. . . . . . . . "Mu-type opioid receptor" . "1"^^ . . "292"^^ . . "Mature protein occurs in NX_P35372-15 at amino acids 1 - 292." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "2" . . .