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Literature summary for 4.4.1.15 extracted from
- Catalytic and regulatory properties of sulphur metabolizing enzymes in cyanobacterium Synechococcus elongatus PCC 7942 (2006), Indian J. Exp. Biol., 44, 767-772.
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.05 | - |
D-cysteine | - |
Synechococcus elongatus |  |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Synechococcus elongatus | - |
strain PCC7942 | - |
| Synechococcus elongatus PCC 7942 | - |
strain PCC7942 | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| partially by Sephadex G-100 and DEAE column chromatography | Synechococcus elongatus |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 0.01 | - |
growth of the bacteria with p-nitrophenlysulfate as sulfur source | Synechococcus elongatus |
| 0.012 | - |
growth of the bacteria with methionine as sulfur source | Synechococcus elongatus |
| 0.0123 | - |
after partial purification | Synechococcus elongatus |
| 0.018 | - |
growth of the bacteria with L-cysteine as sulfur | Synechococcus elongatus |
| 0.018 | - |
growth of the bacteria with Na2S2O3 and p-nitrophenlysulfate as sulfur | Synechococcus elongatus |
| 0.018 | - |
growth of the bacteria with Na2S2O3 as sulfur source | Synechococcus elongatus |
| 0.02 | - |
growth of the bacteria with MgSO4 and p-nitrophenlysulfate as sulfur source | Synechococcus elongatus |
| 0.022 | - |
growth of the bacteria with MgSO4 as sulfur source | Synechococcus elongatus |
| 0.03 | - |
growth of the bacteria with MgSO4 and Na2S2O3 as sulfur source | Synechococcus elongatus |
| 0.035 | - |
growth of the bacteria with reduced glutathione as sulfur source | Synechococcus elongatus |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| D-cysteine + H2O | - |
Synechococcus elongatus | sulfide + NH3 + pyruvate | - |
? | |
| D-cysteine + H2O | - |
Synechococcus elongatus PCC 7942 | sulfide + NH3 + pyruvate | - |
? | |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| cysteine desulfhydrase | CD | Synechococcus elongatus |
| D-cysteine desulfhydrase | - |
Synechococcus elongatus |
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