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

BRENDA support

Literature summary for 3.2.1.8 extracted from

  • Thiagarajan, S.; Jeya, M.; Gunasekaran, P.
    Purification and characterization of a high molecular weight endoxylanase from the solid-state culture of an alkali-tolerant Aspergillus fumigatus MKU1 (2006), World J. Microbiol. Biotechnol., 22, 487-492.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
iodoacetamide
-
Aspergillus fumigatus
L-cysteine
-
Aspergillus fumigatus

Inhibitors

Inhibitors Comment Organism Structure
beta-mercaptoethanol 22% inhibition at 10 mM Aspergillus fumigatus
diethyl dicarbonate 22% inhibition at 10 mM Aspergillus fumigatus
dithiothreitol 21% inhibition at 10 mM Aspergillus fumigatus
EDTA 19% inhibition at 10 mM Aspergillus fumigatus
Hg2+ 96% inhibition at 10 mM Aspergillus fumigatus
additional information Ce2+, Li2+, NH4+ and Mg2+ have no significant effect on xylanase activity at 10 mM Aspergillus fumigatus
N-bromosuccinimide complete inhibition at 5 mM Aspergillus fumigatus
Ni2+ complete inhibition at 10 mM Aspergillus fumigatus
SDS strong inhibition Aspergillus fumigatus
Zn2+ 81% inhibition at 10 mM Aspergillus fumigatus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
66000
-
SDS-PAGE Aspergillus fumigatus

Organism

Organism UniProt Comment Textmining
Aspergillus fumigatus
-
-
-
Aspergillus fumigatus MKU1
-
-
-

Purification (Commentary)

Purification (Comment) Organism
electroelution Aspergillus fumigatus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
16
-
crude extract Aspergillus fumigatus
75
-
after 4.7fold purification Aspergillus fumigatus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
beechwood xylan + H2O lower activity as compared to oat spelt xylan Aspergillus fumigatus xylo-oligosaccharides
-
?
beechwood xylan + H2O lower activity as compared to oat spelt xylan Aspergillus fumigatus MKU1 xylo-oligosaccharides
-
?
birchwood xylan + H2O lower activity as compared to oat spelt xylan Aspergillus fumigatus xylo-oligosaccharides
-
?
birchwood xylan + H2O lower activity as compared to oat spelt xylan Aspergillus fumigatus MKU1 xylo-oligosaccharides
-
?
additional information negligible activity is observed on carboxymethylcellulose Aspergillus fumigatus ?
-
?
additional information negligible activity is observed on carboxymethylcellulose Aspergillus fumigatus MKU1 ?
-
?
oat spelt xylan + H2O
-
Aspergillus fumigatus xylo-oligosaccharides
-
?
oat spelt xylan + H2O
-
Aspergillus fumigatus MKU1 xylo-oligosaccharides
-
?

Synonyms

Synonyms Comment Organism
XylF2
-
Aspergillus fumigatus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
90
-
-
Aspergillus fumigatus

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
30 70
-
Aspergillus fumigatus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
110
-
60% of XylF2 activity is retained at 110°C Aspergillus fumigatus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
Aspergillus fumigatus

pH Range

pH Minimum pH Maximum Comment Organism
3 9 about 47 and 41% activity is observed at pH 8 and 9, respectively Aspergillus fumigatus