Predicted to enable symporter activity. Predicted to be involved in sodium ion transport. Predicted to be located in membrane. Is expressed in adult brain cell body rind; adult brain perineurial glial cell; adult head; and organism. Used to study vitamin metabolic disorder. Human ortholog(s) of this gene implicated in congenital hypothyroidism and thyroid dyshormonogenesis 1. Orthologous to several human genes including SLC5A6 (solute carrier family 5 member 6).