General Stability | Organism |
---|---|
repeated freezing and thawing, no effect | Limnospira maxima |
urea, activation from 0.4-0.6 M, inactivation at higher concentration | Limnospira maxima |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Urea | activation: 0.4-0.6 M, inactivation at higher concentration | Limnospira maxima |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.121 | - |
GSSG | - |
Limnospira maxima | |
3.3 | - |
mixed disulfide of CoA and glutathione | - |
Limnospira maxima |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
47000 | - |
2 * 47000, SDS-PAGE, enzyme exists predominantly as a tetrameric species in equilibrium with a minor dimer fraction | Limnospira maxima |
47000 | - |
4 * 47000, SDS-PAGE, enzyme exists predominantly as a tetrameric species in equilibrium with a minor dimer fraction | Limnospira maxima |
99800 | - |
Spirulina maxima, pore gradient gel electrophoresis, dimer, enzyme exists predominantly as tetrameric species in equilibrium with a minor dimer fraction | Limnospira maxima |
177000 | - |
sedimentation equilibrium, tetramer, enzyme exists predominantly as a tetrameric species in equilibrium with a minor dimer fraction | Limnospira maxima |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Limnospira maxima | - |
cyanobacterium | - |
Purification (Comment) | Organism |
---|---|
- |
Limnospira maxima |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
238 | - |
- |
Limnospira maxima |
Storage Stability | Organism |
---|---|
-20°C, 1 year | Limnospira maxima |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
glutathione + NADP+ | mixed disulfide of CoA and glutathione | Limnospira maxima | glutathione disulfide + NADPH + H+ | - |
r | |
GSSG + NADPH | mixed disulfide between coenzyme A and glutathione | Limnospira maxima | glutathione + NADP+ | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 47000, SDS-PAGE, enzyme exists predominantly as a tetrameric species in equilibrium with a minor dimer fraction | Limnospira maxima |
tetramer | 4 * 47000, SDS-PAGE, enzyme exists predominantly as a tetrameric species in equilibrium with a minor dimer fraction | Limnospira maxima |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
25 | - |
assay at | Limnospira maxima |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
55 | - |
10 min, pH 7.0, stable | Limnospira maxima |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | - |
- |
Limnospira maxima |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
FAD | FAD enzyme | Limnospira maxima | |
flavin | 1.06 mol of flavin per mol of subunit | Limnospira maxima | |
NADPH | absolute specificity for NADPH | Limnospira maxima |