Immunogen sequence: RYVFPLPYLG DTDPLKAAGL PVGASDGLLS APEKARAFLP PASAPYSLLD PAQFSSSAIQ KMGEVPHTLA TGALPYASTL GYQNGAFGSL SCPSQHTHTH PSPTNPGYVV PCNCTAWSAS TLQPPVAYIL FPGMTKTGID PYSSAHATAM. This intronless gene encodes a member of the SOX (SRY-related HMG-bo