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Literature summary for 7.5.2.13 extracted from

  • Rottmann, T.; Klebl, F.; Schneider, S.; Kischka, D.; Rüscher, D.; Sauer, N.; Stadler, R.
    Sugar transporter STP7 specificity for L-arabinose and D-xylose contrasts with the typical hexose transporters STP8 and STP12 (2018), Plant Physiol., 176, 2330-2350.
    View publication on PubMed
Search for more literature for 7.5.2.13

Cloned(Commentary)

Cloned (Comment) Organism
expressed in the hexose transport- and invertase-deficient Saccharomyces cerevisiae strain CSY4000 Arabidopsis thaliana

Inhibitors

Inhibitors Comment Organism Structure
carbonyl cyanide m-chlorophenyl-hydrazone i.e. CCCP, 7% residual activity at 0.05 mM Arabidopsis thaliana
D-arabinose 87% residual activity at 2.5 mM Arabidopsis thaliana
D-fructose 85% residual activity at 2.5 mM Arabidopsis thaliana
D-galactose 81% residual activity at 2.5 mM Arabidopsis thaliana
D-glucose 88% residual activity at 2.5 mM Arabidopsis thaliana
D-raffinose 85% residual activity at 2.5 mM Arabidopsis thaliana
D-ribose 84% residual activity at 2.5 mM Arabidopsis thaliana
D-xylose 42% residual activity at 2.5 mM Arabidopsis thaliana
L-arabinose 42% residual activity at 2.5 mM Arabidopsis thaliana
mannose 86% residual activity at 2.5 mM Arabidopsis thaliana
sorbit 74% residual activity at 2.5 mM Arabidopsis thaliana
sucrose 85% residual activity at 2.5 mM Arabidopsis thaliana

Localization

Localization Comment Organism GeneOntology No. Textmining
plasma membrane
-
 Arabidopsis thaliana 5886
-

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + H2O + D-xylose-[xylose-binding protein][side 1] Arabidopsis thaliana
-
 ADP + phosphate + D-xylose[side 2] + [xylose-binding protein][side 1]
-
 ?
ATP + H2O + L-arabinose-[arabinose-binding protein][side 1] Arabidopsis thaliana highest activity ADP + phosphate + L-arabinose[side 2] + [arabinose-binding protein][side 1]
-
 ?

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana O04249 ecotype Col-0
-

Source Tissue

Source Tissue Comment Organism Textmining
additional information not detected in pollen tubes Arabidopsis thaliana
-
root
-
 Arabidopsis thaliana
-
silique
-
 Arabidopsis thaliana
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + H2O + D-xylose-[xylose-binding protein][side 1]
-
 Arabidopsis thaliana ADP + phosphate + D-xylose[side 2] + [xylose-binding protein][side 1]
-
 ?
ATP + H2O + L-arabinose-[arabinose-binding protein][side 1] highest activity Arabidopsis thaliana ADP + phosphate + L-arabinose[side 2] + [arabinose-binding protein][side 1]
-
 ?
ATP + H2O + L-arabinose-[arabinose-binding protein][side 1] highest activity with L-arabinose Arabidopsis thaliana ADP + phosphate + L-arabinose[side 2] + [arabinose-binding protein][side 1]
-
 ?
additional information the enzyme does not transport hexoses Arabidopsis thaliana ?
-
 ?

Synonyms

Synonyms Comment Organism
STP7
-
 Arabidopsis thaliana

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4
-
-
 Arabidopsis thaliana

General Information

General Information Comment Organism
physiological function the enzyme contributes to the uptake and recycling of cell wall sugars Arabidopsis thaliana