Predicted to enable aldose 1-epimerase activity. Predicted to be involved in galactose catabolic process via UDP-galactose and glucose metabolic process. Predicted to act upstream of or within carbohydrate metabolic process. Predicted to be located in cytoplasm. Human ortholog(s) of this gene implicated in galactosemia. Orthologous to human GALM (galactose mutarotase). [provided by Alliance of Genome Resources, Apr 2022]