Protein
Ureidoglycolate dehydrogenase (NAD(+))
Organism
Escherichia coli (strain K12)
Function
AllD plays a pivotal role as a metabolic branch-point enzyme in nitrogen utilization via the assimilation of allantoin (PubMed:10601204). It is able to utilize allantoin as a sole source of nitrogen under anaerobic conditions (PubMed:10601204). Catalyzes the oxidation of ureidoglycolate to oxalurate (PubMed:23284870).
Similarity
Belongs to the LDH2/MDH2 oxidoreductase family.
Sequence
MKISRETLHQLIENKLCQAGLKREHAATVAEVLVYADARGIHSHGAVRVEYYAERISKGGTNREPEFRLEETGPCSAILHADNAAGQVAAKMGMEHAIKTAQQNGVAVVGISRMGHSGAISYFVQQAARAGFIGISMCQSDPMVVPFGGAEIYYGTNPLAFAAPGEGDEILTFDMATTVQAWGKVLDARSRNMSIPDTWAVDKNGVPTTDPFAVHALLPAAGPKGYGLMMMIDVLSGVLLGLPFGRQVSSMYDDLHAGRNLGQLHIVINPNFFSSSELFRQHLSQTMRELNAITPAPGFNQVYYPGQDQDIKQRKAAVEGIEIVDDIYQYLISDALYNTSYETKNPFAQ