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Literature summary for 3.2.1.23 extracted from

  • Ornelas, A.P.; Silveira, W.B.; Sampaio, F.C.; Passos, F.M.
    The activity of beta-galactosidase and lactose metabolism in Kluyveromyces lactis cultured in cheese whey as a function of growth rate (2007), J. Appl. Microbiol., 104, 1008-1013.
    View publication on PubMed
Search for more literature for 3.2.1.23

Activating Compound

Activating Compound Comment Organism Structure
additional information lactose slightly induces the enzyme in vivo Kluyveromyces lactis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
lactose + H2O Kluyveromyces lactis the enzyme is involved in the lactose metabolism of the organism, overview beta-D-glucose + beta-D-galactose
-
 ?

Organism

Organism UniProt Comment Textmining
Kluyveromyces lactis
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
additional information culture from cheese whey permeate on both batch and continuous mode Kluyveromyces lactis
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
 in vivo activity of cultures from cheese whey Kluyveromyces lactis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-nitrophenyl beta-D-galactopyranoside + H2O
-
 Kluyveromyces lactis 2-nitrophenol + beta-D-galactose
-
 ?
lactose + H2O
-
 Kluyveromyces lactis beta-D-glucose + beta-D-galactose
-
 ?
lactose + H2O the enzyme is involved in the lactose metabolism of the organism, overview Kluyveromyces lactis beta-D-glucose + beta-D-galactose
-
 ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
 assay at Kluyveromyces lactis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
 assay at Kluyveromyces lactis