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.

NEK2 T35-p , S36-p , S41-p , S45-p
Treatment:
siRNA T35-p , S36-p , S41-p , S45-p