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 S312-p
H-89 S312-p
isoproterenol S312-p
mPKI S312-p
norepinephrine S274-p , S412-p , S461-p , S462-p
siRNA S312-p