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Literature summary for 3.2.1.3 extracted from

  • Chuang, N.N.; Lin, K.S.; Yang, B.C.
    Purification and characterization of an alpha-glucosidase from the hepatopancreas of the shrimp Penaeus japonicus (crustacea: decapoda) (1992), Comp. Biochem. Physiol. B, 102, 273-277.
    View publication on PubMed
Search for more literature for 3.2.1.3

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.125
-
 4-methylumbelliferyl-alpha-D-glucoside
-
 Penaeus japonicus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
105000
-
 gel filtration Penaeus japonicus

Organism

Organism UniProt Comment Textmining
Penaeus japonicus
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein sialoglycoprotein Penaeus japonicus
side-chain modification the enzyme is phosphorylated Penaeus japonicus

Source Tissue

Source Tissue Comment Organism Textmining
hepatopancreas
-
 Penaeus japonicus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
223.1
-
-
 Penaeus japonicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-methylumbelliferyl-alpha-D-glucoside + H2O
-
 Penaeus japonicus ?
-
 ?

Subunits

Subunits Comment Organism
monomer 1 * 105000, SDS-PAGE Penaeus japonicus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
65
-
 10 min, 50% loss of activity Penaeus japonicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
 Penaeus japonicus

pH Range

pH Minimum pH Maximum Comment Organism
4.5 6 pH 4.5: about 40% of maximal activity, pH 6.0: about 75% of maximal activity Penaeus japonicus