Phosphorylation of MEK1 by cdk5/p35 down-regulates the mitogen-activated protein kinase pathway.
Sharma P, Sharma M, Amin ND, Sihag RK, Grant P, Ahn N, Kulkarni AB, Pant HC. Phosphorylation of MEK1 by cdk5/p35 down-regulates the mitogen-activated protein kinase pathway. J Biol Chem. 2002 Jan 04; 277(1):528-34.