Predicted to enable protein kinase binding activity. Involved in regulation of cell population proliferation. Acts upstream of or within apoptotic mitochondrial changes. Located in mitochondrion. Is expressed in several structures, including gallbladder; gut; male reproductive gland or organ; nervous system; and trachea. Orthologous to human JTB (jumping translocation breakpoint). [provided by Alliance of Genome Resources, Apr 2022]