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Literature summary for 1.1.1.234 extracted from

  • Stich, K.; Forkmann, G.
    Studies on columnidin biosynthesis with flower extracts from Columnea hybrida (1988), Z. Naturforsch. C, 43, 311-314.
No PubMed abstract available

Localization

Localization Comment Organism GeneOntology No. Textmining
soluble
-
Columnea hybrida
-
-

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
(2S)-flavanone + NADPH Columnea hybrida involved in the biosynthesis of 3-deoxyanthocyanidines such as apigeninidin or luteolinidin, from (2S)-flavanones naringenin or eriodictyol (2S)-flavan-4-ol + NADP+
-
?
(2S)-flavanone + NADPH Columnea hybrida Heklua involved in the biosynthesis of 3-deoxyanthocyanidines such as apigeninidin or luteolinidin, from (2S)-flavanones naringenin or eriodictyol (2S)-flavan-4-ol + NADP+
-
?

Organism

Organism UniProt Comment Textmining
Columnea hybrida
-
strain "Heklua"
-
Columnea hybrida Heklua
-
strain "Heklua"
-

Source Tissue

Source Tissue Comment Organism Textmining
flower
-
Columnea hybrida
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.0009
-
-
Columnea hybrida

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(2S)-eriodictyol + NADPH
-
Columnea hybrida luteoforol + NADP+
-
?
(2S)-eriodictyol + NADPH
-
Columnea hybrida Heklua luteoforol + NADP+
-
?
(2S)-flavanone + NADPH involved in the biosynthesis of 3-deoxyanthocyanidines such as apigeninidin or luteolinidin, from (2S)-flavanones naringenin or eriodictyol Columnea hybrida (2S)-flavan-4-ol + NADP+
-
?
(2S)-flavanone + NADPH involved in the biosynthesis of 3-deoxyanthocyanidines such as apigeninidin or luteolinidin, from (2S)-flavanones naringenin or eriodictyol Columnea hybrida Heklua (2S)-flavan-4-ol + NADP+
-
?
(2S)-naringenin + NADPH + H+
-
Columnea hybrida apiforol + NADP+
-
?
(2S)-naringenin + NADPH + H+
-
Columnea hybrida Heklua apiforol + NADP+
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.5
-
-
Columnea hybrida

Cofactor

Cofactor Comment Organism Structure
NADPH required Columnea hybrida