Predicted to enable ribonuclease P RNA binding activity. Predicted to contribute to ribonuclease P activity. Predicted to be involved in tRNA 5'-leader removal. Predicted to be located in nucleus. Predicted to be part of nucleolar ribonuclease P complex. Orthologous to human RPP21 (ribonuclease P/MRP subunit p21). [provided by Alliance of Genome Resources, Apr 2022]