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.

PKACA S171-p
Syk Y379-p
Regulatory protein:
FLT3 S419-p
Treatment:
anti-IgM Y379-p
H-89 S171-p
PGE2 S171-p