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.

CK2A1 S394-p
Regulatory protein:
DUSP6 S394-p
Raptor S422-p , S424-p
RICTOR S422-p , S424-p
CK2-VIII S422-p , S424-p
colforsin S422-p , S424-p
endothelin S394-p
isoproterenol S394-p
NAG-thiazoline S4-p
okadaic_acid S4-p
PDGF S394-p
phenylephrine S394-p
SB202190 S394-p
serum S394-p