General Stability | Organism |
---|---|
0.01% Triton X-100 is essential for enzyme stability during purification | Spinacia oleracea |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
arsenite | 45% inhibition at 5 mM, 98% inhibition at 20 mM | Spinacia oleracea | |
N-ethylmaleimide | complete inhibition at 5 mM | Spinacia oleracea |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
40500 | - |
2 * 40500, SDS-PAGE | Spinacia oleracea |
63000 | - |
gel filtration | Spinacia oleracea |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
acetyl-CoA + malonyl-[acyl-carrier protein] | Spinacia oleracea | - |
acetoacetyl-[acyl-carrier protein] + CoA + CO2 | - |
r |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Spinacia oleracea | - |
- |
- |
Purification (Comment) | Organism |
---|---|
3500fold to homogeneity from leaves in an eight-step procedure including ACP affinity chromatography | Spinacia oleracea |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | - |
Spinacia oleracea | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
7 | - |
purified enzyme | Spinacia oleracea |
Storage Stability | Organism |
---|---|
-80°C, purified enzyme, 20 mM Tris buffer, 1 mM DTT, 20% glycerol, 0.01% Triton X-100, several weeks with slight loss of activity | Spinacia oleracea |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
acetyl-CoA + malonyl-[acyl-carrier protein] | - |
Spinacia oleracea | acetoacetyl-[acyl-carrier protein] + CoA + CO2 | - |
r | |
additional information | substrate specificity, the enzyme also shows acetyltransferase activity, which is lower than the 3-ketoacyl carrier protein synthase activity | Spinacia oleracea | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 40500, SDS-PAGE | Spinacia oleracea |
Synonyms | Comment | Organism |
---|---|---|
3-ketoacyl carrier protein synthase III | - |
Spinacia oleracea |
KAS-III | - |
Spinacia oleracea |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
32 | - |
assay at | Spinacia oleracea |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8 | - |
assay at | Spinacia oleracea |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
CoA | - |
Spinacia oleracea |