Activating Compound | Comment | Organism | Structure |
---|---|---|---|
1,5-Anhydroglucitol 6-phosphate | - |
Spinacia oleracea | |
glucose-6-phosphate | reduces Km of fructose-6-phosphate, suggested to be a metabolic regulator in vivo | Spinacia oleracea |
General Stability | Organism |
---|---|
20% ethylene glycol and 0.2 M KCl stabilize activity | Spinacia oleracea |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
phosphate | in absence of glucose-6-phosphate, suggested to be a metabolic regulator in vivo | Spinacia oleracea | |
sucrose-6-phosphate | - |
Spinacia oleracea | |
UDP | - |
Spinacia oleracea |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
1.4 | - |
D-fructose 6-phosphate | in presence of 2.5 mM glucose 6-phosphate | Spinacia oleracea | |
1.9 | - |
UDP-glucose | in presence and absence of glucose 6-phosphate | Spinacia oleracea | |
4.1 | - |
D-fructose 6-phosphate | in the absence of glucose 6-phosphate | Spinacia oleracea |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
UDP-alpha-D-glucose + D-fructose 6-phosphate | Spinacia oleracea | catalyzes the penultimate step of sucrose synthesis | UDP + sucrose 6-phosphate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Spinacia oleracea | - |
- |
- |
Purification (Comment) | Organism |
---|---|
gel filtration is carried out in presence of 20% ethylene glycol and 0.2 M KCl to stabilize activity | Spinacia oleracea |
partial | Spinacia oleracea |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | - |
Spinacia oleracea | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
UDP-alpha-D-glucose + D-fructose 6-phosphate | - |
Spinacia oleracea | UDP + sucrose 6-phosphate | - |
? | |
UDP-alpha-D-glucose + D-fructose 6-phosphate | catalyzes the penultimate step of sucrose synthesis | Spinacia oleracea | UDP + sucrose 6-phosphate | - |
? |