PREB localizations
PREB [ENSP00000260643]
Prolactin regulatory element-binding protein; Guanine nucleotide exchange factor that specifically activates the small GTPase SAR1B. Mediates the recruitment of SAR1B and other COPII coat components to endoplasmic reticulum membranes and is therefore required for the formation of COPII transport vesicles from the ER.
Synonyms: PREB, B5MC98, F8WCS5, H7BZX0, H7C0W3 ...