Predicted to enable protein tyrosine phosphatase activity and protein tyrosine/serine/threonine phosphatase activity. Predicted to be involved in peptidyl-threonine dephosphorylation and peptidyl-tyrosine dephosphorylation. Located in mitochondrial intermembrane space. Is extrinsic component of mitochondrial inner membrane. Orthologous to human DUSP18 (dual specificity phosphatase 18). [provided by Alliance of Genome Resources, Apr 2022]