Ras, in turn, initiates a phosphorylation cascade consisting of a MAPK kinase kinase (MAPKKK) (Raf), a MAPK kinase (MAPKK) (MEK) and a MAPK (ERK) (Figure 1). While the steps downstream of RTK ...
In this example, it activates an enzymatic cascade of MAP kinases. This results in potent ... activates an enzyme called a kinase. Learn how kinases initiate a signaling cascade that relays ...