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Literature summary extracted from

  • Pinto, J.E.B.P.; Suzich, J.A.; Herrmann, K.M.
    3-Deoxy-D-arabino-heptulosonate 7-phosphate synthase from potato tuber (Solanum tuberosum L.) (1986), Plant Physiol., 82, 1040-1044.
    View publication on PubMedView publication on EuropePMC

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.5.1.54 Chorismic acid stimulates Solanum tuberosum
2.5.1.54 L-Trp activates Solanum tuberosum

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.5.1.54 Cu2+
-
 Solanum tuberosum
2.5.1.54 Fe2+
-
 Solanum tuberosum
2.5.1.54 Zn2+
-
 Solanum tuberosum

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.5.1.54 Co2+ slightly stimulating Solanum tuberosum
2.5.1.54 Mg2+ slightly Solanum tuberosum
2.5.1.54 Mn2+ stimulates Solanum tuberosum

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.5.1.54 54000
-
 2 * 54000, SDS-PAGE Solanum tuberosum
2.5.1.54 110000
-
 gel filtration Solanum tuberosum

Organism

EC Number Organism UniProt Comment Textmining
2.5.1.54 Solanum tuberosum
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.5.1.54 820fold Solanum tuberosum

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.5.1.54 tuber
-
 Solanum tuberosum
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.5.1.54 16.4
-
 purified enzyme Solanum tuberosum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.5.1.54 phosphoenolpyruvate + D-erythrose 4-phosphate + H2O
-
 Solanum tuberosum 2-dehydro-3-deoxy-D-arabino-heptonate 7-phosphate + phosphate
-
 ?

Subunits

EC Number Subunits Comment Organism
2.5.1.54 dimer 2 * 54000, SDS-PAGE Solanum tuberosum

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.5.1.54 additional information
-
 2 forms with pIs of pH 8.4 and pH 7.8 Solanum tuberosum
2.5.1.54 7
-
-
 Solanum tuberosum

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.5.1.54 6 7.6 pH 6.0: about 30% of maximal activity, pH 7.6: about 60% of maximal activity Solanum tuberosum