Table 2.

Thioredoxin‐like, DsbA‐like, and redox domains in the ER.

Protein family	Members	Function of the domains
Oxidoreductases	PDI, PDIp, ERp57, ERp72, ERp44, ERp46, PDIR, P5, ERdj5, ERp19, AGR2, AGR3	Thiol oxidation/reduction, protein binding
Transmembrane oxidoreductases	TMX, TMX3, TMX4, TMX5	Thiol oxidation/reduction
Chaperones	ERp29, PDILT, ERp27	Dimerization, protein binding
Glucosyltransferases	UGGT1, UGGT2	Structural role, protein binding
Selenoproteins	Sep15, SelM, SelT	Thiol reduction