Cloned (Comment) | Organism |
---|---|
expressed in Escherichia coli | Sinorhizobium meliloti |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
additional information | the enzyme is fully active in the presence of EDTA and is not inhibited by NADH | Sinorhizobium meliloti | |
UDP-galactose | - |
Sinorhizobium meliloti |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.31 | - |
UDP-alpha-D-xylopyranose | apparent value, at 37°C, in 50 mM sodium phosphate, pH 7.6 | Sinorhizobium meliloti | |
0.31 | - |
UDP-D-xylopyranose | apparent value, at 37°C, in 50 mM sodium phosphate, pH 7.6 | Sinorhizobium meliloti |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
additional information | metal ions are not required for enzyme activity | Sinorhizobium meliloti |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
36700 | - |
2 * 36700, calculated from amino acid sequence | Sinorhizobium meliloti |
66000 | - |
gel filtration | Sinorhizobium meliloti |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Sinorhizobium meliloti | Q92WA3 | - |
- |
Purification (Comment) | Organism |
---|---|
Ni-Sepharose column chromatography | Sinorhizobium meliloti |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | UDP-galactose, UDP-glucose, UDP-glucuronic acid, UDP-galacturonic acid, UDP-N-acetylglucosamine, and GDP-mannose are no substrates for the enzyme | Sinorhizobium meliloti | ? | - |
? | |
UDP-alpha-D-xylopyranose | - |
Sinorhizobium meliloti | UDP-beta-L-arabinopyranose | - |
r | |
UDP-D-xylopyranose | - |
Sinorhizobium meliloti | UDP-beta-L-arabinopyranose | - |
r |
Subunits | Comment | Organism |
---|---|---|
homodimer | 2 * 36700, calculated from amino acid sequence | Sinorhizobium meliloti |
Synonyms | Comment | Organism |
---|---|---|
UDP-xylose 4-epimerase | - |
Sinorhizobium meliloti |
Uxe | - |
Sinorhizobium meliloti |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
- |
Sinorhizobium meliloti |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
13 | - |
UDP-alpha-D-xylopyranose | apparent value, at 37°C, in 50 mM sodium phosphate, pH 7.6 | Sinorhizobium meliloti | |
13 | - |
UDP-D-xylopyranose | apparent value, at 37°C, in 50 mM sodium phosphate, pH 7.6 | Sinorhizobium meliloti |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.6 | - |
in phosphate buffer | Sinorhizobium meliloti |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
NAD+ | - |
Sinorhizobium meliloti |
kcat/KM Value [1/mMs-1] | kcat/KM Value Maximum [1/mMs-1] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
42.1 | - |
UDP-alpha-D-xylopyranose | apparent value, at 37°C, in 50 mM sodium phosphate, pH 7.6 | Sinorhizobium meliloti | |
42.1 | - |
UDP-D-xylopyranose | apparent value, at 37°C, in 50 mM sodium phosphate, pH 7.6 | Sinorhizobium meliloti |