Predicted to enable thiamine transmembrane transporter activity. Predicted to be involved in thiamine pyrophosphate transmembrane transport. Located in mitochondrion. Is expressed in central nervous system; embryo; retina inner nuclear layer; retina layer; and retina outer nuclear layer. Human ortholog(s) of this gene implicated in inherited metabolic disorder and microcephaly. Orthologous to human SLC25A19 (solute carrier family 25 member 19). [provided by Alliance of Genome Resources, Apr 2022]