The transporters associated with antigen processing (TAPs) allow antigenic peptides that have been generated in the cytosol to be transported into the lumen of the endoplasmic reticulum (ER ...

Cellular transfer RNAs (tRNAs) are synthesized in the nucleus and can be modified there or in the cytosol to create ... the endoplasmic reticulum (ER) lumen. Once in the ER lumen, carboxamide ...