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Literature summary extracted from

  • Luescher, M.; Erdin, C.; Sprenger, N.; Hochstrasser, U.; Boller, T.; Wiemken, A.
    Inulin synthesis by a combination of purified fructosyltransferases from tubers of Helianthus tuberosus (1996), FEBS Lett., 385, 39-42.
    View publication on PubMed

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.1.99 26000
-
 1 * 26000 + 1 * 59000, SDS-PAGE Helianthus tuberosus
2.4.1.99 59000
-
 1 * 26000 + 1 * 59000, SDS-PAGE Helianthus tuberosus

Organism

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

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.1.99
-
 Helianthus tuberosus
2.4.1.100
-
 Helianthus tuberosus

Source Tissue

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

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.4.1.99 additional information
-
-
 Helianthus tuberosus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.99 additional information in combination EC 2.4.1.99 and EC 2.4.1.100 can synthesize long-chain inulins in vitro from sucrose Helianthus tuberosus ?
-
 ?
2.4.1.99 sucrose + sucrose
-
 Helianthus tuberosus D-glucose + 1F-beta-D-fructosylsucrose formation of isokestose and upon prolonged incubation some nystose ?
2.4.1.100 additional information enzyme is inactive when incubated individually with sucrose Helianthus tuberosus ?
-
 ?
2.4.1.100 additional information in combination EC 2.4.1.99 and EC 2.4.1.100 can synthesize long-chain inulins in vitro from sucrose Helianthus tuberosus ?
-
 ?
2.4.1.100 [beta-D-fructosyl-(2->1)-]m + [beta-D-fructosyl-(2->1)-]n
-
 Helianthus tuberosus [beta-D-fructosyl-(2->1)-]m-1 + [beta-D-fructosyl-(2->1)-]n+1
-
 ?

Subunits

EC Number Subunits Comment Organism
2.4.1.99 dimer 1 * 26000 + 1 * 59000, SDS-PAGE Helianthus tuberosus