AG1, AGR1, anterior gradient homolog 1, endoplasmic reticulum protein ERp19, endoplasmic reticulum resident protein 18, endoplasmic reticulum resident protein 19, endoplasmic reticulum thioredoxin superfamily member, 18 kDa, ER protein 18, ER protein 19,
Endoplasmic reticulum proteins (ERps) are widely expressed proteins and localize to the ER. ERp19, ERp29, ERp46, ERp57 and ERp72 may act as proteases, protein disulfide isomerases, thiol-disulfide oxidases, phospholipases or a combination of these. ERp19