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.

Ret Y906-p , Y1016-p , Y1063-p , Y1097-p
Treatment:
GDNF Y906-p , Y1016-p , Y1063-p , Y1097-p
NGF Y906-p , Y1016-p , Y1063-p , Y1097-p