Application | Comment | Organism |
---|---|---|
biofuel production | the enzyme can be used for hydrolysis of cellulosic and hemicellulosic biomass substrates for biofuel production | Fervidobacterium islandicum |
Cloned (Comment) | Organism |
---|---|
expressed in Escherichia coli BL21(DE3) cells | Fervidobacterium islandicum |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Cd2+ | 28.6% residual activity at 5 mM | Fervidobacterium islandicum | |
Co2+ | 90% residual activity at 5 mM | Fervidobacterium islandicum | |
Cu2+ | 34.7% residual activity at 5 mM | Fervidobacterium islandicum | |
EDTA | 17.6% residual activity at 5 mM | Fervidobacterium islandicum | |
Fe2+ | 69.1% residual activity at 5 mM | Fervidobacterium islandicum | |
Na+ | 92.8% residual activity at 5 mM | Fervidobacterium islandicum | |
SDS | 45.7% residual activity at 0.5% (w/v) | Fervidobacterium islandicum | |
Triton X-100 | 98.6% residual activity at 0.5% (w/v) | Fervidobacterium islandicum | |
Zn2+ | 65.1% residual activity at 5 mM | Fervidobacterium islandicum |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ba2+ | 122% activity at 5 mM | Fervidobacterium islandicum | |
Ca2+ | 105.7% activity at 5 mM | Fervidobacterium islandicum | |
Mn2+ | 108.3% activity at 5 mM | Fervidobacterium islandicum | |
additional information | not affected by Mg2+ | Fervidobacterium islandicum | |
Ni2+ | 116.2% activity at 5 mM | Fervidobacterium islandicum |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Fervidobacterium islandicum | - |
KCTC 4680 | - |
Fervidobacterium islandicum AW-1 | - |
KCTC 4680 | - |
Purification (Comment) | Organism |
---|---|
Ni-NTA column chromatography | Fervidobacterium islandicum |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
4-nitrophenyl cellobioside + H2O | 2756% activity compared to carboxymethyl cellulose | Fervidobacterium islandicum | 4-nitrophenol + cellobiose | - |
? | |
4-nitrophenyl cellobioside + H2O | 2756% activity compared to carboxymethyl cellulose | Fervidobacterium islandicum AW-1 | 4-nitrophenol + cellobiose | - |
? | |
avicel + H2O | very low activity | Fervidobacterium islandicum | ? | - |
? | |
avicel + H2O | very low activity | Fervidobacterium islandicum AW-1 | ? | - |
? | |
barley beta-D-glucan + H2O | strongest activity (15525% activity compared to carboxymethyl cellulose) | Fervidobacterium islandicum | D-glucose | - |
? | |
cellohexaose + H2O | - |
Fervidobacterium islandicum | cellobiose + cellotriose | - |
? | |
cellopentaose + H2O | - |
Fervidobacterium islandicum | cellobiose + cellotriose | - |
? | |
cellotetraose + H2O | - |
Fervidobacterium islandicum | 2 cellobiose | - |
? | |
cellotetraose + H2O | - |
Fervidobacterium islandicum AW-1 | 2 cellobiose | - |
? | |
galactomannan + H2O | 7363% activity compared to carboxymethyl cellulose | Fervidobacterium islandicum | ? | - |
? | |
galactomannan + H2O | 7363% activity compared to carboxymethyl cellulose | Fervidobacterium islandicum AW-1 | ? | - |
? | |
hydroxyethyl cellulose + H2O | 220% activity compared to carboxymethyl cellulose | Fervidobacterium islandicum | ? | - |
? | |
additional information | no activity with soluble starch, laminarin, and mannan | Fervidobacterium islandicum | ? | - |
? | |
additional information | no activity with soluble starch, laminarin, and mannan | Fervidobacterium islandicum AW-1 | ? | - |
? | |
oat spelt xylan + H2O | 57% activity compared to carboxymethyl cellulose | Fervidobacterium islandicum | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 37000, SDS-PAGE | Fervidobacterium islandicum |
? | x * 41400, calculated from amino acid sequence | Fervidobacterium islandicum |
Synonyms | Comment | Organism |
---|---|---|
beta-(1-4)-glucanase | - |
Fervidobacterium islandicum |
FiG | - |
Fervidobacterium islandicum |
NA23_08975 | - |
Fervidobacterium islandicum |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
80 | 90 | - |
Fervidobacterium islandicum |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | 100 | about 30% activity at 50°C about 55% activity at 60°C, about 80% activity at 70°C, 100% activity at 80-90°C, about 30% activity at 100°C | Fervidobacterium islandicum |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
70 | 90 | the hydrolyzing activity is not diminished up to 10 days at 70°C or 75°C. The half-lives of the recombinant enzyme are about 200 and 113 h at 80°C and 85°C, respectively. The enzyme activity is drastically reduced at 90°C | Fervidobacterium islandicum |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5 | - |
- |
Fervidobacterium islandicum |