Predicted to enable 4-hydroxybutyrate receptor activity and riboflavin transmembrane transporter activity. Predicted to be involved in riboflavin transport. Predicted to be located in plasma membrane. Predicted to be integral component of plasma membrane. Human ortholog(s) of this gene implicated in Brown-Vialetto-Van Laere syndrome 2 and riboflavin deficiency. Orthologous to several human genes including SLC52A2 (solute carrier family 52 member 2). [provided by Alliance of Genome Resources, Apr 2022]