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 S13-p , T23-p , S101-p , S293-p
 Putative in vivo kinases: 

An enzyme-substrate reaction that occurs within living cells; includes cultured cells, ex vivo samples, and intact organisms. In the case of kinases, the large number of protein kinases in intact cells makes exact identification of the responsible kinase challenging.

Btk S213-p , S214-p
CK2A1 S13-p , T23-p , S63-p , S101-p , S293-p , S388-p , T393-p
Syk S357-p , S360-p
DRB S13-p , T23-p , S101-p , S293-p
ionomycin S13-p , S293-p
mimosine S63-p
phorbol_ester S13-p , S293-p