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