Predicted to enable transferase activity. Predicted to be involved in enzyme-directed rRNA pseudouridine synthesis and maturation of SSU-rRNA. Predicted to act upstream of or within ribosome biogenesis. Predicted to be located in cytoplasm. Is expressed in diencephalon mantle layer; hypothalamus mantle layer; hypothalamus ventricular layer; and thalamus mantle layer. Orthologous to human TSR3 (TSR3 ribosome maturation factor). [provided by Alliance of Genome Resources, Apr 2022]