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Literature summary for 3.2.1.131 extracted from

  • Septiningrum, K.; Ohi, H.; Waeonukul, R.; Pason, P.; Tachaapaikoon, C.; Ratanakhanokchai, K.; Sermsathanaswadi, J.; Deng, L.; Prawitwong, P.; Kosugi, A.
    The GH67 alpha-glucuronidase of Paenibacillus curdlanolyticus B-6 removes hexenuronic acid groups and facilitates biodegradation of the model xylooligosaccharide hexenuronosyl xylotriose (2015), Enzyme Microb. Technol., 71, 28-35.
    View publication on PubMed

Application

Application Comment Organism
degradation intracellular extract from Paenibacillus curdlanolyticus B-6, with synergistic alpha-glucuronidase and beta-xylosidase activities, degrades hexenuronosyl xylotriose to hexenuronic acid and xylotriose Paenibacillus curdlanolyticus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
77300
-
x * 77300, calculated Paenibacillus curdlanolyticus

Organism

Organism UniProt Comment Textmining
Paenibacillus curdlanolyticus A0A0A0V7L5 cf. EC 3.2.1.131
-
Paenibacillus curdlanolyticus B-6 A0A0A0V7L5 cf. EC 3.2.1.131
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-deoxy-beta-L-threo-hex-4-enopyranosyl-(1->2)-beta-D-xylopyranosyl-(1->4)-beta-D-xylopyranosyl-(1->4)-beta-D-xylopyranose + H2O
-
Paenibacillus curdlanolyticus 4-deoxy-beta-L-threo-hex-4-enopyranose + beta-D-xylopyranosyl-(1->4)-beta-D-xylopyranosyl-(1->4)-beta-D-xylopyranose
-
ir
aldouronic acid + H2O
-
Paenibacillus curdlanolyticus ?
-
?
additional information the enzyme additionally shows alpha-glucuronidase activities, reaction of EC 3.2.1.139, with high specific activity for methylglucoronate side groups of aldouronic acids, while no activity is observed with birchwood xylan, 4-O-methyl-D-glucurono-D-xylan, or 4-nitrophenyl-beta-D-glucopyranoside Paenibacillus curdlanolyticus ?
-
?
additional information the enzyme additionally shows alpha-glucuronidase activities, reaction of EC 3.2.1.139, with high specific activity for methylglucoronate side groups of aldouronic acids, while no activity is observed with birchwood xylan, 4-O-methyl-D-glucurono-D-xylan, or 4-nitrophenyl-beta-D-glucopyranoside Paenibacillus curdlanolyticus B-6 ?
-
?

Subunits

Subunits Comment Organism
? x * 77300, calculated Paenibacillus curdlanolyticus

Synonyms

Synonyms Comment Organism
AugA
-
Paenibacillus curdlanolyticus
GH67
-
Paenibacillus curdlanolyticus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Paenibacillus curdlanolyticus

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1082
-
aldouronic acid pH 6.0, 40°C Paenibacillus curdlanolyticus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Paenibacillus curdlanolyticus

pH Stability

pH Stability pH Stability Maximum Comment Organism
4 7
-
Paenibacillus curdlanolyticus