title: Enzyme deficiency linked to periodontitis.
mesh_terms: D020789:Cathepsin C / Q000172:deficiency* / Q000235:genetics; D006801:Humans; D010214:Papillon-Lefevre Disease / Q000201:enzymology* / Q000235:genetics; D010518:Periodontitis / Q000201:enzymology* / Q000209:etiology*
chemical_list: D020789:Cathepsin C