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Literature summary for 3.2.1.11 extracted from

  • Ren, W.; Cai, R.; Yan, W.; Lyu, M.; Fang, Y.; Wang, S.
    Purification and characterization of a biofilm-degradable dextranase from a marine bacterium (2018), Mar. Drugs, 16, 51 .
    View publication on PubMedView publication on EuropePMC

Application

Application Comment Organism
medicine enzyme impedes the formation of Streptococcus mutans biofilm to some extent. Teeth rinsing product reagents, including carboxybenzene, ethanol, sodium fluoride, and xylitol have no effects on enzyme activity Catenovulum sp.

Inhibitors

Inhibitors Comment Organism Structure
Cd2+ 1 mM, 41% residual activity Catenovulum sp.
Co2+ 1 mM, 61% residual activity Catenovulum sp.
Cu2+ 1 mM, 2% residual activity Catenovulum sp.
Fe3+ 1 mM, 22% residual activity Catenovulum sp.
additional information teeth rinsing product reagents, including carboxybenzene, ethanol, sodium fluoride, and xylitol have no effects on enzyme activity Catenovulum sp.
Ni2+ 1 mM, 51% residual activity Catenovulum sp.
Zn2+ 1 mM, 50% residual activity Catenovulum sp.

Organism

Organism UniProt Comment Textmining
Catenovulum sp.
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Catenovulum sp.

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2309
-
pH 8.0, temperature not specified in the publication Catenovulum sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
dextran T20 + H2O 90% of the activity with dextran T500 Catenovulum sp. isomaltooligosaccharides
-
?
dextran T40 + H2O 91% of the activity with dextran T500 Catenovulum sp. isomaltooligosaccharides
-
?
dextran T500 + H2O
-
Catenovulum sp. isomaltooligosaccharides
-
?
dextran T70 + H2O 96% of the activity with dextran T500 Catenovulum sp. isomaltooligosaccharides
-
?
additional information the enzyme specifically cleaves the alpha-1,6 glycosidic bond. Poor substrate: starch. No substrate: pullulan Catenovulum sp. ?
-
?

Subunits

Subunits Comment Organism
? x * 75000, SDS-PAGE Catenovulum sp.

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Catenovulum sp.

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30
-
stable beow Catenovulum sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Catenovulum sp.

pH Stability

pH Stability pH Stability Maximum Comment Organism
5 11
-
Catenovulum sp.

pI Value

Organism Comment pI Value Maximum pI Value
Catenovulum sp. isoelectric focusing
-
5