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Literature summary extracted from

  • Ueno, Y.; Ikami, T.; Yamauchi, R.; Kato, K.
    Purification and some properties of alpha-galactosidase from tubers of Stachys affinis (1980), Agric. Biol. Chem., 44, 2623-2629.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.22 D-fucose
-
 Stachys affinis
3.2.1.22 D-galactose
-
 Stachys affinis
3.2.1.22 L-arabinose
-
 Stachys affinis
3.2.1.22 myo-inositol
-
 Stachys affinis

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.22 0.42
-
 p-nitrophenyl alpha-D-galactoside
-
 Stachys affinis
3.2.1.22 6.9
-
 planteose
-
 Stachys affinis
3.2.1.22 11.8
-
 raffinose
-
 Stachys affinis

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.22 42000
-
 gel filtration Stachys affinis

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.22 Stachys affinis
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.22
-
 Stachys affinis

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.22 29.1
-
-
 Stachys affinis

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.22 p-nitrophenyl-alpha-D-galactoside + H2O
-
 Stachys affinis p-nitrophenol + alpha-D-galactose
-
 ?
3.2.1.22 planteose + H2O
-
 Stachys affinis ?
-
 ?
3.2.1.22 raffinose + H2O
-
 Stachys affinis sucrose + D-galactose
-
 ?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.2.1.22 50
-
 5 min, 50% loss in activity Stachys affinis

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.22 5.2
-
-
 Stachys affinis