preferred_name: Factor B binds to surface-associated C3b (Xenopus tropicalis)
preferred_name_lc: factor b binds to surface-associated c3b (xenopus tropicalis)
label: Factor B binds to surface-associated C3b (Xenopus tropicalis)
label_lc: factor b binds to surface-associated c3b (xenopus tropicalis)