Biology:L-arabinose 1-dehydrogenase

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L-arabinose 1-dehydrogenase
Identifiers
EC number1.1.1.46
CAS number9028-52-8
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
Gene OntologyAmiGO / QuickGO

In enzymology, a L-arabinose 1-dehydrogenase (EC 1.1.1.46) is an enzyme that catalyzes the chemical reaction

L-arabinose + NAD+ [math]\displaystyle{ \rightleftharpoons }[/math] L-arabinono-1,4-lactone + NADH + H+

Thus, the two substrates of this enzyme are L-arabinose and NAD+, whereas its 3 products are L-arabinono-1,4-lactone, NADH, and H+.

This enzyme belongs to the family of oxidoreductases, specifically those acting on the CH-OH group of donor with NAD+ or NADP+ as acceptor. The systematic name of this enzyme class is L-arabinose:NAD+ 1-oxidoreductase. This enzyme participates in ascorbate and aldarate metabolism.

References

  • "The oxidation of L-arabinose by Pseudomonas saccharophila". The Journal of Biological Chemistry 217 (2): 607–24. December 1955. PMID 13271422.