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Literature summary for 2.4.1.100 extracted from

  • Luescher, M.; Frehner, M.; Noesberger, J.
    Purification and characterization of fructan:fructan fructosyltransferase from Jerusalem artichoke (Helianthus tuberosus K.) (1993), New Phytol., 123, 717-724.
No PubMed abstract available
Search for more literature for 2.4.1.100

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.2
-
 sucrose
-
 Helianthus tuberosus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
72800
-
 non-denaturing gel electrophoresis Helianthus tuberosus

Organism

Organism UniProt Comment Textmining
Helianthus tuberosus
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
tuber
-
 Helianthus tuberosus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
sucrose + 1-kestose
-
 Helianthus tuberosus 1,1-nystose
-
 ?
[beta-D-fructosyl-(2->1)-]m + [beta-D-fructosyl-(2->1)-]n 1-kestose is an efficient donor of fructosyl units to sucrose Helianthus tuberosus [beta-D-fructosyl-(2->1)-]m-1 + [beta-D-fructosyl-(2->1)-]n+1
-
 ?
[beta-D-fructosyl-(2->1)-]m + [beta-D-fructosyl-(2->1)-]n 1-kestose-dependent nystose production Helianthus tuberosus [beta-D-fructosyl-(2->1)-]m-1 + [beta-D-fructosyl-(2->1)-]n+1
-
 ?
[beta-D-fructosyl-(2->1)-]m + [beta-D-fructosyl-(2->1)-]n transfers fructosyl groups from oligofructans (degree of polymerization: 3-8) of the inulin series Helianthus tuberosus [beta-D-fructosyl-(2->1)-]m-1 + [beta-D-fructosyl-(2->1)-]n+1
-
 ?

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
 1 h, up to 20% loss of activity below Helianthus tuberosus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5
-
-
 Helianthus tuberosus