ischemia S374-p , S383-p
nocodazole S333-p , S383-p , S387-p
wortmannin S374-p , S383-p