Complement C3DimerizationComplement C4Complement C4aComplement C3aComplement C1qComplement C5aComplement ActivationComplement C4bComplement C5Complement C3bComplement System ProteinsComplement C6Complement C3cComplement C3dComplement C2Complement C9Receptors, ComplementComplement C1sComplement Membrane Attack ComplexComplement C1rComplement Inactivator ProteinsComplement C7Complement C3-C5 ConvertasesComplement Factor BComplement Pathway, AlternativeComplement Pathway, ClassicalComplement C8Complement C1Receptors, Complement 3bComplement Factor HProtein MultimerizationComplement C5bComplement C2aReceptor, Anaphylatoxin C5aComplement Activating EnzymesMolecular Sequence DataComplement Inactivating AgentsComplement Hemolytic Activity AssayComplement C1 Inactivator ProteinsAmino Acid SequenceReceptors, Complement 3dAnaphylatoxinsProtein Structure, TertiaryProtein BindingComplement Fixation TestsComplement Factor DModels, MolecularComplement Factor IComplement C4b-Binding ProteinComplement C3b Inactivator ProteinsBinding SitesAntigens, CD55Base SequenceComplement C3-C5 Convertases, Classical PathwayComplement C2bProtein Structure, QuaternaryAntigens, CD59MutationCell LineCobra VenomsProtein ConformationAntigen-Antibody ComplexSteroid 21-HydroxylaseComplement C3-C5 Convertases, Alternative PathwayComplement C1 Inhibitor ProteinImmunoglobulin GRecombinant ProteinsHemolysisSequence Homology, Amino AcidComplement C3 Convertase, Alternative PathwayComplement C5 Convertase, Classical PathwayComplement C3 Convertase, Classical PathwayAntigens, CD46Crystallography, X-RayBlood ProteinsDNALeucine ZippersOpsonin ProteinsLupus Erythematosus, SystemicComplement C5 Convertase, Alternative PathwayPhagocytosisRecombinant Fusion ProteinsProtein Structure, SecondaryMutagenesis, Site-DirectedDNA-Binding ProteinsElectrophoresis, Polyacrylamide GelPeptide FragmentsComplement Pathway, Mannose-Binding LectinBacterial ProteinsKineticsCloning, MolecularStructure-Activity RelationshipProperdinMice, Inbred C57BLComplement C5a, des-ArginineGenetic Complementation TestTransfectionBiopolymersCells, Cultured