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.

PAK1 S338-p , S339-p
Src Y340-p , Y341-p
Treatment:
FGF2 S338-p , S339-p , Y340-p , Y341-p
PP1 Y341-p
VEGF S338-p , S339-p , Y340-p , Y341-p