title: Factors and conditions essential for activation of the fifth component of complement and release of anaphylatoxin (C5a).
mesh_terms: D000706:Anaphylatoxins / Q000378:metabolism*; D001665:Binding Sites; D003176:Complement C3; D003179:Complement C3b; D003182:Complement C5; D011415:Complement Factor B; D004546:Elapid Venoms / Q000494:pharmacology; D010455:Peptides / Q000378:metabolism*; D014118:Toxins, Biological / Q000096:biosynthesis*
chemical_list: D000706:Anaphylatoxins; D003176:Complement C3; D003182:Complement C5; D004546:Elapid Venoms; D010455:Peptides; D014118:Toxins, Biological; D003179:Complement C3b; D011415:Complement Factor B