Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary extracted from

  • Netsopa, S.; Niamsanit, S.; Araki, T.; Kongkeitkajorn, M.; Milintawisamai, N.
    Purification and characterization including dextran hydrolysis of dextranase from Aspergillus allahabadii X26 (2019), Sugar Tech., 21, 329-340 .
No PubMed abstract available

Activating Compound

EC Number Activating Compound Comment Organism Structure
3.2.1.11 Urea 104.09% activity at 1 mM Aspergillus allahabadii

Application

EC Number Application Comment Organism
3.2.1.11 food industry the enzyme is used for dextran elimination in sugar production process Aspergillus allahabadii

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.11 Al3+ 92.2% residual activity at 10 mM Aspergillus allahabadii
3.2.1.11 Cu2+ 78.62% residual activity at 10 mM Aspergillus allahabadii
3.2.1.11 EDTA 91.76% residual activity at 10 mM Aspergillus allahabadii
3.2.1.11 Fe2+ 98.71% residual activity at 10 mM Aspergillus allahabadii
3.2.1.11 Mg2+ 94.4% residual activity at 10 mM Aspergillus allahabadii
3.2.1.11 SDS 91.08% residual activity at 10 mM Aspergillus allahabadii
3.2.1.11 Tris 91.29% residual activity at 10 mM Aspergillus allahabadii
3.2.1.11 Zn2+ 94.26% residual activity at 10 mM Aspergillus allahabadii

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.2.1.11 Al3+ 102.62% activity at 1 mM Aspergillus allahabadii
3.2.1.11 Ca2+ 116.54% activity at 5 mM Aspergillus allahabadii
3.2.1.11 Co2+ 129.42% activity at 5 mM Aspergillus allahabadii
3.2.1.11 Fe2+ 104.53% activity at 1 mM Aspergillus allahabadii
3.2.1.11 Mn2+ 167.32% activity at 1 mM Aspergillus allahabadii

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.2.1.11 dextran + H2O Aspergillus allahabadii the enzyme only has specificity to the alpha(1->6) glycosidic bond of dextran isomaltooligosaccharides
-
?
3.2.1.11 dextran + H2O Aspergillus allahabadii X26 the enzyme only has specificity to the alpha(1->6) glycosidic bond of dextran isomaltooligosaccharides
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.11 Aspergillus allahabadii
-
-
-
3.2.1.11 Aspergillus allahabadii X26
-
-
-

Posttranslational Modification

EC Number Posttranslational Modification Comment Organism
3.2.1.11 glycoprotein
-
Aspergillus allahabadii

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.11 ammonium sulfate precipitation and Sephacryl S-300 HR gel filtration Aspergillus allahabadii

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.11 dextran + H2O the enzyme only has specificity to the alpha(1->6) glycosidic bond of dextran Aspergillus allahabadii isomaltooligosaccharides
-
?
3.2.1.11 dextran + H2O the enzyme only has specificity to the alpha(1->6) glycosidic bond of dextran Aspergillus allahabadii X26 isomaltooligosaccharides
-
?
3.2.1.11 dextran T10 + H2O 88.64% activity compared to dextran T250 Aspergillus allahabadii isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 dextran T10 + H2O 88.64% activity compared to dextran T250 Aspergillus allahabadii X26 isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 dextran T2000 + H2O 87.48% activity compared to dextran T250 Aspergillus allahabadii isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 dextran T2000 + H2O 87.48% activity compared to dextran T250 Aspergillus allahabadii X26 isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 dextran T250 + H2O 100% activity Aspergillus allahabadii isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 dextran T250 + H2O 100% activity Aspergillus allahabadii X26 isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 dextran T500 + H2O 90.78% activity compared to dextran T250 Aspergillus allahabadii isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 dextran T60-90 + H2O 90.19% activity compared to dextran T250 Aspergillus allahabadii isomaltose + isomaltotriose + isomaltooligosaccharides
-
?
3.2.1.11 additional information no activity with starch, cellulose, glycol chitin, chitin, Sephadex G10, sucrose, and maltose Aspergillus allahabadii ?
-
?
3.2.1.11 additional information no activity with starch, cellulose, glycol chitin, chitin, Sephadex G10, sucrose, and maltose Aspergillus allahabadii X26 ?
-
?
3.2.1.11 Sephacryl S-300 + H2O 4.02% activity compared to dextran T250 Aspergillus allahabadii ?
-
?

Subunits

EC Number Subunits Comment Organism
3.2.1.11 ? x * 66000, SDS-PAGE Aspergillus allahabadii

Synonyms

EC Number Synonyms Comment Organism
3.2.1.11 alpha-1,6-D-glucan-6-glucanohydrolase
-
Aspergillus allahabadii

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.2.1.11 55
-
-
Aspergillus allahabadii

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
3.2.1.11 25 65 the enzyme activity successively increases with temperature from 25 to 55°C. Rising the temperatures from 55 to 60 and 65°C results in a decrease in enzyme activity by 25% and 66%, respectively Aspergillus allahabadii

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.2.1.11 20 75 the enzyme exhibits thermostability in the range of 20-50°C over an incubation period of 1.5 h. The enzyme loses more than 50% activity at 55°C and 100% activity over the range of 60-75°C. The half-life at 55°C is 52 min Aspergillus allahabadii

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.11 5.8
-
-
Aspergillus allahabadii

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
3.2.1.11 5 9 the enzyme exhibits stability with more than 80% relative activity at pH 5.0-9.0 Aspergillus allahabadii