Plays an important role in the processing of non-canonical mitochondrial mRNA precursors .
Subcellular locations: Mitochondrion matrix, Mitochondrion nucleoid
Localizes to mitochondrial RNA granules found in close proximity to the mitochondrial nucleoids.
Expression detected in spleen, thymus, testis, ovary, colon, heart, smooth muscle, kidney, brain, lung, liver and white adipose tissue with highest expression in heart, smooth muscle, liver and thyroid.