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Literature summary extracted from

  • Yamasaki, Y.; Konno, H.
    Purification and properties of alpha-glucosidase from suspension-cultured sugar-beet cells (1991), Phytochemistry, 30, 2861-2863.
No PubMed abstract available

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.20 0.35
-
 maltohexaose
-
 Beta vulgaris
3.2.1.20 0.38
-
 maltoheptaose
-
 Beta vulgaris
3.2.1.20 0.64
-
 maltopentaose
-
 Beta vulgaris
3.2.1.20 1.43
-
 maltotetraose
-
 Beta vulgaris
3.2.1.20 3.47
-
 maltose
-
 Beta vulgaris

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.20 53000
-
 x * 53000, SDS-PAGE Beta vulgaris

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.20 Beta vulgaris
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.20
-
 Beta vulgaris

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.20 cell suspension culture
-
 Beta vulgaris
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.20 0.85
-
-
 Beta vulgaris

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.20 amylose + H2O
-
 Beta vulgaris alpha-D-glucose
-
 ?
3.2.1.20 maltoheptaose + H2O
-
 Beta vulgaris maltohexaose + D-glucose
-
 ?
3.2.1.20 maltohexaose + H2O
-
 Beta vulgaris maltopentaose + D-glucose
-
 ?
3.2.1.20 maltopentaose + H2O
-
 Beta vulgaris alpha-D-glucose + ?
-
 ?
3.2.1.20 maltose + H2O
-
 Beta vulgaris alpha-D-glucose + D-glucose
-
 ?
3.2.1.20 maltotetraose + H2O
-
 Beta vulgaris alpha-D-glucose
-
 ?
3.2.1.20 starch + H2O
-
 Beta vulgaris alpha-D-glucose
-
 ?

Subunits

EC Number Subunits Comment Organism
3.2.1.20 ? x * 53000, SDS-PAGE Beta vulgaris