Synonyms : MAP2K1 Protein, MAPK Kinase 1, MEK-1 Protein Kinase, MEK1 Protein Kinase, MKK-1 Protein Kinase, MKK1 Protein Kinase, Mitogen-Activated Protein Kinase Kinase 1, MEK 1 Protein Kinase, MKK 1 Protein Kinase, Mitogen Activated Protein Kinase Kinase 1