Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Cd2+ | 1 mM: strong | Homo sapiens | |
Co2+ | 1 mM: weak, 100 mM: strong | Homo sapiens | |
Cu2+ | 1 mM: strong | Homo sapiens | |
Fe2+ | 1 mM: weak, 100 mM: strong | Homo sapiens | |
Mn2+ | 1 mM: weak | Homo sapiens | |
Ni2+ | 1 mM: weak, 100 mM: strong | Homo sapiens | |
Zn2+ | 1 mM: strong | Homo sapiens |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.00007 | - |
pregnenolone | - |
Homo sapiens | |
0.02 | - |
NAD+ | - |
Homo sapiens |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
microsome | - |
Homo sapiens | - |
- |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
additional information | no effect of Ca2+, Sr2+, Ba2+ | Homo sapiens |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
pregnenolone + NAD(P)+ | Homo sapiens | - |
pregn-5-en-3,20-dione + NAD(P)H + H+ | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Homo sapiens | - |
- |
- |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
placenta | - |
Homo sapiens | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
3beta,17alpha-dihydroxy-5-pregnen-20-one + NAD(P)+ | - |
Homo sapiens | 17alpha-hydroxypregn-5-ene-3,20-dione + NAD(P)H | - |
? | |
pregnenolone + NAD(P)+ | - |
Homo sapiens | pregn-5-en-3,20-dione + NAD(P)H + H+ | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | 45 | - |
Homo sapiens |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
20 | 55 | - |
Homo sapiens |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
30 min, 50% loss of activity | Homo sapiens |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
9.5 | - |
- |
Homo sapiens |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
NAD+ | more than 10fold as active as NADP+ | Homo sapiens | |
NADP+ | 10times less effective than NAD+ | Homo sapiens |