Protein
D-xylose 1-dehydrogenase (NADP(+))
Organism
Hypocrea jecorina (strain ATCC 56765 / BCRC 32924 / NRRL 11460 / Rut C-30)
Function
NADP-dependent D-xylose dehydrogenase catalyzing the oxydation of D-xylose into D-xylonolactone. Displays also some, albeit lower activity with D-glucose, D-galactose and L-arabinose as substrate. Probably not involved in D-xylose degradation, as it has been shown that H.jecorina assimilates D-xylose via D-xylose reductase and xylitol dehydrogenase, and it is unable to grow on D-xylonic acid as sole carbon source. May play a role in the regeneration of NADP(+) in the presence of D-xylose.
Similarity
Belongs to the Gfo/Idh/MocA family.
Sequence
MASGNPYTLKWGIMATGGIAETFCKDLLCNPAIRGADDVRHEIVAVASSSSSKRAEEFLQRIDGAFDAKTYGSYPELVADPNVDIVYVATPHSHHFQNTMLALEAGKNVLCEKAFTVTAAQARKLVETAKAKKLFLMEAVWTRYFPLSIKIRELIAAGEIGTVFRTIADLSINANSEQGQALKFADSHRMVNPDLAGGATLDLGVYPLTWVFQTLYHLQPEEDKEAPTVVASSNKYTTGADENTAIICSFPRHNSIGIASTTMRADTDPEKDTIPAVRIQGSKGEIQVFFPTYRPLKYKVVKTNGEAQTVDCPIPGDPARKGSGHGMFWEADECARCLRDGKLESATLPWKESIVIMETMEEALRQGGVTYPELITTDVYDPKSPLNTGNQ