Complement C3 Convertase, Classical Pathway
Synonyms
C3 Convertase (C4b2a)
C3 Convertase, Classical
Classical C3 Convertase
Classical Pathway C3 Convertase
A serine protease that cleaves multiple COMPLEMENT 3 into COMPLEMENT 3A (anaphylatoxin) and COMPLEMENT 3B in the CLASSICAL COMPLEMENT ACTIVATION PATHWAY. It is a complex of COMPLEMENT 4B and COMPLEMENT 2A (C4b2a).