Immunogen sequence: CFSVVNPASY HNVQEEWVPE LKDCMPHVPY VLIGTQIDLR DDPKTLARLL YMKEKPLTYE HGVKLAKAIG AQCYLECSAL TQKGLKAVFD EAILTIFHPK KKKKRCSEG Highest antigen sequence identity to the following orthologs: Mouse - 96%, Rat - 96%. ARHJ belongs to the Rho fami