preferred_name: Formation of Classical C3 convertase (C4b:C2a complex) (Mus musculus)
preferred_name_lc: formation of classical c3 convertase (c4b:c2a complex) (mus musculus)
label: Formation of Classical C3 convertase (C4b:C2a complex) (Mus musculus)
label_lc: formation of classical c3 convertase (c4b:c2a complex) (mus musculus)