Synonyms: Proteins,specific or class, lactose-transporting; Transport proteins, lactose;Galactoside permease; Gene lacY proteins; LacY proteins; Lactose operonpermease; Lactose permease; Lactose-transporting proteins; Permease,galactoside; Permease, lactose; Permease, lactose operon; Permease, thiomethyl b-D-galactopyranoside; Permease, b-galactoside; Thiomethyl b-D-galactopyranoside permease;lac Permease; lacY Permease; b-Galactoside permease