Immunogen sequence: MELNGVQADF KPATLSSSLD NPKESVITGH FEKEKPRKIF DSEPLCLSDN LMHQDNFDPL NVQELSENFL FLQEKNLLKG SLSSKEHIND LQTELKNAGF TEAMLETSCR NSLDTELQFA ENKPGLSLLQ ENV. Protein kinases are enzymes that transfer a phosphate group from a phosphate donor, ge