Immunogen sequence: QYPSANPGSN LKDPPLLSQF SGGQYPLNGI LGGSRQPSSP SHNTNLRAGS QEFWANGTQS PMGLNFDSQE LYDSFPDQNF EVMPNGPPSF FTSPQTSPML GSSIQTFAPS QEVGSGIHPD EAAEKEMTSV VAENGTGLVG SLELEEEQPE LKMCGYNGSV PSVESLHQEV SVLVPDPTVS CLDDPSHLPD QLEDTPILS. TIP 5 is the l