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Literature summary for 3.2.1.73 extracted from

  • Niu, Q.; Zhang, G.; Zhang, L.; Ma, Y.; Shi, Q.; Fu, W.
    Purification and characterization of a thermophilic 1,3-1,4-beta-glucanase from Bacillus methylotrophicus S2 isolated from booklice (2016), J. Biosci. Bioeng., 121, 503-508 .
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
SDS 0.5%, 131% of initial activity Bacillus velezensis
Triton X-100 0.5%, 160% of initial activity Bacillus velezensis
Tween-80 0.5%, 139% of initial activity Bacillus velezensis

Cloned(Commentary)

Cloned (Comment) Organism
-
Bacillus velezensis

Inhibitors

Inhibitors Comment Organism Structure
2-mercaptoethanol 0.5%, 42% residual activity Bacillus velezensis
Ca2+ 1 mM, 74% residual activity Bacillus velezensis
EDTA 0.5%, 51% residual activity Bacillus velezensis
Fe3+ 1 mM, 9% residual activity Bacillus velezensis
Hg2+ 1 mM, 36% residual activity Bacillus velezensis
Li+ 1 mM, 80% residual activity Bacillus velezensis

Metals/Ions

Metals/Ions Comment Organism Structure
Cu2+ 1 mM, 172% of initial activity Bacillus velezensis
Mg2+ 1 mM, 197% of initial activity Bacillus velezensis
Zn2+ 1 mM, 151% of initial activity Bacillus velezensis

Organism

Organism UniProt Comment Textmining
Bacillus velezensis A0A0M4NIK2
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Bacillus velezensis

Source Tissue

Source Tissue Comment Organism Textmining
culture fluid
-
Bacillus velezensis
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
15.9
-
azo blue barley beta-glucan, pH 6.0, 50°C Bacillus velezensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
azo blue barley beta-glucan + H2O
-
Bacillus velezensis ?
-
?
barley beta-glucan + H2O 63% of the activity with oat gum Bacillus velezensis ?
-
?
carboxymethylcellulose + H2O 52% of the activity with oat gum Bacillus velezensis ?
-
?
lichenan + H2O 54% of the activity with oat gum Bacillus velezensis ?
-
?
additional information enzyme displays low activity on avicel, cellobiose, filter paper, p-nitrophenyl beta-D-cellobioside, and p-nitrophenyl beta-D-glucoside, and no activity against microcrystalline cellulose or salicin Bacillus velezensis ?
-
?
oat gum + H2O
-
Bacillus velezensis ?
-
?

Subunits

Subunits Comment Organism
? x * 26000, SDS-PAGE Bacillus velezensis

Synonyms

Synonyms Comment Organism
Gcs2
-
Bacillus velezensis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
55
-
-
Bacillus velezensis

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
70
-
60% of maximum activity Bacillus velezensis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Bacillus velezensis

pH Stability

pH Stability pH Stability Maximum Comment Organism
5 10
-
Bacillus velezensis