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Literature summary for 3.2.1.26 extracted from

  • Hirayama, M.; Sumi, N.; Hidaka, H.
    Purification and properties of a fructooligosacharide-producing beta-fructofuranosidase from Aspergillus niger ATCC 20611 (1989), Agric. Biol. Chem., 53, 667-673.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
Hg2+ 1 mM Aspergillus niger

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.29
-
sucrose
-
Aspergillus niger

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
100000
-
x * 100000, SDS-PAGE Aspergillus niger
340000
-
gel filtration Aspergillus niger

Organism

Organism UniProt Comment Textmining
Aspergillus niger
-
ATCC 20611
-

Purification (Commentary)

Purification (Comment) Organism
-
Aspergillus niger

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information high regiospecificity to transfer the fructosyl moiety for the 1-OH group of terminal fructofuranosides Aspergillus niger ?
-
?
sucrose
-
Aspergillus niger fructooligosaccharides + glucose
-
?
sucrose + H2O
-
Aspergillus niger D-fructose + D-glucose
-
?

Subunits

Subunits Comment Organism
? x * 100000, SDS-PAGE Aspergillus niger

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50 60
-
Aspergillus niger

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
pH 5.0, 30 min, above 81% of initial activity Aspergillus niger

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5 6
-
Aspergillus niger

pH Stability

pH Stability pH Stability Maximum Comment Organism
4.5 10 stable Aspergillus niger