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 S64-p , S211-p
Regulatory protein:
ROCK1 S181-p
BMP2 S64-p , S211-p
cAMP_analog S64-p , S211-p
differentiation S64-p , S181-p
H-89 S64-p , S211-p