Predicted to be involved in maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA). Predicted to be located in nucleus. Predicted to be part of small-subunit processome. Predicted to be active in nucleolus. Is expressed in several structures, including central nervous system; genitourinary system; hemolymphoid system gland; liver; and retina. Orthologous to human WDR46 (WD repeat domain 46). [provided by Alliance of Genome Resources, Apr 2022]