EC Number | Activating Compound | Comment | Organism | Structure |
---|---|---|---|---|
2.7.7.27 | 3-phosphoglycerate | very little enzymatic activity in the absence of 3-phosphoglycerate, 40fold in catalytic activity, when assayed und near saturating 3-phosphoglycerate concentration | Oryza sativa |
EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
2.7.7.27 | phosphate | inhibition is reversed by 3-phosphoglycerate | Oryza sativa |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.7.7.27 | 0.17 | - |
alpha-D-glucose 1-phosphate | pH 8.0, in presence of 5 mM 3-phosphoglycerate | Oryza sativa | |
2.7.7.27 | 0.18 | - |
ATP | pH 8.0, in presence of 5 mM 3-phosphoglycerate | Oryza sativa |
EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|---|
2.7.7.27 | amyloplast | 10% of the enzyme activity | Oryza sativa | 9501 | - |
2.7.7.27 | cytosol | 90% of enzyme activity | Oryza sativa | 5829 | - |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
2.7.7.27 | Mg2+ | requirement | Oryza sativa |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.7.27 | ATP + alpha-D-glucose 1-phosphate | Oryza sativa | first step of starch biosynthesis | diphosphate + ADP-glucose | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.7.7.27 | Oryza sativa | - |
- |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
2.7.7.27 | partial, heat schock step at 60°C for 5 min | Oryza sativa |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
2.7.7.27 | endosperm | - |
Oryza sativa | - |
2.7.7.27 | leaf | - |
Oryza sativa | - |
2.7.7.27 | seed | developing seeds | Oryza sativa | - |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.7.27 | ATP + alpha-D-glucose 1-phosphate | - |
Oryza sativa | diphosphate + ADP-glucose | - |
? | |
2.7.7.27 | ATP + alpha-D-glucose 1-phosphate | first step of starch biosynthesis | Oryza sativa | diphosphate + ADP-glucose | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
2.7.7.27 | More | a major 54000 Da polypeptide and a minor 48000 Da polypeptide in the cytoplasmic fraction, a 54000 Da polypeptide in the amyloplast fraction | Oryza sativa |
EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|---|
2.7.7.27 | 60 | - |
heat stable at 60°C | Oryza sativa |
EC Number | Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.7.7.27 | 0.19 | - |
phosphate | pH 8.0, in presence of 0.5 mM 3-phosphoglycerate | Oryza sativa | |
2.7.7.27 | 0.4 | - |
phosphate | pH 8.0, in presence of 1 mM 3-phosphoglycerate | Oryza sativa |