these results plus the established wide distribution of glucose dehydrogenase , the microsomal glucose-6-phosphate dehydrogenase , and its localization to the lumen of the endoplasmic reticulum suggest that most mammalian cells have two sets of enzymes of the pentose phosphate pathway : one is cytoplasmic and the other is in the endoplasmic reticulum .
C0010834
cytoplasmic
C0014239
endoplasmic reticulum