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Literature summary for 2.2.1.1 extracted from
- Isolation of transketolase from rabbit liver and comparison of some of its kinetic properties with transketolase from other sources (1988), Comp. Biochem. Physiol. B, 90, 167-172.
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.038 | - |
D-xylulose 5-phosphate | - |
Oryctolagus cuniculus |  |
| 0.095 | - |
D-ribose 5-phosphate | - |
Oryctolagus cuniculus | |
| 11 | - |
fructose 6-phosphate | - |
Oryctolagus cuniculus | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 162000 | - |
gel filtration | Oryctolagus cuniculus |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| D-xylulose 5-phosphate + D-ribose 5-phosphate | Oryctolagus cuniculus | - |
sedoheptulose 7-phosphate + D-glyceraldehyde 3-phosphate | - |
r | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Oryctolagus cuniculus | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Oryctolagus cuniculus |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| liver | - |
Oryctolagus cuniculus | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| D-fructose 6-phosphate + D-ribose 5-phosphate | - |
Oryctolagus cuniculus | ? | - |
? | |
| D-xylulose 5-phosphate + D-ribose 5-phosphate | - |
Oryctolagus cuniculus | sedoheptulose 7-phosphate + D-glyceraldehyde 3-phosphate | - |
r | |
| D-xylulose 5-phosphate + D-ribose 5-phosphate | D-ribose 5-phosphate | Oryctolagus cuniculus | sedoheptulose 7-phosphate + D-glyceraldehyde 3-phosphate | - |
r | |
| D-xylulose 5-phosphate + D-ribose 5-phosphate | wide specificity for both reactants: donor substrates may be: fructose 6-phosphate | Oryctolagus cuniculus | sedoheptulose 7-phosphate + D-glyceraldehyde 3-phosphate | - |
r | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 40 | - |
- |
Oryctolagus cuniculus |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 7.8 | 8 | - |
Oryctolagus cuniculus |
Cofactor
| Cofactor | Comment | Organism | Structure |
|---|---|---|---|
| thiamine diphosphate | 0.9 mol thiamine diphosphate per mol subunit | Oryctolagus cuniculus | |
| thiamine diphosphate | additional thiamine does not enhance activity | Oryctolagus cuniculus | |
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