Activating Compound | Comment | Organism | Structure |
---|---|---|---|
Dimethyl formamide | 5-10% | Rattus norvegicus |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
17alpha-hydroxyprogesterone | most inhibitory at pH 8.0, significant at pH 6.8 | Rattus norvegicus | |
20beta-hydroxypregn-4-en-3-one | marginally inhibitory at pH 8.0 | Rattus norvegicus | |
androstendione | most inhibitory at pH 8.0 | Rattus norvegicus | |
phenazine methosulfate | 0.01-0.3 mg/ml | Rattus norvegicus | |
progesterone | 1.5 mM marginally inhibitory at pH 8.0, 0.75-1.5 mM reduces activity at pH 6.8 by 46 and 60%, respectively; most inhibitory at pH 8.0, significant at pH 6.8 | Rattus norvegicus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.025 | - |
NADP+ | 0.01-0.1 mM, 6 min | Rattus norvegicus | |
0.3 | - |
20alpha-hydroxyprogesterone | 0.015-0.1 mM, 6 min | Rattus norvegicus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Rattus norvegicus | - |
adult, female, Sprague-Dawley | - |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
additional information | unfixed tissue section, soluble, retention by PVA | Rattus norvegicus | - |
ovary | - |
Rattus norvegicus | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | no activity with 20beta isomer of 20alpha-hydroxyprogesterone, rising activity with 20alpha-hydroxyprogesterone concentrations over the range 0.05-1.0 mM, increasing activity with NADP+ over the range 0.01-0.2 mM, no NAD+ activity over this concentration range | Rattus norvegicus | ? | - |
? | |
progesterone + NADPH | - |
Rattus norvegicus | 20alpha-hydroxyprogesterone + NADP+ | - |
? |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
20 | - |
30 min | Rattus norvegicus |
37 | - |
6 min | Rattus norvegicus |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.8 | 8.2 | - |
Rattus norvegicus |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6.5 | 9 | pH 6.8 favouring progesterone to 20alpha-hydroxyprogesterone reaction and pH 8.0 vice versa | Rattus norvegicus |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
additional information | nitroblue tetrazolium as hydrogen acceptor | Rattus norvegicus | |
NADP+ | - |
Rattus norvegicus |