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Literature summary 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

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.1.100 0.2
-
 sucrose
-
 Helianthus tuberosus

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.1.100 72800
-
 non-denaturing gel electrophoresis Helianthus tuberosus

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.100 Helianthus tuberosus
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.100 tuber
-
 Helianthus tuberosus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.100 sucrose + 1-kestose
-
 Helianthus tuberosus 1,1-nystose
-
 ?
2.4.1.100 [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
-
 ?
2.4.1.100 [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
-
 ?
2.4.1.100 [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]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
2.4.1.100 40
-
 1 h, up to 20% loss of activity below Helianthus tuberosus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.100 6.5
-
-
 Helianthus tuberosus