Tropomyosin from bovine brain contains two polypeptide chains of slightly different molecular weights.
D000818:Animals; D001923:Brain Chemistry; D002417:Cattle; D046911:Macromolecular Substances; D008970:Molecular Weight; D009132:Muscles; D011817:Rabbits; D014335:Tropomyosin
D046911:Macromolecular Substances; D014335:Tropomyosin