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.

JAK2 Y694-p
Regulatory protein:
prolactin Y694-p
AG490 Y694-p
GH Y694-p
IL-22 Y694-p
leptin Y694-p
oxysterol Y694-p
PRL Y694-p
simvastatin Y694-p , S725-p