Predicted to enable protein-macromolecule adaptor activity. Acts upstream of or within mitochondrion morphogenesis; negative regulation of macroautophagy; and positive regulation of mitotic cell cycle. Located in mitochondrion. Is expressed in genitourinary system. Orthologous to human POLDIP2 (DNA polymerase delta interacting protein 2). [provided by Alliance of Genome Resources, Apr 2022]