A Saccharomyces cerevisiae member of this family (PGA2) is an ER protein which has been implicated in protein trafficking [2].

1: Assigning function to yeast proteins by integration of technologies. Hazbun TR, Malmstrom L, Anderson S, Graczyk BJ, Fox B, Riffle M, Sundin BA, Aranda JD, McDonald WH, Chiu CH, Snydsman BE, Bradley P, Muller EG, Fields S, Baker D, Yates JR 3rd, Davis TN; Mol Cell 2003;12:1353-1365. PMID:14690591

2: A survey of essential gene function in the yeast cell division cycle. Yu L, Castillo LP, Mnaimneh S, Hughes TR, Brown GW; Mol Biol Cell. 2006;17:4736-4747. PMID:16943325