Immunogen sequence: MFVSDFRKEF YEVVQSQRVL LFVASDVDAL CACKILQALF QCDHVQYTLV PVSGWQELET AFLEHKEQFH YFILINCGAN VDLLDILQPD EDTIFFVCDT HRPVNVVNVY NDTQIKLLIK QDDDLEVPAY EDIFRDEEED EEHSGNDSDG SEPSEKRTRL. The protein encoded by this gene was identified by its st