Protein
Probable D-xylulose reductase A
Organism
Neosartorya fischeri (strain ATCC 1020 / DSM 3700 / CBS 544.65 / FGSC A1164 / JCM 1740 / NRRL 181 / WB 181)
Function
Xylitol dehydrogenase which catalyzes the conversion of xylitol to D-xylulose. Xylose is a major component of hemicelluloses such as xylan. Most fungi utilize D-xylose via three enzymatic reactions, xylose reductase (XR), xylitol dehydrogenase (XDH), and xylulokinase, to form xylulose 5-phosphate, which enters pentose phosphate pathway (By similarity).
Similarity
Belongs to the zinc-containing alcohol dehydrogenase family.
Sequence
MSTSTATAQNLSFVLEGIHQVKFEDRPIPELKDPHDVLVNVKFTGICGSDVHYWEHGSIGQFVVKDPMVLGHESSGVISKVGSAVTGLKVGDRVAMEPGIPCRRCEPCKAGKYNLCEKMAFAATPPYDGTLAKFYVLPEDFCYKLPDNISLQEGALMEPLGVAVHIVRQASVTPGQSVIVFGAGPVGLLCCAVAKAFGAAKIIAVDIQKPRLDFAKRYAATSTFEPAKVSAVDNADRLRKENNLGVGADVVIDASGAEPSVHTGIHVLRPGGTYVQGGMGRSEIMFPIMAACTKELTFKGSFRYGSGDYKLAVGLVASGRVNVKDLITGVVEFHDAEQAFKEVKAGKGIKTLIAGIQD