Predicted to enable snoRNA binding activity. Predicted to be involved in rRNA processing. Predicted to be part of preribosome, small subunit precursor. Predicted to be active in cytoplasm and nucleolus. Is expressed in several structures, including alar plate midbrain region; musculature system; nervous system; pectoral fin bud; and segmental plate. Orthologous to human BYSL (bystin like).