scaffold for COP II assembly Sec16
endoplasmic reticulum exit site
FB:FBgn0052654 MGI:MGI:2139207 PANTHER:PTN000333928 SGD:S000006006 UniProtKB:O15027 UniProtKB:Q57WC1 UniProtKB:Q96JE7 WB:WBGene00013985