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Literature summary for 1.1.1.283 extracted from

  • Xu, D.; Liu, X.; Guo, C.; Zhao, J.
    Methylglyoxal detoxification by an aldo-keto reductase in the cyanobacterium Synechococcus sp. PCC 7002 (2006), Microbiology, 152, 2013-2021.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.08
-
methylglyoxal 1 mM Synechococcus sp.
0.31
-
2-nitrobenzaldehyde 1 mM Synechococcus sp.
0.56
-
DL-glyceraldehyde 1 mM Synechococcus sp.
0.85
-
4-nitrobenzaldehyde 1 mM Synechococcus sp.
0.91
-
3-Nitrobenzaldehyde 1 mM Synechococcus sp.
1.33
-
isopentaldehyde 1 mM Synechococcus sp.
1.69
-
benzaldehyde 1 mM Synechococcus sp.
104
-
D-xylose 50 mM Synechococcus sp.
160
-
D-galactose 50 mM Synechococcus sp.
234
-
L-arabinose 50 mM Synechococcus sp.
445
-
D-glucose 50 mM Synechococcus sp.

Organism

Organism UniProt Comment Textmining
Synechococcus sp.
-
strain PCC 7002
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.038
-
1 mM acetaldehyde as substrate Synechococcus sp.
0.047
-
1 mM crotonaldehyde as substrate Synechococcus sp.
0.047
-
1 mM isatin as substrate Synechococcus sp.
0.048
-
1 mM dihydroxyacetone as substrate Synechococcus sp.
0.109
-
50 mM D-glucose as substrate Synechococcus sp.
0.211
-
1 mM ninhydrin as substrate Synechococcus sp.
0.225
-
1 mM succinic semialdehyde as substrate Synechococcus sp.
0.24
-
50 mM D-galactose as substrate Synechococcus sp.
0.364
-
50 mM L-arabinose as substrate Synechococcus sp.
0.373
-
1 mM diacetyl as substrate Synechococcus sp.
0.507
-
1 mM DL-glyceraldehyde as substrate Synechococcus sp.
0.641
-
1 mM isopentaldehyde as substrate Synechococcus sp.
0.651
-
1 mM benzaldehyde as substrate Synechococcus sp.
0.66
-
50 mM D-xylose as substrate Synechococcus sp.
1.072
-
1 mM 3-nitrobenzaldehyde as substrate Synechococcus sp.
1.091
-
1 mM 4-nitrobenzaldehyde as substrate Synechococcus sp.
1.206
-
1 mM 2-nitrobenzaldehyde as substrate Synechococcus sp.
1.278
-
1 mM methylglyoxal as substrate Synechococcus sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-nitrobenzaldehyde + NADPH
-
Synechococcus sp. 2-nitrobenzyl alcohol + NADP+
-
?
3-nitrobenzaldehyde + NADPH + H+
-
Synechococcus sp. 3-nitrobenzyl alcohol + NADP+
-
?
4-nitrobenzaldehyde + NADPH + H+
-
Synechococcus sp. 4-nitrobenzyl alcohol + NADP+
-
?
acetaldehyde + NADPH + H+
-
Synechococcus sp. ethanol + NADP+
-
?
benzaldehyde + NADPH
-
Synechococcus sp. benzyl alcohol + NADP+
-
?
crotonaldehyde + NADPH
-
Synechococcus sp. (2Z)-but-2-en-1-ol + NADP+
-
?
D-arabinose + NADPH
-
Synechococcus sp. ? + NADP+
-
?
D-galactose + NADPH
-
Synechococcus sp. ? + NADP+
-
?
D-glucose + NADPH
-
Synechococcus sp. ? + NADP+
-
?
D-xylose + NADPH
-
Synechococcus sp. ? + NADP+
-
?
diacetyl + NADPH
-
Synechococcus sp. ? + NADP+
-
?
dihydroxyacetone + NADPH
-
Synechococcus sp. glycerol + NADP+
-
?
DL-glyceraldehyde + NADPH
-
Synechococcus sp. glycerol + NADP+
-
?
isatin + NADPH
-
Synechococcus sp. ? + NADP+
-
?
isopentaldehyde + NADPH + H+
-
Synechococcus sp. isopentanol + NADP+
-
?
L-arabinose + NADPH + H+
-
Synechococcus sp. ?
-
r
methylglyoxal + NADPH
-
Synechococcus sp. lactaldehyde + NADP+
-
?
ninhydrin + NADPH
-
Synechococcus sp. ? + NADP+
-
?
succinic semialdehyde + NADPH
-
Synechococcus sp. ? + NADP+
-
?

Synonyms

Synonyms Comment Organism
AKR
-
Synechococcus sp.
aldo-keto reductase
-
Synechococcus sp.
SakR1
-
Synechococcus sp.

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.52
-
DL-glyceraldehyde 1 mM Synechococcus sp.
0.62
-
D-glucose 50 mM Synechococcus sp.
0.65
-
isopentaldehyde 1 mM Synechococcus sp.
0.68
-
D-galactose 50 mM Synechococcus sp.
0.85
-
methylglyoxal 1 mM Synechococcus sp.
1.05
-
benzaldehyde 1 mM Synechococcus sp.
1.12
-
3-Nitrobenzaldehyde 1 mM Synechococcus sp.
1.22
-
D-xylose 50 mM Synechococcus sp.
1.24
-
4-nitrobenzaldehyde 1 mM Synechococcus sp.
1.27
-
L-arabinose 50 mM Synechococcus sp.
1.31
-
2-nitrobenzaldehyde 1 mM Synechococcus sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Synechococcus sp.

pH Stability

pH Stability pH Stability Maximum Comment Organism
5 7.5 enzymic activity declined rapidly when pH values were higher than 7.5 or lower than 5 Synechococcus sp.

Cofactor

Cofactor Comment Organism Structure
NADPH
-
Synechococcus sp.