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Literature summary for 3.2.1.4 extracted from

  • Bukhtojarov, F.E.; Ustinov, B.B.; Salanovich, T.N.; Antonov, A.I.; Gusakov, A.V.; Okunev, O.N.; Sinitsyn, A.P.
    Cellulase complex of the fungus Chrysosporium lucknowense: isolation and characterization of endoglucanases and cellobiohydrolases (2004), Biokhimiya, 69, 542-551.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information KM-value for carboxymethyl cellulase is 2.4 g/l, KM-value for beta-glucan is 1.8 g/l, endoglucanase EG51 Chrysosporium lucknowense
additional information
-
additional information KM-value for carboxymethyl cellulase is 4.6 g/l, KM-value for beta-glucan is 0.17 g/l, endoglucanase EG60 Chrysosporium lucknowense
additional information
-
additional information KM-value for carboxymethyl cellulase is 6.8 g/l, KM-value for beta-glucan is 0.46 g/l, endoglucanase EG47 Chrysosporium lucknowense

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
47000
-
x * 47000, endoglucanase EG47, SDS-PAGE Chrysosporium lucknowense
51000
-
x * 51000, endoglucanase EG51, SDS-PAGE Chrysosporium lucknowense
60000
-
x * 60000, endoglucanase EG60, SDS-PAGE Chrysosporium lucknowense

Organism

Organism UniProt Comment Textmining
Chrysosporium lucknowense
-
-
-

Purification (Commentary)

Purification (Comment) Organism
endoglucanase EG47 Chrysosporium lucknowense
endoglucanase EG51 Chrysosporium lucknowense
endoglucanase EG60 Chrysosporium lucknowense

Source Tissue

Source Tissue Comment Organism Textmining
culture medium
-
Chrysosporium lucknowense
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
beta-glucan + H2O endoglucanase EG47 Chrysosporium lucknowense ?
-
?
beta-glucan + H2O endoglucanase EG51 Chrysosporium lucknowense ?
-
?
beta-glucan + H2O endoglucanase EG60 Chrysosporium lucknowense ?
-
?
carboxymethyl cellulose + H2O endoglucanase EG47 Chrysosporium lucknowense ?
-
?
carboxymethyl cellulose + H2O endoglucanase EG51 Chrysosporium lucknowense ?
-
?
carboxymethyl cellulose + H2O endoglucanase EG60 Chrysosporium lucknowense ?
-
?
p-nitrophenyl-beta-D-cellobioside + H2O endoglucanase EG47 Chrysosporium lucknowense ?
-
?
p-nitrophenyl-beta-D-cellobioside + H2O endoglucanase EG51 Chrysosporium lucknowense ?
-
?
p-nitrophenyl-beta-D-cellobioside + H2O endoglucanase EG60 Chrysosporium lucknowense ?
-
?

Subunits

Subunits Comment Organism
? x * 47000, endoglucanase EG47, SDS-PAGE Chrysosporium lucknowense
? x * 51000, endoglucanase EG51, SDS-PAGE Chrysosporium lucknowense
? x * 60000, endoglucanase EG60, SDS-PAGE Chrysosporium lucknowense

Synonyms

Synonyms Comment Organism
EG47
-
Chrysosporium lucknowense
EG51 EG44 and RG51 are different forms of one enzyme. EG44 seems to be the catalytic module of an intact EG51 without a cellulose-binding module Chrysosporium lucknowense
EG60
-
Chrysosporium lucknowense
endoglucanase EG47
-
Chrysosporium lucknowense
endoglucanase EG51 endoglucanase EG44 and endoglucanase EG51 are different forms of one enzyme. EG44 seems to be the catalytic module of an intact EG51 without a cellulose-binding module Chrysosporium lucknowense
endoglucanase EG60
-
Chrysosporium lucknowense

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
endoglucanase EG60 Chrysosporium lucknowense
65 70 endoglucanase EG47 Chrysosporium lucknowense
70
-
endoglucanase EG51 Chrysosporium lucknowense

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
40 80 40°C: about 40% of maximal activity, 80°C: about 30% of maximal activity, endoglucanase EG60 Chrysosporium lucknowense
40 80 40°C: about 55% of maximal activity, 80°C: about 55% of maximal activity, endoglucanase EG47 Chrysosporium lucknowense
50 80 50°C: about 30% of maximal activity, 80°C: about 35% of maximal activity, endoglucanase EG51 Chrysosporium lucknowense

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
16
-
beta-Glucan 50°C, pH 5.5, endoglucanase EG47 Chrysosporium lucknowense
18
-
beta-Glucan 50°C, pH 5.5, endoglucanase EG60 Chrysosporium lucknowense
22
-
carboxymethyl cellulose 50°C, pH 5.5, endoglucanase EG60 Chrysosporium lucknowense
27
-
carboxymethyl cellulose 50°C, pH 5.5, endoglucanase EG47 Chrysosporium lucknowense
54
-
carboxymethyl cellulose 50°C, pH 5.5, endoglucanase EG51 Chrysosporium lucknowense
84
-
beta-Glucan 50°C, pH 5.5, endoglucanase EG51 Chrysosporium lucknowense

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.8
-
-
Chrysosporium lucknowense
5
-
-
Chrysosporium lucknowense
5.5 6
-
Chrysosporium lucknowense

pH Range

pH Minimum pH Maximum Comment Organism
3.3 8 pH 3.3: about 20% of maximal activity, pH 4.0: about 90% of maximal activity, pH 8.0: about 35% of maximal activity, endoglucanase EG60 Chrysosporium lucknowense
3.3 8 pH 3.3: about 40% of maximal activity, pH 8.0: about 45% of maximal activity, endoglucanase EG51 Chrysosporium lucknowense
4 8.5 pH 4.0: about 30% of maximal activity, pH 8.5: about 60% of maximal activity, endoglucanase EG47 Chrysosporium lucknowense

pI Value

Organism Comment pI Value Maximum pI Value
Chrysosporium lucknowense isoelectric focusing, endoglucanase EG60
-
3.7
Chrysosporium lucknowense isoelectric focusing, endoglucanase EG51
-
4.8
Chrysosporium lucknowense isoelectric focusing, endoglucanase EG47
-
5.7