Predicted to enable nucleotide binding activity. Predicted to be involved in positive regulation of mitochondrial fission; positive regulation of mitochondrial fusion; and positive regulation of protein targeting to membrane. Predicted to act upstream of or within mitochondrion organization. Predicted to be located in mitochondrion. Predicted to be active in mitochondrial outer membrane. Human ortholog(s) of this gene implicated in optic atrophy. Orthologous to human MIEF1 (mitochondrial elongation factor 1).