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Literature summary for 3.2.1.20 extracted from

  • Chiba, S.; Shimomura, T.
    Purification and some properties of flint corn alpha-glucosidase (1975), Agric. Biol. Chem., 39, 1033-1040.
No PubMed abstract available

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
65000
-
gel filtration Zea indurata

Organism

Organism UniProt Comment Textmining
Zea indurata
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Zea indurata

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
22.5
-
-
Zea indurata

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
maltose + H2O
-
Zea indurata alpha-D-glucose + D-glucose
-
?
phenyl alpha-D-glucoside + H2O
-
Zea indurata phenol + alpha-D-glucose
-
?
starch + H2O soluble Zea indurata alpha-D-glucose
-
?

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
10 min, 80% loss of activity Zea indurata

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
3.6
-
hydrolysis of maltose and soluble starch Zea indurata

pH Range

pH Minimum pH Maximum Comment Organism
3.4 7.3 30°C, 20 h, stable Zea indurata