Glucose-6-phosphate exchanger SLC37A1
SLC37A1 locates to the membrane of the endoplasmic reticulum ( ER ) , and is a glucose 6-phosphate:inorganic phosphate antiporter , transporting glucose 6-phosphate from the cytoplasm into the lumen of the ER , while transporting phosphate in the opposite direction . 
<triplet> endoplasmic reticulum <subj> cytoplasm <obj> part of