EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
2.1.1.7 | additional information | nicotinic acid and nicotinamide inhibit the growth of roots | Vigna radiata var. radiata | |
2.4.2.19 | additional information | nicotinic acid and nicotinamide inhibit growth of roots | Vigna radiata var. radiata |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
2.4.2.19 | Mg2+ | - |
Vigna radiata var. radiata |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.1.1.7 | S-adenosyl-L-methionine + nicotinate | Vigna radiata var. radiata | enzyme is involved in metabolism of nicotinic acid and nicotinamide, trigonelline and pyridine nucleotide pathway overview | S-adenosyl-L-homocysteine + N-methylnicotinate | i.e. trigonelline | ? | |
2.4.2.19 | pyridine-2,3-dicarboxylate + 5-phospho-alpha-D-ribose 1-diphosphate | Vigna radiata var. radiata | synthesis of precursors for trigonelline biosynthesis, feeding experiments, overview | nicotinate D-ribonucleotide + diphosphate + CO2 | - |
? | |
3.5.1.19 | additional information | Vigna radiata var. radiata | changes in trigonelline content and nicotinic acid metabolism during germination, overview | ? | - |
? | |
3.5.1.19 | nicotinamide + H2O | Vigna radiata var. radiata | the enzyme is involved in the trigonelline biosynthesis | nicotinate + NH3 | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.1.1.7 | Vigna radiata var. radiata | - |
i.e. Vigna radiate | - |
2.4.2.19 | Vigna radiata var. radiata | - |
i.e. Vigna radiata | - |
3.5.1.19 | Vigna radiata var. radiata | - |
- |
- |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
2.1.1.7 | seed | enzyme activity increases in embryonic axes, but decreases in cotyledons during germination | Vigna radiata var. radiata | - |
2.1.1.7 | seedling | etiolated | Vigna radiata var. radiata | - |
2.4.2.19 | cotyledon | - |
Vigna radiata var. radiata | - |
2.4.2.19 | embryo | embryonic axes, high enzyme activity | Vigna radiata var. radiata | - |
2.4.2.19 | additional information | nicotinic acid metabolism and content of trigonelline in different tissues of the seeds and seedlings and during differentiation | Vigna radiata var. radiata | - |
2.4.2.19 | seed | - |
Vigna radiata var. radiata | - |
2.4.2.19 | seedling | - |
Vigna radiata var. radiata | - |
3.5.1.19 | cotyledon | - |
Vigna radiata var. radiata | - |
3.5.1.19 | embryo | embryonic axis | Vigna radiata var. radiata | - |
3.5.1.19 | seed | activity during germination, overview | Vigna radiata var. radiata | - |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
2.1.1.7 | additional information | - |
determination of trigonelline content in vivo in seedlings during germination, overview | Vigna radiata var. radiata |
2.1.1.7 | 0.0000013 | - |
crude extract of cotyledons | Vigna radiata var. radiata |
2.1.1.7 | 0.0000032 | - |
crude extract of embryonic axes | Vigna radiata var. radiata |
2.4.2.19 | additional information | - |
- |
Vigna radiata var. radiata |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.1.1.7 | S-adenosyl-L-methionine + nicotinate | - |
Vigna radiata var. radiata | S-adenosyl-L-homocysteine + N-methylnicotinate | - |
? | |
2.1.1.7 | S-adenosyl-L-methionine + nicotinate | enzyme is involved in metabolism of nicotinic acid and nicotinamide, trigonelline and pyridine nucleotide pathway overview | Vigna radiata var. radiata | S-adenosyl-L-homocysteine + N-methylnicotinate | i.e. trigonelline | ? | |
2.4.2.19 | pyridine-2,3-dicarboxylate + 5-phospho-alpha-D-ribose 1-diphosphate | synthesis of precursors for trigonelline biosynthesis, feeding experiments, overview | Vigna radiata var. radiata | nicotinate D-ribonucleotide + diphosphate + CO2 | - |
? | |
2.4.2.19 | pyridine-2,3-dicarboxylate + 5-phospho-alpha-D-ribose 1-diphosphate | direct conversion of quinolinic acid to nicotinic acid mononucleotide | Vigna radiata var. radiata | nicotinate D-ribonucleotide + diphosphate + CO2 | - |
? | |
3.5.1.19 | additional information | changes in trigonelline content and nicotinic acid metabolism during germination, overview | Vigna radiata var. radiata | ? | - |
? | |
3.5.1.19 | nicotinamide + H2O | the enzyme is involved in the trigonelline biosynthesis | Vigna radiata var. radiata | nicotinate + NH3 | - |
? | |
3.5.1.19 | nicotinamide + H2O | assay with radiolabeled substrate | Vigna radiata var. radiata | nicotinate + NH3 | - |
? |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
2.1.1.7 | trigonelline synthase | - |
Vigna radiata var. radiata |
2.4.2.19 | quinolate phosphoribosyltransferase | - |
Vigna radiata var. radiata |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
2.1.1.7 | 30 | - |
assay at | Vigna radiata var. radiata |
2.4.2.19 | 30 | - |
assay at | Vigna radiata var. radiata |
3.5.1.19 | 30 | - |
assay at | Vigna radiata var. radiata |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
2.1.1.7 | 7.6 | - |
assay at | Vigna radiata var. radiata |
2.4.2.19 | 7.6 | - |
assay at | Vigna radiata var. radiata |
3.5.1.19 | 7.6 | - |
assay at | Vigna radiata var. radiata |