Predicted to enable ubiquinol-cytochrome-c reductase activity. Located in mitochondrion. Is expressed in several structures, including alimentary system; integumental system; nervous system; sensory organ; and urinary system. Orthologous to human UQCR11 (ubiquinol-cytochrome c reductase, complex III subunit XI). [provided by Alliance of Genome Resources, Apr 2022]