Complement Inactivator ProteinsComplement C3b Inactivator ProteinsComplement C1 Inactivator ProteinsComplement C3Complement ActivationComplement System ProteinsComplement C4Amino Acid SequenceMolecular Sequence DataComplement C3bComplement C5EndopeptidasesComplement Pathway, AlternativePeptide HydrolasesReceptors, ComplementComplement C2Complement Factor BProtein Processing, Post-TranslationalComplement Pathway, ClassicalProperdinComplement C1qComplement Activating EnzymesHydrolysisComplement C9Complement Factor HPeptide FragmentsComplement Membrane Attack ComplexComplement C3-C5 ConvertasesProteolysisTrypsinKineticsElectrophoresis, Polyacrylamide GelProtein PrecursorsComplement Inactivating AgentsComplement C3aComplement C5aBinding SitesMolecular WeightReceptors, Complement 3bComplement C1Complement C6Base SequenceSerine EndopeptidasesSubstrate SpecificityRecombinant ProteinsComplement C4bAnaphylatoxinsCysteine EndopeptidasesProtease InhibitorsComplement C3dCell LineFurinProtein BindingComplement Fixation TestsFibrinolysinComplement C7MutationComplement C8Protein Structure, TertiaryComplement C3cComplement C1sSubtilisinsHemolysisMetalloendopeptidasesEscherichia coliEnzyme ActivationProtein ConformationDNA CleavageReceptors, Complement 3dComplement Hemolytic Activity AssayEnzyme InhibitorsChromatography, GelChymotrypsinMembrane ProteinsEnzyme PrecursorsLysine CarboxypeptidaseCaspasesCells, CulturedCalpainComplement Factor DADAM ProteinsAmyloid Precursor Protein SecretasesComplement Factor ICattleSequence Homology, Amino AcidChromatography, High Pressure LiquidCloning, MolecularComplement C4aStructure-Activity RelationshipImmunoelectrophoresisPeptidesBeta-GlobulinsMutagenesis, Site-DirectedPancreatic ElastaseGlycoproteinsAntigen-Antibody ComplexAspartic Acid EndopeptidasesKallikreinsRabbitsComplement C4b-Binding Protein