Component of the large ribosomal subunit (  ). Required for proper rRNA processing and maturation of 28S and 5.8S rRNAs .
Subcellular locations: Cytoplasm, Cytosol, Cytoplasm, Rough endoplasmic reticulum
Detected on cytosolic polysomes . Detected in ribosomes that are associated with the rough endoplasmic reticulum (By similarity).