KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.33 | - |
O-succinyl-L-homoserine | pH 8.2, 25°C, gamma-elimination reaction | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
39000 | - |
4 * 39000, SDS-PAGE | Escherichia coli |
41503 | - |
4 * 41503, calculation from sequence of DNA | Escherichia coli |
160000 | - |
- |
Salmonella enterica subsp. enterica serovar Typhimurium |
160000 | - |
sedimentation equilibrium centrifugation | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Salmonella enterica subsp. enterica serovar Typhimurium | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Escherichia coli |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
9 | - |
- |
Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
O-succinyl-L-homoserine + H2O | - |
Salmonella enterica subsp. enterica serovar Typhimurium | succinate + 2-oxobutyrate + NH3 | - |
? | |
O-succinyl-L-homoserine + H2O | - |
Escherichia coli | succinate + 2-oxobutyrate + NH3 | - |
? | |
O-succinyl-L-homoserine + L-cysteine | - |
Salmonella enterica subsp. enterica serovar Typhimurium | L-cystathionine + succinate | - |
? | |
O-succinyl-L-homoserine + L-cysteine | - |
Escherichia coli | L-cystathionine + succinate | - |
? |
Subunits | Comment | Organism |
---|---|---|
tetramer | 4 * 39000, SDS-PAGE | Escherichia coli |
tetramer | 4 * 41503, calculation from sequence of DNA | Escherichia coli |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
7.67 | - |
cystathionine | pH 8.2, 25°C, 460 mol product formed per mol of subunit | Escherichia coli |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
pyridoxal 5'-phosphate | - |
Salmonella enterica subsp. enterica serovar Typhimurium | |
pyridoxal 5'-phosphate | 4 mol per tetrameric holoenzyme | Escherichia coli |