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.
Src	Y241-p , Y263-p

Regulatory protein:
CSFR	Y263-p
PRKD1	S221-p
PRP4	Y263-p

Treatment:
antibody	Y241-p
ConA	Y241-p , Y263-p
ephrin_B1	Y263-p
ephrin_B2	Y263-p
erlotinib	Y263-p
gefitinib	Y263-p
imatinib	Y263-p
ischemia	Y263-p
MLN8054	S219-p
nocodazole	S210-p , S219-p , S221-p , Y241-p
PP1	Y241-p , Y263-p
SII_angiotensin_2	S221-p
Su11274	Y241-p , Y263-p
vorinostat	K213-ub