title: Collagen-like peptides in crystalline pepsin preparations.
mesh_terms: D000818:Animals; D002352:Carrier Proteins; D003094:Collagen / Q000032:analysis; D006909:Hydroxyproline / Q000032:analysis*; D010434:Pepsin A / Q000592:standards*; D011506:Proteins / Q000032:analysis; D012015:Reference Standards; D013552:Swine
chemical_list: D002352:Carrier Proteins; D011506:Proteins; C007105:c1q-binding proteins; D003094:Collagen; D010434:Pepsin A; D006909:Hydroxyproline