Immunogen sequence: MPLVRYRKVV ILGYRCVGKT SLAHQFVEGE FSEGYDPTVE NTYSKIVTLG KDEFHLHLV Highest antigen sequence identity to the following orthologs: Mouse - 93%, Rat - 92%. RhebL1 (ras homolog enriched in brain-like protein 1), also known as Rheb2 or GTPas