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Literature summary for 2.4.1.14 extracted from

  • Doehlert, D.C.; Huber, S.C.
    Phosphate inhibition of spinach leaf sucrose phosphate synthase is affected by glucose-6-phosphate and phosphoglucoisomerase (1984), Plant Physiol., 76, 250-253.
    View publication on PubMedView publication on EuropePMC
Search for more literature for 2.4.1.14

Inhibitors

Inhibitors Comment Organism Structure
additional information no inhibition with arsenate Spinacia oleracea
phosphate partial competitive inhibitor with respect to both substrates in presence of 5 mM glucose-6-phosphate, competes with glucose-6-phosphate for the same binding site Spinacia oleracea
sulfate
-
 Spinacia oleracea

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2
-
 D-fructose 6-phosphate in the absence of glucose 6-phosphate Spinacia oleracea

Natural Substrates/ Products (Substrates)

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

Organism UniProt Comment Textmining
Spinacia oleracea
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
leaf
-
 Spinacia oleracea
-

Substrates and Products (Substrate)

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
-
 ?