KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.27 | - |
methylumbelliferyl sulfate | s-form | Homo sapiens | |
0.58 | - |
methylumbelliferyl sulfate | f-form | Homo sapiens |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
183000 | - |
placenta, s-form, gel filtration, two isoforms s- and f-form | Homo sapiens |
200000 | - |
liver, f-form, gel filtration, two isoforms s- and f-form | Homo sapiens |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
steroid sulfates + H2O | Homo sapiens | also acts on some related steryl sulfates, phenol sulfates, steroid arylsulfates and steroid alkyl sulfates catalyzed at the same site | steroid + sulfate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Homo sapiens | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Homo sapiens |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
liver | - |
Homo sapiens | - |
placenta | - |
Homo sapiens | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
4-methylumbelliferyl sulfate + H2O | both s-form and f-form | Homo sapiens | 4-methylumbelliferone + sulfate | - |
? | |
cholesterol 3-sulfate + H2O | only s-form | Homo sapiens | cholesterol + sulfate | - |
? | |
dehydroepiandrosterone 3-sulfate + H2O | only s-form | Homo sapiens | dehydroepiandrosterone + sulfate | - |
? | |
estrone sulfate + H2O | only s-form | Homo sapiens | estrone + sulfate | - |
? | |
steroid sulfates + H2O | also acts on some related steryl sulfates, phenol sulfates, steroid arylsulfates and steroid alkyl sulfates catalyzed at the same site | Homo sapiens | steroid + sulfate | - |
? |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | - |
f-form: 50% loss of activity | Homo sapiens |
57 | - |
s-form: 50% loss of activity | Homo sapiens |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5 | 5.5 | - |
Homo sapiens |
6.9 | - |
f-form | Homo sapiens |
7.3 | 7.5 | - |
Homo sapiens |