ER-Golgi transport defects are associated with mutations in the Sed5p-binding domain of the COPII coat subunit, Sec24p.
Miller EA, Liu Y, Barlowe C, Schekman R.
Mol Biol Cell. 2005 Aug;16(8):3719-26. doi: 10.1091/mbc.e05-03-0262. Epub 2005 Jun 1.PMID: 15930124