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Literature summary for 1.2.1.44 extracted from

  • Sarni, F.; Grand, C.; Boudet, A.M.
    Purification and properties of cinnamoyl-CoA reductase and cinnamyl alcohol dehydrogenase from poplar stems (Populus X euramericana) (1984), Eur. J. Biochem., 139, 259-265.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
2-mercaptoethanol
-
Populus x canadensis
bovine serum albumin twofold increase of enzyme activity Populus x canadensis
dithiothreitol
-
Populus x canadensis

General Stability

General Stability Organism
2-mercaptoethanol: stabilizes , only stable in presence of Populus x canadensis
ethyleneglycol, 15%, stabilizes Populus x canadensis

Inhibitors

Inhibitors Comment Organism Structure
1,10-phenanthroline
-
Populus x canadensis
4-chloromercuribenzoate
-
Populus x canadensis
N-ethylmaleimide
-
Populus x canadensis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.00235
-
feruloyl-CoA
-
Populus x canadensis
0.0037
-
sinapoyl-CoA
-
Populus x canadensis
0.00427
-
p-Coumaroyl-CoA
-
Populus x canadensis
0.0116
-
NADPH cosubstrate sinapoyl-CoA Populus x canadensis
0.0143
-
NADPH cosubstrate p-coumaroyl-CoA Populus x canadensis
0.0188
-
NADPH cosubstrate feruloyl-CoA Populus x canadensis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
36000
-
gel filtration Populus x canadensis
38000
-
1 * 38000, SDS-PAGE Populus x canadensis

Organism

Organism UniProt Comment Textmining
Populus x canadensis
-
poplar
-

Purification (Commentary)

Purification (Comment) Organism
poplar stem Populus x canadensis

Source Tissue

Source Tissue Comment Organism Textmining
stem xylem, sclerenchyma Populus x canadensis
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.78
-
with feruloyl-CoA as substrate Populus x canadensis

Storage Stability

Storage Stability Organism
4°C, mercaptoethanol, ethyleneglycol, 1 month, 35% loss of activity Populus x canadensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
cinnamoyl-CoA + NADPH catalyzes preferentially the formation of cinnamaldehyde Populus x canadensis cinnamaldehyde + CoA + NADP+ catalyzes preferentially the formation of cinnamaldehyde ?
feruloyl-CoA + NADPH
-
Populus x canadensis ferulic aldehyde + CoA + NADP+
-
r
p-coumaroyl-CoA + NADPH
-
Populus x canadensis p-coumaric aldehyde + CoA + NADP+
-
?
sinapoyl-CoA + NADPH
-
Populus x canadensis sinapic aldehyde + CoA + NADP+
-
?

Subunits

Subunits Comment Organism
monomer 1 * 38000, SDS-PAGE Populus x canadensis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Populus x canadensis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6 6.5
-
Populus x canadensis

pH Range

pH Minimum pH Maximum Comment Organism
additional information
-
-
Populus x canadensis

Cofactor

Cofactor Comment Organism Structure
NADP+ not: NADH Populus x canadensis