Immunogen sequence: ALIPEPEVKI EVLQKPFICH RKTKGGDLML VHYEGYLEKD GSLFHSTHKH NNGQPIWFTL GILEALKGWD QGLKGMCVGE KRKLIIPPAL GYGKEGKGKI PPESTLIFNI DLLEIRNGPR SHESFQEMDL NDDWKLSKDE VKAYLKKEFE KHGAVVNESH HDALVEDIFD KEDEDKDGFI SAREFTYKHD EL; Positive Samples: H46