title: Third component of human complement: structural analysis of the polypeptide chains of C3 and C3b.
mesh_terms: D000478:Alkylation; D000595:Amino Acid Sequence; D000596:Amino Acids / Q000032:analysis; D002241:Carbohydrates / Q000032:analysis; D002268:Carboxypeptidases; D003176:Complement C3 / Q000302:isolation & purification; D006801:Humans; D007460:Iodoacetamide; D046911:Macromolecular Substances; D008970:Molecular Weight; D010084:Oxidation-Reduction; D010446:Peptide Fragments / Q000032:analysis; D010455:Peptides; D014357:Trypsin
chemical_list: D000596:Amino Acids; D002241:Carbohydrates; D003176:Complement C3; D046911:Macromolecular Substances; D010446:Peptide Fragments; D010455:Peptides; D002268:Carboxypeptidases; D014357:Trypsin; D007460:Iodoacetamide