EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
3.2.1.139 | 1,2-linked glucuronic acid of non-reducing xylose-oligosaccahrides + H2O |
hemicellulose consists mostly of xylan, a polymer of beta-1,4-linked xylose residues, and has among others side chains of glucuronic acid, attached by 1,2-glycosidic bonds |
Geobacillus stearothermophilus |
D-glucuronic acid + ? |
- |
? |
3.2.1.139 | 1,2-linked glucuronic acid of non-reducing xylose-oligosaccahrides + H2O |
hemicellulose consists mostly of xylan, a polymer of beta-1,4-linked xylose residues, and has among others side chains of glucuronic acid, attached by 1,2-glycosidic bonds |
Geobacillus stearothermophilus T6 |
D-glucuronic acid + ? |
- |
? |
3.2.1.139 | 2-O-alpha-(4-O-methyl-alpha-D-glucopyranosyluronic acid)-D-xylose + H2O |
- |
Helix pomatia |
4-O-methylglucuronic acid + D-xylose |
- |
? |
3.2.1.139 | 2-O-alpha-(4-O-methyl-alpha-D-glucopyranosyluronic)-D-xylobiose + H2O |
i.e. aldotriouronic acid |
Geobacillus stearothermophilus |
4-O-methylglucuronic acid + D-xylobiose |
- |
? |
3.2.1.139 | 2-O-alpha-(4-O-methyl-alpha-D-glucuronosyl)-xylotriose + H2O |
i.e. aldotetraouronic acid |
Geobacillus stearothermophilus |
4-O-methyl-alpha-D-glucuronic acid + xylotriose |
- |
? |
3.2.1.139 | 2-O-alpha-(4-O-methyl-alpha-D-glucuronosyl)-xylotriose + H2O |
i.e. aldotetraouronic acid |
Geobacillus stearothermophilus T-6 |
4-O-methyl-alpha-D-glucuronic acid + xylotriose |
- |
? |
3.2.1.139 | 2-O-alpha-D-glucopyranosyluronic acid-D-xylose + H2O |
- |
Helix pomatia |
alpha-D-glucopyranosyluronic acid + D-xylose |
- |
? |
3.2.1.139 | 2-O-alpha-D-glucuronosyl-D-xylose + H2O |
- |
Helix pomatia |
D-glucuronate + D-xylose |
- |
? |
3.2.1.139 | 3-O-alpha-D-glucuronosyl-D-xylose + H2O |
- |
Helix pomatia |
D-glucuronate + D-xylose |
- |
? |
3.2.1.139 | 4-nitrophenyl 2-(4-O-methyl-alpha-D-glucopyranosyl)-beta-D-xylopyranoside + H2O |
- |
Trichoderma reesei |
4-nitrophenyl beta-D-xylopyranoside + 4-O-methyl-alpha-D-glucopyranose |
- |
? |