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Literature summary for 3.2.1.91 extracted from

  • Kim, C.H.; Kim, D.S.
    Purification and specificity of a specific endo-beta-1,4-D-glucanase (avicelase II) resemling exo-cellobiohydrolase from Bacillus circulans (1995), Enzyme Microb. Technol., 17, 248-254.
No PubMed abstract available

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ activates Niallia circulans

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
60000
-
gel filtration Niallia circulans

Organism

Organism UniProt Comment Textmining
Niallia circulans
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Niallia circulans

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
14.26
-
-
Niallia circulans

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
carboxymethylcellulose + H2O
-
Niallia circulans glucose + cellobiose + cellutetraose
-
?
cellohexaose + H2O
-
Niallia circulans cellotriose + cellobiose + cellotetraose
-
?
cellopentaose + H2O
-
Niallia circulans cellobiose + D-glucose + cellotriose
-
?
cellotetraose + H2O
-
Niallia circulans cellobiose + D-glucose + cellotriose preferably cellobiose ?
cellotriose + H2O
-
Niallia circulans cellobiose + glucose
-
?
cellulose + H2O
-
Niallia circulans cellobiose + D-glucose + cellotriose only cellobiose ?
p-nitrophenyl-beta-D-cellobioside + H2O
-
Niallia circulans p-nitrophenol + cellobiose
-
?
xylan + H2O
-
Niallia circulans xylobiose + xylotetraose + xylohexaose
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Niallia circulans

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
-
Niallia circulans

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.5
-
-
Niallia circulans

pH Stability

pH Stability pH Stability Maximum Comment Organism
4.5 7
-
Niallia circulans