Activating Compound | Comment | Organism | Structure |
---|---|---|---|
citrate | stimulates the enzyme activity in presence of a primer | Pisum sativum |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
additional information | inhibition of activity by a specific antibody | Pisum sativum |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
77000 | - |
x * 77000, SDS-PAGE | Pisum sativum |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
ADP-glucose + (1,4-alpha-glucosyl)n | Pisum sativum | the waxy protein and the granule-bound starch synthase are not identical | ADP + (1,4-alpha-glucosyl)n+1 | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Pisum sativum | - |
- |
- |
Purification (Comment) | Organism |
---|---|
partially from dried starch granules isolated from developing embryos, solubilization with alpha-amylase, and anion chromatography | Pisum sativum |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
embryo | developing | Pisum sativum | - |
seed | starch granule | Pisum sativum | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
ADP-glucose + (1,4-alpha-glucosyl)n | - |
Pisum sativum | ADP + (1,4-alpha-glucosyl)n+1 | - |
? | |
ADP-glucose + (1,4-alpha-glucosyl)n | the waxy protein and the granule-bound starch synthase are not identical | Pisum sativum | ADP + (1,4-alpha-glucosyl)n+1 | - |
? | |
additional information | most effective primer of the reaction is amylopectin, 16% activity with glycogen compared to amylopectin | Pisum sativum | ? | - |
? | |
UDP-glucose + (1,4-alpha-glucosyl)n | 10% of the activity with ADP-glucose | Pisum sativum | UDP + (1,4-alpha-glucosyl)n+1 | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 77000, SDS-PAGE | Pisum sativum |
More | minor bands of 57 kDa and 92 kDa are recognized by the specific antibody | Pisum sativum |
Synonyms | Comment | Organism |
---|---|---|
starch-granule-bound starch synthase | - |
Pisum sativum |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
25 | - |
assay at | Pisum sativum |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8.6 | - |
assay at | Pisum sativum |