RER1 protein, putative. similar to ATRER1B (Arabidopsis thaliana endoplasmatic reticulum retrieval protein 1B) [Arabidopsis thaliana] (TAIR:AT2G21600.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO22823.1); contains InterPro domain Retrieval of early ER protein Rer1; (InterPro:IPR004932)