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Literature summary for 3.2.1.4 extracted from

  • Rawat, R.; Tewari, L.
    Purification and characterization of an acidothermophilic cellulase enzyme produced by Bacillus subtilis strain LFS3 (2012), Extremophiles, 16, 637-644.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Fe3+ 5 mM, 5% residual activity Bacillus subtilis
Hg2+ 5 mM, 10% residual activity Bacillus subtilis

Metals/Ions

Metals/Ions Comment Organism Structure
Na+ 5 mM, 130% of initial activity Bacillus subtilis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
185000
-
PAGE Bacillus subtilis

Organism

Organism UniProt Comment Textmining
Bacillus subtilis
-
-
-
Bacillus subtilis LFS3
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Bacillus subtilis

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
14.4
-
pH 4.0, 60°C Bacillus subtilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
carboxymethyl cellulose + H2O
-
Bacillus subtilis ?
-
?
carboxymethyl cellulose + H2O
-
Bacillus subtilis LFS3 ?
-
?
filter paper + H2O 8.4% of the activity with carboxymethyl cellulose Bacillus subtilis ?
-
?
filter paper + H2O 8.4% of the activity with carboxymethyl cellulose Bacillus subtilis LFS3 ?
-
?
additional information no substrates: 4-nitrophenyl beta-D-glucopyranoside, cellulose Bacillus subtilis ?
-
?
additional information no substrates: 4-nitrophenyl beta-D-glucopyranoside, cellulose Bacillus subtilis LFS3 ?
-
?
xylan + H2O 20.3% of the activity with carboxymethyl cellulose Bacillus subtilis ?
-
?
xylan + H2O 20.3% of the activity with carboxymethyl cellulose Bacillus subtilis LFS3 ?
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Bacillus subtilis

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
40
-
80% of maximum activity Bacillus subtilis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
80
-
30 min, 29% residual activity Bacillus subtilis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4
-
-
Bacillus subtilis

pH Range

pH Minimum pH Maximum Comment Organism
3 8 more than 75% of maximum activity Bacillus subtilis