Immunogen sequence: NTVPNLSRVI WVKTPKPGYP SSEEPSSKEV PSCKQELPEP VSSGGKPQKG KRQGSQAKKS EASPAPRPPA SLEVPSAKGQ VAGPKQ. FAM193B, also known as IRIZIO, was initially identified as a protein that is upregulated in alveolar rhabdomyosarcoma (ARMS), a type of fa