Cloned (Comment) | Organism |
---|---|
overexpressed in host strain, enables Escherichia coli to utilize D-cysteine as sole sulfur source | Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.3 | - |
D-cysteine | 37°C, pH 8.0 | Escherichia coli | |
0.9 | - |
3-chloro-D-alanine | 37°C, pH 8.0 | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
35000 | - |
SDS-PAGE, gel filtration | Escherichia coli |
35150 | - |
calculated from amino acid sequence including N-terminal methionine | Escherichia coli |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
D-cysteine + H2O | Escherichia coli | physiological function unknown, detoxification of D-cysteine suggested, contributes to utilization of D-cysteine as sulfur source | sulfide + NH3 + pyruvate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
various strains | - |
Purification (Comment) | Organism |
---|---|
- |
Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
3-chloro-D-alanine + H2O | alpha,beta-elimination, more effective substrate than D-cysteine | Escherichia coli | pyruvate + NH3 + Cl- | - |
? | |
D-cysteine + H2O | - |
Escherichia coli | sulfide + NH3 + pyruvate | - |
? | |
D-cysteine + H2O | physiological function unknown, detoxification of D-cysteine suggested, contributes to utilization of D-cysteine as sulfur source | Escherichia coli | sulfide + NH3 + pyruvate | - |
? | |
additional information | L-cysteine is not utilized | Escherichia coli | ? | - |
? |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
72 | - |
D-cysteine | 37°C, pH 8.0 | Escherichia coli | |
281 | - |
3-chloro-D-alanine | 37°C, pH 8.0 | Escherichia coli |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
pyridoxal 5'-phosphate | - |
Escherichia coli |