Application | Comment | Organism |
---|---|---|
food industry | the enzyme is a good candidate in the malting and brewing industry reducing the filtration time and viscosity of mash from barley grains, overview | Penicillium sp. 'occitanis' |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Co2+ | 40% inhibition at 5 mM | Penicillium sp. 'occitanis' | |
Cu2+ | 40% inhibition at 5 mM | Penicillium sp. 'occitanis' | |
EDTA | 52% inhibition at 5 mM | Penicillium sp. 'occitanis' | |
Hg2+ | complete inhibition at 5 mM | Penicillium sp. 'occitanis' | |
Mg2+ | 90% inhibition at 5 mM | Penicillium sp. 'occitanis' | |
Mn2+ | complete inhibition at 5 mM | Penicillium sp. 'occitanis' | |
Zn2+ | complete inhibition at 5 mM | Penicillium sp. 'occitanis' |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
additional information | - |
additional information | 5.96 mg/ml with lichenan at pH 5.5, 50°C | Penicillium sp. 'occitanis' |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
extracellular | - |
Penicillium sp. 'occitanis' | - |
- |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | 8% activation at 5 mM | Penicillium sp. 'occitanis' | |
Fe2+ | 50% activation at 5 mM | Penicillium sp. 'occitanis' | |
K+ | 11% activation at 5 mM | Penicillium sp. 'occitanis' | |
Na+ | 28% activation at 5 mM | Penicillium sp. 'occitanis' |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
20000 | - |
x * 20000, SDS-PAGE | Penicillium sp. 'occitanis' |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Penicillium sp. 'occitanis' | - |
a hypercellulolytic mutant strain | - |
Penicillium sp. 'occitanis' Pol6 | - |
a hypercellulolytic mutant strain | - |
Purification (Comment) | Organism |
---|---|
native extracellular enzyme 0.63fold from cell-free culture supernatant by heat treatment at 50°C for 10 min, anion exchange chromatography, lyophilization, and gel filtration to homogeneity | Penicillium sp. 'occitanis' |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
additional information | strain Pol6 produces high level of extracellular lichenase when grown in a medium containing oat flour (2%, w/v) at 30°C for 7 days. Highest lichenases activity is obtained on the cellulose (50 U/ml) and oat flour (45 U/ml) as a carbon sources | Penicillium sp. 'occitanis' | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
41.66 | - |
purified native enzyme, pH 5.5, 50°C, substrate lichenan | Penicillium sp. 'occitanis' |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
barley beta-glucan + H2O | best substrate | Penicillium sp. 'occitanis' | cellotriose + cellotetraose + cellobiose + D-glucose | oligosaccharides, mainly trisaccharide and tetrasaccharide | ? | |
barley beta-glucan + H2O | best substrate | Penicillium sp. 'occitanis' Pol6 | cellotriose + cellotetraose + cellobiose + D-glucose | oligosaccharides, mainly trisaccharide and tetrasaccharide | ? | |
lichenan + H2O | 93.5% activity compared to barley beta-glucan | Penicillium sp. 'occitanis' | cellotriose + cellotetraose + ? | oligosaccharides, mainly trisaccharide and tetrasaccharide | ? | |
lichenan + H2O | 93.5% activity compared to barley beta-glucan | Penicillium sp. 'occitanis' Pol6 | cellotriose + cellotetraose + ? | oligosaccharides, mainly trisaccharide and tetrasaccharide | ? | |
additional information | no activity with carboxymethyl cellulose, laminarin, xylan, scleroglucan, and starch, substrate specificity, overview. The enzyme is inactive toward alpha-1,4, alpha-1,6, beta-1,4 and beta-1,6 linkages | Penicillium sp. 'occitanis' | ? | - |
? | |
additional information | no activity with carboxymethyl cellulose, laminarin, xylan, scleroglucan, and starch, substrate specificity, overview. The enzyme is inactive toward alpha-1,4, alpha-1,6, beta-1,4 and beta-1,6 linkages | Penicillium sp. 'occitanis' Pol6 | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 20000, SDS-PAGE | Penicillium sp. 'occitanis' |
Synonyms | Comment | Organism |
---|---|---|
beta-1,3-1,4-D-glucanase | - |
Penicillium sp. 'occitanis' |
EGL | - |
Penicillium sp. 'occitanis' |
Lichenase | - |
Penicillium sp. 'occitanis' |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | 60 | - |
Penicillium sp. 'occitanis' |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | - |
purified native enzyme, 75% activity remaining after 120 min | Penicillium sp. 'occitanis' |
50 | - |
purified native enzyme, 60% activity remaining after 120 min | Penicillium sp. 'occitanis' |
60 | - |
purified native enzyme, half-life is 80 min | Penicillium sp. 'occitanis' |
70 | - |
purified native enzyme, half-life is 21 min | Penicillium sp. 'occitanis' |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
1.707 | - |
lichenan | pH 5.5, 50°C | Penicillium sp. 'occitanis' |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
3 | - |
- |
Penicillium sp. 'occitanis' |