CATH Classification

Domain Context

CATH Clusters

Superfamily Dihydrodipicolinate Reductase; domain 2
Functional Family Galactose 1-dehydrogenase

Enzyme Information

1.1.1.376
L-arabinose 1-dehydrogenase (NAD(P)(+)).
based on mapping to UniProt Q53TZ2
L-arabinose + NAD(P)(+) = L-arabinono-1,4-lactone + NAD(P)H.
-!- The enzymes from the bacterium Azospirillum brasilense and the archaeon Haloferax volcanii are part of the L-arabinose degradation pathway and prefer NADP(+) over NAD(+). -!- In vitro the enzyme from Azospirillum brasilense shows also high catalytic efficiency with D-galactose.
1.1.1.48
D-galactose 1-dehydrogenase.
based on mapping to UniProt Q53TZ2
D-galactose + NAD(+) = D-galactono-1,4-lactone + NADH.
-!- This enzyme is part of the De Ley-Doudoroff pathway, which is used by some bacteria during growth on D-galactose.
1.1.1.120
Galactose 1-dehydrogenase (NADP(+)).
based on mapping to UniProt Q53TZ2
D-galactose + NADP(+) = D-galactono-1,5-lactone + NADPH.
-!- Also acts on L-arabinose, 6-deoxy- and 2-deoxy-D-galactose.

UniProtKB Entries (1)

Q53TZ2
ARAA_AZOBR
Azospirillum brasilense
L-arabinose 1-dehydrogenase (NAD(P)(+))

PDB Structure

PDB 6JNK
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural insights into the catalytic and substrate recognition mechanisms of bacterial l-arabinose 1-dehydrogenase.
Watanabe, Y., Iga, C., Watanabe, Y., Watanabe, S.
Febs Lett.
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