Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Homotyramine | - |
Hordeum vulgare | |
additional information | EDTA is not inhibitory | Hordeum vulgare | |
N-Methyltyramine | - |
Hordeum vulgare | |
p-chloromercuribenzoate | strong | Hordeum vulgare |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.02 | - |
tyramine | - |
Hordeum vulgare | |
0.03 | - |
S-adenosyl-L-methionine | - |
Hordeum vulgare |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | Hordeum vulgare | involved in hordenine biosynthesis | ? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Hordeum vulgare | - |
L. var. Betzes, barley | - |
Oxidation Stability | Organism |
---|---|
sulfhydryl compound necessary for stabilization | Hordeum vulgare |
Purification (Comment) | Organism |
---|---|
partial | Hordeum vulgare |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
root | of seedling | Hordeum vulgare | - |
Storage Stability | Organism |
---|---|
-18°C, addition of sucrose to a final concentration of 0.2 M, several weeks | Hordeum vulgare |
4°C, pH 7.0 and 5 mM 2-mercaptoethanol, several days | Hordeum vulgare |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
4-chlorophenethylamine + S-adenosyl-L-methionine | 29% of activity with tyramine | Hordeum vulgare | ? | - |
? | |
beta-phenethanolamine + S-adenosyl-L-methionine | 23% of activity with tyramine | Hordeum vulgare | ? | - |
? | |
additional information | involved in hordenine biosynthesis | Hordeum vulgare | ? | - |
? | |
S-adenosyl-L-methionine + alpha-methyltyramine | i.e. paredrine, 53% of activity with tyramine | Hordeum vulgare | ? | - |
? | |
S-adenosyl-L-methionine + tyramine | conversion rate is higher with (-)-L-diastereoisomer of methionine | Hordeum vulgare | N-methyltyramine + S-adenosyl-L-homocysteine | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
26 | - |
assay at | Hordeum vulgare |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
heat-labile: 70% loss of activity after 10 min | Hordeum vulgare |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8.4 | - |
- |
Hordeum vulgare |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
additional information | no cofactor requirement | Hordeum vulgare |