EC Number | Cloned (Comment) | Organism |
---|---|---|
1.1.1.179 | overexpression in Escherichia coli | Haloarcula marismortui |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.1.1.179 | 1.2 | - |
D-xylose | pH 8.3, 37°C | Haloarcula marismortui | |
1.1.1.179 | 2.3 | - |
D-ribose | pH 8.3, 37°C | Haloarcula marismortui | |
1.1.1.179 | 64 | - |
D-glucose | pH 8.3, 37°C | Haloarcula marismortui |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
1.1.1.179 | KCl | maximal activity at 1.5 M | Haloarcula marismortui | |
1.1.1.179 | MgCl2 | maximal activity at 100 M | Haloarcula marismortui | |
1.1.1.179 | NaCl | maximal activity at 1.5 M | Haloarcula marismortui |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
1.1.1.179 | 39900 | - |
4 * 39900, SDS-PAGE | Haloarcula marismortui |
1.1.1.179 | 175000 | - |
gel filtration | Haloarcula marismortui |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.1.1.179 | D-xylose + NADP+ | Haloarcula marismortui | initial step in xylose degradation | D-xylonolactone + NADPH + H+ | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
1.1.1.179 | Haloarcula marismortui | Q5UY95 | - |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
1.1.1.179 | - |
Haloarcula marismortui |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
1.1.1.179 | culture condition:xylose-grown cell | - |
Haloarcula marismortui | - |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
1.1.1.179 | 100 | - |
pH 8.8, 37°C | Haloarcula marismortui |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.1.1.179 | D-glucose + NADP+ | reaction is catalyzed with 70fold lower catalytic efficiency (kcat/KM) compared to activity with D-xylose + NADP* | Haloarcula marismortui | D-gluconolactone + NADPH + H+ | - |
? | |
1.1.1.179 | D-ribose + NADP+ | reaction is catalyzed with 1.8fold lower catalytic efficiency (kcat/KM) compared to activity with D-xylose + NADP* | Haloarcula marismortui | D-ribonolactone + NADPH + H+ | - |
? | |
1.1.1.179 | D-xylose + NAD+ | Vmax/Km for NADP+ is 7fold higher than Vmax/KM for NAD+ | Haloarcula marismortui | D-xylonolactone + NADH + H+ | - |
? | |
1.1.1.179 | D-xylose + NADP+ | initial step in xylose degradation | Haloarcula marismortui | D-xylonolactone + NADPH + H+ | - |
? | |
1.1.1.179 | D-xylose + NADP+ | Vmax/Km for NADP+ is 7fold higher than Vmax/KM for NAD+ | Haloarcula marismortui | D-xylonolactone + NADPH + H+ | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
1.1.1.179 | homotetramer | 4 * 39900, SDS-PAGE | Haloarcula marismortui |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
1.1.1.179 | 37 | - |
assay at | Haloarcula marismortui |
1.1.1.179 | 50 | - |
- |
Haloarcula marismortui |
EC Number | Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|---|
1.1.1.179 | 25 | 50 | activity increases exponentially with temperature between 25°C and 45°C. 50°C: optimum | Haloarcula marismortui |
EC Number | Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.1.1.179 | 273 | - |
D-glucose | pH 8.3, 37°C | Haloarcula marismortui | |
1.1.1.179 | 356 | - |
D-xylose | pH 8.3, 37°C | Haloarcula marismortui | |
1.1.1.179 | 360 | - |
D-ribose | pH 8.3, 37°C | Haloarcula marismortui |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
1.1.1.179 | 8.3 | - |
- |
Haloarcula marismortui |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
1.1.1.179 | 7 | 9 | more than 50% of maximal activity | Haloarcula marismortui |
EC Number | Cofactor | Comment | Organism | Structure |
---|---|---|---|---|
1.1.1.179 | NAD+ | Vmax/Km for NADP+ is 7fold higher than Vmax/KM for NAD+ | Haloarcula marismortui | |
1.1.1.179 | NADP+ | preferred electron acceptor. Vmax/Km for NADP+ is 7fold higher than Vmax/KM for NAD+ | Haloarcula marismortui |
EC Number | kcat/KM Value [1/mMs-1] | kcat/KM Value Maximum [1/mMs-1] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.1.1.179 | 0.043 | - |
D-glucose | pH 8.3, 37°C | Haloarcula marismortui | |
1.1.1.179 | 1.57 | - |
D-ribose | pH 8.3, 37°C | Haloarcula marismortui | |
1.1.1.179 | 2.97 | - |
D-xylose | pH 8.3, 37°C | Haloarcula marismortui |