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Literature summary for 3.2.1.22 extracted from

  • Prendecka, M.; Szyjka, K.; Rogalski, J.
    Purification and properties of alpha-galactosidase isozymes from Phlebia radiata (2003), Acta Microbiol. Pol., 52, 25-33.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.52
-
p-nitrophenyl alpha-D-galactopyranoside isoenzyme AgaS-b2 Phlebia radiata
0.69
-
p-nitrophenyl alpha-D-galactopyranoside isoenzyme AgaS-m2 Phlebia radiata
4.7
-
p-nitrophenyl alpha-D-galactopyranoside isoenzyme AgaS-b1 Phlebia radiata
4.72
-
p-nitrophenyl alpha-D-galactopyranoside isoenzyme AgaS-m1 Phlebia radiata
7.59
-
p-nitrophenyl alpha-D-galactopyranoside isoenzyme AgaS-m3 Phlebia radiata
7.9
-
p-nitrophenyl alpha-D-galactopyranoside isoenzyme AgaS-b3 Phlebia radiata

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Phlebia radiata
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
55100
-
gel filtration, isoenzyme AgaS-m1 Phlebia radiata
57900
-
gel filtration, isoenzyme AgaS-m2 Phlebia radiata
58850
-
gel filtration, isoenzyme AgaS-b2 Phlebia radiata
60180
-
gel filtration, isoenzyme AgaS-b3 Phlebia radiata
60240
-
gel filtration, isoenzyme AgaS-b1 Phlebia radiata
64220
-
gel filtration, isoenzyme AgaS-m3 Phlebia radiata

Organism

Organism UniProt Comment Textmining
Phlebia radiata
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein carbohydrate content: 1.67% for isoenzyme AgaS-b1, 5.09% for isoenzyme AgaS-b2, 6.66% for isoenzyme AgaS-b3, 4.91% for isoenzyme AgaS-m1, 5.12% for isoenzyme AgaS-m2, 5.33% for isoenzyme AgaS-m3 Phlebia radiata

Purification (Commentary)

Purification (Comment) Organism
isoenzymes AgaS-m1, AgaS-m2, AgaS-m3 isolated from media with galactomannan and isoenzymes AgaS-b1, AgaS-b2, AgaS-b3 from media with wheat bran Phlebia radiata

Source Tissue

Source Tissue Comment Organism Textmining
culture medium of culture containing wheat bran or locus bean gum as carbon source Phlebia radiata
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
p-nitrophenyl alpha-D-galactopyranoside + H2O
-
Phlebia radiata p-nitrophenol + alpha-D-galactose
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Phlebia radiata

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
30 70 30°C: about 35% of maximal activity, 70°C: about 90% of maximal activity Phlebia radiata

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
Phlebia radiata

pH Range

pH Minimum pH Maximum Comment Organism
3 8 pH 3.0: about 40% of maximal activity, pH 8.0: about 30% of maximal activity Phlebia radiata

pI Value

Organism Comment pI Value Maximum pI Value
Phlebia radiata AgaS-b3, chromatofocusing
-
3.5
Phlebia radiata AgaS-m3, chromatofocusing
-
5
Phlebia radiata AgaS-b2, chromatofocusing
-
6
Phlebia radiata AgaS-m2, chromatofocusing
-
6
Phlebia radiata AgaS-b1, chromatofocusing
-
7.1
Phlebia radiata AgaS-m1, chromatofocusing
-
7.1