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Literature summary for 1.1.1.191 extracted from

  • Ludwig-Muller, J.; Hilgenberg, W.
    Identification of indole-3-acetaldehyde and indole-3-acetaldehyde reductase in Chinese cabbage (1990), Physiol. Plant., 80, 541-548.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
indole-3-acetic acid activation up to 0.05 mM Brassica rapa subsp. pekinensis
indole-3-ethanol activation up to 0.1 mM Brassica rapa subsp. pekinensis

Inhibitors

Inhibitors Comment Organism Structure
indole-3-acetic acid inhibitory above 0.05 mM Brassica rapa subsp. pekinensis
iodoacetate 33% inhibition at 0.1 mM Brassica rapa subsp. pekinensis
NADPH inhibitory above 0.2 mM Brassica rapa subsp. pekinensis
p-chloromercuribenzoate 17% inhibition at 0.1 mM Brassica rapa subsp. pekinensis
p-chloromercuriphenylsulfonic acid 46% inhibition at 0.1 mM Brassica rapa subsp. pekinensis
p-hydroxymercuribenzoate 40% inhibition at 0.1 mM Brassica rapa subsp. pekinensis
tryptophan inhibition at low concentrations Brassica rapa subsp. pekinensis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.036
-
NADPH
-
Brassica rapa subsp. pekinensis
0.125
-
Indole-3-acetaldehyde
-
Brassica rapa subsp. pekinensis
0.5
-
phenylacetaldehyde
-
Brassica rapa subsp. pekinensis
0.715
-
acetaldehyde
-
Brassica rapa subsp. pekinensis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
32000
-
gel filtration Brassica rapa subsp. pekinensis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
indole-3-acetaldehyde + NADPH Arabidopsis thaliana
-
indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH Brassica napus
-
indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH Brassica oleracea
-
indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH Brassica rapa subsp. pekinensis
-
indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH Sinapis alba
-
indole-3-ethanol + NADP+
-
?

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana
-
-
-
Brassica napus
-
-
-
Brassica oleracea
-
-
-
Brassica rapa subsp. pekinensis
-
chinese cabbage
-
Sinapis alba
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Brassica rapa subsp. pekinensis

Source Tissue

Source Tissue Comment Organism Textmining
leaf
-
Arabidopsis thaliana
-
leaf
-
Brassica napus
-
leaf
-
Brassica oleracea
-
leaf
-
Brassica rapa subsp. pekinensis
-
leaf
-
Sinapis alba
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
acetaldehyde + NADPH + H+ 5fold higher activity than for indole-3-acetaldehyde Brassica rapa subsp. pekinensis ethanol + NADP+
-
?
benzaldehyde + NADPH 65% of the activity compared to indole-3-acetaldehyde Brassica rapa subsp. pekinensis benzyl alcohol + NADP+
-
?
indole-3-acetaldehyde + NADPH
-
Arabidopsis thaliana indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH
-
Brassica napus indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH
-
Brassica oleracea indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH
-
Brassica rapa subsp. pekinensis indole-3-ethanol + NADP+
-
?
indole-3-acetaldehyde + NADPH
-
Sinapis alba indole-3-ethanol + NADP+
-
?
phenylacetaldehyde + NADPH + H+ 2.4fold higher activity than for indole-3-acetaldehyde Brassica rapa subsp. pekinensis phenylethanol + NADP+
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6 7
-
Brassica rapa subsp. pekinensis

Cofactor

Cofactor Comment Organism Structure
NADP+
-
Arabidopsis thaliana
NADP+
-
Brassica napus
NADP+
-
Brassica oleracea
NADP+
-
Brassica rapa subsp. pekinensis
NADP+
-
Sinapis alba