Predicted to be a structural constituent of ribosome. Predicted to be involved in mitochondrial ribosome assembly and mitochondrial translation. Located in mitochondrion. Is expressed in several structures, including cerebral cortex; early conceptus; gonad; heart; and liver. Human ortholog(s) of this gene implicated in combined oxidative phosphorylation deficiency 36. Orthologous to human MRPS2 (mitochondrial ribosomal protein S2). [provided by Alliance of Genome Resources, Apr 2022]