preferred_name: N and C terminal heptad repeat helices of gp41 form six-helix bundle (Homo sapiens)
preferred_name_lc: n and c terminal heptad repeat helices of gp41 form six-helix bundle (homo sapiens)
label: N and C terminal heptad repeat helices of gp41 form six-helix bundle (Homo sapiens)
label_lc: n and c terminal heptad repeat helices of gp41 form six-helix bundle (homo sapiens)