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Literature summary for 1.14.11.9 extracted from

  • Owens, D.K.; Crosby, K.C.; Runac, J.; Howard, B.A.; Winkel, B.S.
    Biochemical and genetic characterization of Arabidopsis flavanone 3beta-hydroxylase (2008), Plant Physiol. Biochem., 46, 833-843.
    View publication on PubMed

Protein Variants

Protein Variants Comment Organism
additional information in mutants lacking flavanone 3beta-hydroxylase, the enzymes flavonol synthase EC 1.14.11.23, and anthocyanidin synthase, EC 1.14.11.19, can partially compensate for its activity in vivo Arabidopsis thaliana

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.024
-
(2S)-naringenin 25°C Arabidopsis thaliana

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana
-
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
25
-
25°C Arabidopsis thaliana

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(2S)-naringenin + 2-oxoglutarate + O2 enzyme is stereospecific for (S)-naringenin Arabidopsis thaliana (2R,3R)-dihydrokaempferol + succinate + CO2
-
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Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Arabidopsis thaliana

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30
-
stable up to Arabidopsis thaliana

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5 8.7
-
Arabidopsis thaliana