title: Mechanism of action of the C3b inactivator: requirement for a high molecular weight cofactor (C3b-C4bINA cofactor) and production of a new C3b derivative (C3b').
mesh_terms: D003179:Complement C3b / Q000032:analysis / Q000378:metabolism; D003180:Complement C3b Inactivator Proteins / Q000494:pharmacology*; D003181:Complement C4 / Q000037:antagonists & inhibitors; D004591:Electrophoresis, Polyacrylamide Gel; D005341:Fibrinolysin / Q000494:pharmacology; D007122:Immunoelectrophoresis; D008970:Molecular Weight; D010455:Peptides / Q000032:analysis; D011506:Proteins
chemical_list: D003180:Complement C3b Inactivator Proteins; D003181:Complement C4; D010455:Peptides; D011506:Proteins; D003179:Complement C3b; D005341:Fibrinolysin