Involved in the biogenesis of the 60S ribosomal subunit. Associates with pre-60S ribosomal particles (PubMed:32669547). Interacts with MINAS-60 (product of an alternative open reading frame of RBM10) (PubMed:35393574). Belongs to the TRAFAC class OBG-HflX-like GTPase superfamily. OBG GTPase family. NOG subfamily.