When cursor points to a box further details will be displayed in a tooltip window. If you click on the box you will change to appropriate enzyme specification.
© IUBMB 2003
The above steps also make ribose 5-phosphate for nucleotide biosynthesis.
For the net reaction of both early and late stages of the pentose phosphate pathway click here.
pentose phosphate pathway (later stages)
pentose phosphate pathway (overall reaction)
EC 18.104.22.168 phosphogluconate dehydrogenase (NADP+-dependent, decarboxylating)
EC 22.214.171.124 glucose-6-phosphate dehydrogenase
EC 126.96.36.1993 phosphogluconate dehydrogenase (NAD+-dependent, decarboxylating)
EC 188.8.131.521 phosphogluconate dehydrogenase (NAD(P)+-dependent, decarboxylating)
EC 184.108.40.206 6-phosphogluconolactonase
EC 220.127.116.11 ribulose-phosphate 3-epimerase
EC 18.104.22.168 ribose-5-phosphate isomerase