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Literature summary for 3.2.1.26 extracted from

  • Cuezzo de Gines, S.; Maldonado, M.C.; Font de Valdez, G.
    Purification and characterization of invertase from Lactobacillus reuteri CRL 1100 (2000), Curr. Microbiol., 40, 181-184.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
EDTA 10 mM, 47% increase in activity Limosilactobacillus reuteri
iodoacetamide enhances activity Limosilactobacillus reuteri

Inhibitors

Inhibitors Comment Organism Structure
2-mercaptoethanol
-
Limosilactobacillus reuteri
Ca2+
-
Limosilactobacillus reuteri
Cd2+ 1 mM, 66% inhibition Limosilactobacillus reuteri
Cu2+ 1 mM, 90% inhibition Limosilactobacillus reuteri
dithiothreitol
-
Limosilactobacillus reuteri
Hg2+ 1 mM, 67% inhibition Limosilactobacillus reuteri

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
6.66
-
sucrose
-
Limosilactobacillus reuteri

Organism

Organism UniProt Comment Textmining
Limosilactobacillus reuteri
-
CRL 1100
-
Limosilactobacillus reuteri CRL 1100
-
CRL 1100
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein contains 48% carbohydrate Limosilactobacillus reuteri

Purification (Commentary)

Purification (Comment) Organism
-
Limosilactobacillus reuteri

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Limosilactobacillus reuteri

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
raffinose + H2O
-
Limosilactobacillus reuteri fructose + melibiose
-
?
raffinose + H2O
-
Limosilactobacillus reuteri CRL 1100 fructose + melibiose
-
?
stachyose + H2O
-
Limosilactobacillus reuteri ?
-
?
stachyose + H2O
-
Limosilactobacillus reuteri CRL 1100 ?
-
?
sucrose + H2O
-
Limosilactobacillus reuteri D-fructose + D-glucose
-
?
sucrose + H2O
-
Limosilactobacillus reuteri CRL 1100 D-fructose + D-glucose
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Limosilactobacillus reuteri

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
20 45 20°C: about 80% of maximal activity, 45°C: about 70% of maximal activity Limosilactobacillus reuteri

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
45
-
pH 4.5-7.0, stable below Limosilactobacillus reuteri

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Limosilactobacillus reuteri

pH Range

pH Minimum pH Maximum Comment Organism
4.5 7 pH 4.5: about 35% of maximal activity, pH 7.0: about 45% of maximal activity Limosilactobacillus reuteri

pH Stability

pH Stability pH Stability Maximum Comment Organism
4.5 7 45°C, stable Limosilactobacillus reuteri
5 6 stable Limosilactobacillus reuteri