^"Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
^"Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
^Schenker T, Lach C, Kessler B, Calderara S, Trueb B (Nov 1994). "A novel GTP-binding protein which is selectively repressed in SV40 transformed fibroblasts". J Biol Chem. 269 (41): 25447–53. PMID7929244.
^Sazuka T, Tomooka Y, Ikawa Y, Noda M, Kumar S (Dec 1992). "DRG: a novel developmentally regulated GTP-binding protein". Biochem Biophys Res Commun. 189 (1): 363–70. doi:10.1016/0006-291X(92)91567-A. PMID1449490.