Catalyzes the concomitant phosphorylation of a threonine and a tyrosine residue in a Thr-Glu-Tyr sequence located in MAP kinases. Activates ERK1 and ERK2 MAP kinases.1) Seger R., Seger D., Lozeman F. J., Ahn N. G., Graves L. M., Campbell J. S., Ericsson L., Harrylock M., Jensen A. M., Krebs E. G. J. Biol. Chem. 267:25628-25631 (1992) Mukherjee S., Keitany G., Li Y., Wang Y., Ball H. L., Goldsmith E. J., Orth K. Science 312:1211-1214 (2006)
Immunogen
MEK1/2 antibody was raised against a peptide sequence around aa.235-239 (L-Q-G-T-H) derived from Human MEK1/2.