Any feedback?
Literature summary for 3.2.1.55 extracted from
- A novel type of arabinoxylan arabinofuranohydrolase isolated from germinated barley. Analysis of substrate preference and specificity by nano-probe NMR (2000), Eur. J. Biochem., 267, 6633-6641.
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.5 | - |
p-nitrophenyl-alpha-L-arabinofuranoside | - |
Hordeum vulgare |  |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 60000 | - |
isoenzyme Ara1, SDS-PAGE | Hordeum vulgare |
| 66000 | - |
isoenzyme Ara1, SDS-PAGE | Hordeum vulgare |
| 69000 | - |
isoenzyme Ara3, SDS-PAGE | Hordeum vulgare |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Aspergillus awamori | - |
- |
- |
| Bifidobacterium adolescentis | - |
- |
- |
| Hordeum vulgare | - |
barley, cv. Maud | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| 3 isoenzymes, Ara1, Ara2 and Ara3 | Hordeum vulgare |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| seedling | malt | Hordeum vulgare | - |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 4.184 | - |
- |
Hordeum vulgare |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| L-arabinoxylan + H2O | - |
Hordeum vulgare | L-arabinose + ? | - |
ir | |
| L-arabinoxylan + H2O | - |
Bifidobacterium adolescentis | L-arabinose + ? | - |
ir | |
| additional information | no activity against p-nitrophenyl alpha-L-arabinopyranoside or p-nitrophenyl beta-D-xylopyranoside, inactive against linear or branched-chain arabinan | Hordeum vulgare | ? | - |
? | |
| p-nitrophenyl-alpha-L-arabinofuranoside + H2O | - |
Hordeum vulgare | p-nitrophenol + L-arabinose | - |
? | |
| phenyl alpha-L-arabinofuranoside + H2O | - |
Hordeum vulgare | L-arabinose + phenol | - |
ir | |
| phenyl alpha-L-arabinofuranoside + H2O | - |
Bifidobacterium adolescentis | L-arabinose + phenol | - |
ir | |
| phenyl alpha-L-arabinofuranoside + H2O | - |
Aspergillus awamori | L-arabinose + phenol | - |
ir | |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| arabinoxylan arabinofuranohydrolase | - |
Hordeum vulgare |
| arabinoxylan arabinofuranohydrolase | - |
Bifidobacterium adolescentis |
| arabinoxylan arabinofuranohydrolase | - |
Aspergillus awamori |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 60 | - |
- |
Hordeum vulgare |
| 60 | - |
- |
Aspergillus awamori |
Temperature Range [°C]
| Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 30 | 80 | - |
Hordeum vulgare |
| 50 | 70 | - |
Hordeum vulgare |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 60 | - |
half-life 8 min | Hordeum vulgare |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 4.2 | - |
- |
Hordeum vulgare |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 3.5 | 5 | - |
Hordeum vulgare |
Use of this online version of BRENDA is free under the CC BY 4.0 license. See terms of use for full details.
Release 2023.1 (January 2023)
Legal
Curated at
Member of
