Immunogen sequence: SSFSASLGRAG GVSAQRDLFE ERGEEYLSAF DKKAQADFDS CISSQRIGQE LLFPPQENVQ DAGAPGGHTQ NLRCSPLEPD FVPDEKKPEC GSWDVSHQP Highest antigen sequence identity to the following orthologs - mouse 86%, rat 87%. PRRC2B (Proline Rich Coiled-Coil 2B) is a