Predicted to be involved in intra-Golgi vesicle-mediated transport. Predicted to act upstream of or within inter-Golgi cisterna vesicle-mediated transport. Predicted to be located in Golgi apparatus and nucleoplasm. Predicted to be part of Golgi transport complex. Human ortholog(s) of this gene implicated in congenital disorder of glycosylation type IIi. Orthologous to human COG5 (component of oligomeric golgi complex 5). [provided by Alliance of Genome Resources, Apr 2022]