part of alcohol transmembrane transporter activity retinol transmembrane transporter activity Reactome:R-HSA-2466749 Reactome:R-HSA-2466802 vitamin A1 transporter activity Enables the transfer of retinol from one side of a membrane to the other. Retinol is vitamin A1, 2,6,6-trimethyl-1-(9'-hydroxy-3',7'-dimethylnona-1',3',5',7'-tetraenyl)cyclohex-1-ene, one of the three components that makes up vitamin A. retinol transporter activity Reactome:R-HSA-1467466 molecular_function GO:0034632 retinol transport vitamin transmembrane transporter activity lipid transmembrane transporter activity