Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | Camellia sinensis | enzyme is important in biosynthesis of catchin, epigallocatechin, and anthocyanidins, flavonoid metabolism in tea leaves, overview | ? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Camellia sinensis | - |
- |
- |
Purification (Comment) | Organism |
---|---|
partially | Camellia sinensis |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | 2 young leaves and bud | Camellia sinensis | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
activity of flavonoid metabolism enzymes in tea leaves | Camellia sinensis |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
(2R,3R)-dihydromyricetin + NADPH | combined dihydroflavonol 4-reductase/leucoanthocyanidin 4-reductae activity | Camellia sinensis | gallocatechin + NADP+ + H2O | - |
? | |
(2R,3R)-dihydroquercetin + NADPH | combined dihydroflavonol 4-reductase/leucoanthocyanidin 4-reductae activity, 2-step reaction | Camellia sinensis | (2R,3S)-catechin + NADP+ + H2O | - |
? | |
(2S)-eriodictyol + NADPH | flavan formation by combined flavanone 4-reductase/leucoanthocyanidin 4-reductae activity | Camellia sinensis | luteoliflavan + NADP+ + H2O | - |
? | |
(2S)-naringenin + NADPH | flavan formation by combined flavanone 4-reductase/leucoanthocyanidin 4-reductae activity | Camellia sinensis | ? | - |
? | |
2,3-trans-3,4-cis-leucoanthocyanidin + NADPH | - |
Camellia sinensis | (2R,3S)-catechin + NADP+ + H2O | - |
? | |
additional information | enzyme is important in biosynthesis of catchin, epigallocatechin, and anthocyanidins, flavonoid metabolism in tea leaves, overview | Camellia sinensis | ? | - |
? |
Synonyms | Comment | Organism |
---|---|---|
LAR | - |
Camellia sinensis |
leucoanthocyanidin 4-reductase | - |
Camellia sinensis |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
25 | - |
assay at | Camellia sinensis |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
6 | - |
assay at, combined flavanone 4-reductase/leucoanthocyanidin 4-reductae activity | Camellia sinensis |
7.6 | - |
combined dihydroflavonol 4-reductase/leucoanthocyanidin 4-reductae activity | Camellia sinensis |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
NADPH | dependent on | Camellia sinensis |