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Literature summary for 1.1.1.121 extracted from

  • Cline, A.L.; Hu, A.S.L.
    Enzymatic characterization and comparison of three sugar dehydrogenases from a pseudomonad (1965), J. Biol. Chem., 240, 4493-4497.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.16
-
NAD+
-
Pseudomonas sp.
0.78
-
D-galactose
-
Pseudomonas sp.

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
D-aldose + NAD+ Pseudomonas sp. broad substrate specificity D-aldonolactone + NADH
-
?
D-aldose + NAD+ Pseudomonas sp. the enzyme is coordinately regulated with EC 1.1.1.120 and EC 1.1.1.117 D-aldonolactone + NADH
-
?

Organism

Organism UniProt Comment Textmining
Pseudomonas sp.
-
G6
-
Pseudomonas sp. G6
-
G6
-

Purification (Commentary)

Purification (Comment) Organism
G6 Pseudomonas sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2,3,4-trideoxyaldopyranose + NAD+
-
Pseudomonas sp. ? + NADH
-
?
2-deoxy-D-galactose + NAD+
-
Pseudomonas sp. ? + NADH
-
?
2-deoxy-D-glucose + NAD+
-
Pseudomonas sp. ? + NADH
-
?
5-hydroxypentanal + NAD+
-
Pseudomonas sp. ? + NADH
-
?
chalcose + NAD+ demethylated Pseudomonas sp. ? + NADH
-
?
D-aldose + NAD+ broad substrate specificity Pseudomonas sp. D-aldonolactone + NADH
-
?
D-aldose + NAD+ the enzyme is coordinately regulated with EC 1.1.1.120 and EC 1.1.1.117 Pseudomonas sp. D-aldonolactone + NADH
-
?
D-fucose + NAD+
-
Pseudomonas sp. D-fucono-delta-lactone + NADH
-
?
D-galactose + NAD+ beta-anomer preferred to alpha-anomer Pseudomonas sp. D-galactono-gamma-lactone + NADH
-
?
D-glucose + NAD+ the most probable produced aldonolactones from this and the following substrates have not been isolated so far Pseudomonas sp. D-glucono-delta-lactone + NADH + H+
-
?
D-glucose + NAD+ beta-anomer preferred over alpha-anomer Pseudomonas sp. D-glucono-delta-lactone + NADH + H+
-
?
D-quinovose + NAD+
-
Pseudomonas sp. ? + NADH
-
?
D-xylose + NAD+
-
Pseudomonas sp. ? + NADH
-
?
L-arabinose + NAD+ alpha-anomer preferred to beta-anomer Pseudomonas sp. ? + NADH
-
?
additional information broad substrate specificity Pseudomonas sp. ?
-
?
viosamine + NAD+ i.e. 4-amino-4,6-dideoxy-D-glucose Pseudomonas sp. ? + NADH
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
23
-
assay at Pseudomonas sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
9.2
-
Tris/acetate buffer Pseudomonas sp.

pH Range

pH Minimum pH Maximum Comment Organism
8 9.8 about 80% of maximal activity at pH 8.0 and 9.8 in Tris/acetate buffer Pseudomonas sp.

Cofactor

Cofactor Comment Organism Structure
NAD+
-
Pseudomonas sp.
NADP+ active at concentrations above 0.02 M Pseudomonas sp.