GTPase-activating protein, stimulates the GTPase activity of Sar1p; component of the Sec23p-Sec24p heterodimer of the COPII vesicle coat, involved in ER to Golgi transport; substrate of Ubp3/Bre5 complex; ubiquitylated by Ub-ligase Rsp5p; proteasome-mediated degradation of Sec23p is regulated by Cdc48p [Source:SGD;Acc:S000006385]

Chromosome XVI: 897,361-899,667 reverse strand.

R64-1-1:BK006949.2

This gene has 1 transcript (splice variant), 397 orthologues and 1 paralogue.

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