Immunogen sequence: MDLSMKKFAV RRFFSVYLRR KSRSKSSSLS RLEEEGVVKE IDISHHVKEG F. RPS6KA2 (RSK3) serine/threonine kinase is a member of the ribosomal S6 kinase (RSK) family. It is believed that RPS6KA2 is a signal-transducing intermediate in the cellular res