Enables lactoylglutathione lyase activity. Involved in carbohydrate metabolic process; glutathione metabolic process; and methylglyoxal metabolic process. Predicted to be located in cytosol; nucleoplasm; and plasma membrane. Human ortholog(s) of this gene implicated in autistic disorder; diabetic retinopathy; end stage renal disease; type 2 diabetes mellitus; and vascular disease. Orthologous to human GLO1 (glyoxalase I). [provided by Alliance of Genome Resources, Apr 2022]