>sp|Q9NWF4-2|S52A1_HUMAN Isoform 2 of Solute carrier family 52, riboflavin transporter, member 1 OS=Homo sapiens OX=9606 GN=SLC52A1 MAAPTLGRLVLTHLLVALFGMGSWAAVNGIWVELPVVVKDLPEGEWEGGTGKRGAGMPRK VACGSSLSLSHCAPDMASFLPCRLEPPLIPLCGCGAGKPGSAGGDPVEAAGPGQGRAGPH PGGTGAECSGHSPAGPSVAPRGPSGRAAPLCGLPNSGLGVGNGLLYL