Immunogen sequence: MEKQPQNSRR GLAPREVPPA VGLLLIMALM NTLLYLCLDH FFIAPRQSTV DPTHCPYGHF RIGQMKNCSP WLSCEELRTE VRQLKRVGEG AVKRVFLSEW KEHKVALSQL TSLEMKDDFL HGLQMLKSLQ GTHVVTLLGY CEDDNTMLTE YHPLGSLSNL EETLNLSKYQ NVNTWQHRLE LAMDYVSIIN YLHHSPVGTR VMCDSNDLPK TLS