Predicted to enable box H/ACA snoRNA binding activity and telomerase RNA binding activity. Involved in snoRNA guided rRNA pseudouridine synthesis. Part of box H/ACA snoRNP complex. Human ortholog(s) of this gene implicated in autosomal recessive dyskeratosis congenita 1. Orthologous to human NOP10 (NOP10 ribonucleoprotein). [provided by Alliance of Genome Resources, Apr 2022]