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Literature summary for 1.3.1.27 extracted from

  • Hambraeus, G.; Nyberg, N.
    Enzymatic hydrogenation of trans-2-nonenal in barley (2005), J. Agric. Food Chem., 53, 8714-8721.
    View publication on PubMed

Application

Application Comment Organism
food industry use of enzyme to improve beer quality by conversion of trans-2-nonenal, the major contributor to the cardboard-like taste of aged beer Hordeum vulgare

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0008
-
traumatin pH 6.6 Hordeum vulgare
0.001
-
trans-2-nonenal pH 6.6 Hordeum vulgare
0.002
-
1-octen-3-one pH 6.6 Hordeum vulgare
0.01
-
trans-2-hexenal pH 6.6 Hordeum vulgare

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
38000
-
x * 38000, SDS-PAGE Hordeum vulgare

Organism

Organism UniProt Comment Textmining
Hordeum vulgare
-
isoform ALH1
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1-octen-3-one + NADPH + H+
-
Hordeum vulgare nonanal + NADP+
-
?
trans-2-hexenal + NADPH + H+
-
Hordeum vulgare hexanal + NADP+
-
?
trans-2-nonenal + NADPH + H+
-
Hordeum vulgare nonanal + NADP+
-
?
traumatin + NADPH + H+ i.e. (10E)-12-oxododec-10-enoic acid Hordeum vulgare 12-oxododecanoic acid + NADP+
-
?

Subunits

Subunits Comment Organism
? x * 38000, SDS-PAGE Hordeum vulgare

Synonyms

Synonyms Comment Organism
ALH
-
Hordeum vulgare

Cofactor

Cofactor Comment Organism Structure
NADPH highly specific for NADPH Hordeum vulgare