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Literature summary extracted from

  • Doong, R.L.; Ahmad, S.; Jensen, R.A.
    Higher plants express 3-deoxy-D-manno-octulosonate 8-phosphate synthase (1991), Plant Cell Environ., 14, 113-120.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.5.1.55 Co2+
-
 Acinetobacter calcoaceticus
2.5.1.55 Mn2+
-
 Acinetobacter calcoaceticus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.5.1.55 additional information
-
 additional information
-
 Spinacia oleracea

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.5.1.55 additional information no stimulation by divalent cations Spinacia oleracea

Organism

EC Number Organism UniProt Comment Textmining
2.5.1.55 Acinetobacter calcoaceticus
-
-
-
2.5.1.55 Allium cepa
-
-
-
2.5.1.55 Brassica oleracea
-
 var. italica
-
2.5.1.55 Cucumis sativus
-
-
-
2.5.1.55 Daucus carota
-
-
-
2.5.1.55 Ipomoea batatas
-
-
-
2.5.1.55 Nicotiana sylvestris
-
-
-
2.5.1.55 no activity in Malus sp.
-
-
-
2.5.1.55 Solanum tuberosum
-
-
-
2.5.1.55 Spinacia oleracea
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.5.1.55 cell suspension culture EE cells Nicotiana sylvestris
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate
-
 Solanum tuberosum 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate
-
 Daucus carota 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate
-
 Cucumis sativus 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate
-
 Brassica oleracea 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate
-
 Allium cepa 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate
-
 Nicotiana sylvestris 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate
-
 Ipomoea batatas 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate specific for D-arabinose 5-phosphate Acinetobacter calcoaceticus 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + D-arabinose 5-phosphate irreversible reaction Spinacia oleracea 2-dehydro-3-deoxy-D-octonate 8-phosphate + phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + erythrose 4-phosphate
-
 Spinacia oleracea 3-deoxy-D-ribo-heptulosonate 7-phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + erythrose 4-phosphate 24% of the activity with D-arabinose 5-phosphate Nicotiana sylvestris 3-deoxy-D-ribo-heptulosonate 7-phosphate
-
 ?
2.5.1.55 phosphoenolpyruvate + ribose 5-phosphate
-
 Spinacia oleracea ?
-
 ?
2.5.1.55 phosphoenolpyruvate + ribose 5-phosphate 7% of the activity with D-arabinose 5-phosphate Nicotiana sylvestris ?
-
 ?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.5.1.55 53
-
-
 Spinacia oleracea

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
2.5.1.55 37 61 37°C: about 40% of maximal activity, 61°C: about 55% of maximal activity Spinacia oleracea

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
2.5.1.55 27
-
 unstable in absence of phosphoenolpyruvate Spinacia oleracea
2.5.1.55 50
-
 stable in presence of phosphoenolpyruvate Spinacia oleracea

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.5.1.55 6.2
-
-
 Spinacia oleracea

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.5.1.55 5.5 10 pH 5.5: about 35% of maximal activity, pH 10.0: about 65% of maximal activity, at 50°C Spinacia oleracea