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Literature summary for 3.2.1.4 extracted from

  • Goksoyr, J.; Eriksen, J.
    Cellulases (1980), Econ. Microbiol., 5, 283-330.
No PubMed abstract available

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Coniophora cerebella
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
38500
-
cellulase B Coniophora cerebella
41000
-
-
Thermochaetoides thermophila
42000
-
cellulase A Coniophora cerebella
46000
-
cellulase I Sporocytophaga myxococcoides
52000
-
cellulase II Sporocytophaga myxococcoides

Organism

Organism UniProt Comment Textmining
Albifimbria verrucaria
-
-
-
Cellvibrio fulvus
-
-
-
Clonostachys rosea
-
-
-
Coniophora cerebella
-
-
-
Fusarium solani
-
-
-
Memnoniella echinata
-
-
-
Pseudomonas fluorescens
-
-
-
Sporocytophaga myxococcoides
-
cellulase I and II
-
Sporotrichum pulverulentum
-
five endoglucanases
-
Stachybotrys atra
-
-
-
Talaromyces funiculosus
-
-
-
Thermochaetoides thermophila
-
var. dissitum
-
Trichoderma viride
-
a low-molecular weight enzyme form and a high-molecular weight enzyme form
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein
-
Pseudomonas fluorescens
glycoprotein
-
Talaromyces funiculosus
glycoprotein
-
Sporotrichum pulverulentum
glycoprotein high-molecular weight enzyme form and low-molecular weight enzyme form contain 21% carbohydrate Trichoderma viride
glycoprotein cellulase A and B contain 5% carbohydrate Coniophora cerebella
no modification
-
Trichoderma viride
no modification
-
Sporotrichum pulverulentum
no modification cellulase I and II are not glycoproteins Sporocytophaga myxococcoides

Purification (Commentary)

Purification (Comment) Organism
cellulase A and B Coniophora cerebella

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
carboxymethylcellulose + H2O
-
Pseudomonas fluorescens additional information
-
?
carboxymethylcellulose + H2O
-
Trichoderma viride additional information
-
?
carboxymethylcellulose + H2O
-
Talaromyces funiculosus additional information
-
?
carboxymethylcellulose + H2O
-
Thermochaetoides thermophila additional information
-
?
carboxymethylcellulose + H2O
-
Sporocytophaga myxococcoides additional information
-
?
cellulose + H2O no hydrolysis of native cellulose Sporocytophaga myxococcoides ?
-
?
additional information
-
Talaromyces funiculosus ?
-
?
additional information hydrolysis of cotton Trichoderma viride ?
-
?
additional information hydrolysis of cotton Thermochaetoides thermophila ?
-
?
additional information the low-molecular weight enzyme form is able to form free fibres from filter paper Trichoderma viride ?
-
?
additional information hydrolysis of filter paper Trichoderma viride ?
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
55
-
hydrolysis of cotton Thermochaetoides thermophila
66
-
hydrolysis of carboxymethylcellulose Sporotrichum pulverulentum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.2
-
cellulase B Coniophora cerebella
4.7
-
cellulase A Coniophora cerebella
5.5 7.5 cellulase II Sporocytophaga myxococcoides

pH Stability

pH Stability pH Stability Maximum Comment Organism
4 6.5 cellulase B, stable Coniophora cerebella
5.5 7.5 cellulase A, stable Coniophora cerebella