Immunogen sequence: QHVTGTRCPT DFAEVPSILM EYFANDYRVV NQFARHYQTG QPLPKNMVSR LCESKKVCAA ADMQLQVFYA TLDQIYHGKH PLRNSTTDIL KETQEKFYGL PYVPNTAWQL RFSHLVGYGA RYYSYLMSRA VASMVWKECF LQDPFNRAAG ERYRREMLAH GGGREPMLMV EGMLQKCPSV DDFVSALVSD LDLDFETFLM DSE. The produ