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Literature summary extracted from

  • Chinen, I.; Nakamura, T.; Fukuda, N.
    Purification and properties of alpha-galactosidase from immature stalks of Saccharum officinarum (sugar cane) (1981), J. Biochem., 90, 1453-1461.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.22 Ag+
-
Saccharum officinarum
3.2.1.22 D-galactose
-
Saccharum officinarum
3.2.1.22 Hg2+
-
Saccharum officinarum
3.2.1.22 L-ascorbic acid
-
Saccharum officinarum
3.2.1.22 melibiose
-
Saccharum officinarum
3.2.1.22 p-chloromercuribenzoate
-
Saccharum officinarum

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.22 0.83
-
p-nitrophenyl-alpha-D-galactopyranoside
-
Saccharum officinarum
3.2.1.22 13
-
stachyose
-
Saccharum officinarum
3.2.1.22 25.9
-
raffinose
-
Saccharum officinarum

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.22 47000
-
gel filtration Saccharum officinarum

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.22 Saccharum officinarum
-
sugar cane
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.22
-
Saccharum officinarum

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 30.6
-
-
Saccharum officinarum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.22 melibiose + H2O
-
Saccharum officinarum D-galactose + D-glucose
-
?
3.2.1.22 p-nitrophenyl-alpha-D-galactoside + H2O
-
Saccharum officinarum p-nitrophenol + alpha-D-galactose
-
?
3.2.1.22 raffinose + H2O
-
Saccharum officinarum sucrose + D-galactose
-
?
3.2.1.22 stachyose + H2O
-
Saccharum officinarum ?
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.2.1.22 60
-
-
Saccharum officinarum

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.2.1.22 55
-
quickly inactivated at higher temperatures Saccharum officinarum

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.22 4.5
-
-
Saccharum officinarum