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Literature summary for 2.7.7.9 extracted from

  • Hopper, J.E.; Dickinson, D.B.
    Partial purification and sugar nucleotide inhibition of UDP-glucose pyrophosphorylase from Lilium longiflorum pollen (1972), Arch. Biochem. Biophys., 148, 523-535.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
additional information inhibition kinetics for UDP-sugars Lilium longiflorum
UDP-D-mannose
-
Lilium longiflorum
UDP-galactose
-
Lilium longiflorum
UDP-galacturonic acid
-
Lilium longiflorum
UDP-glucose
-
Lilium longiflorum
UDP-glucuronic acid
-
Lilium longiflorum
UDP-mannose
-
Lilium longiflorum
UDP-xylose
-
Lilium longiflorum

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.14
-
UTP
-
Lilium longiflorum
0.46
-
alpha-D-glucose 1-phosphate
-
Lilium longiflorum

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
UTP + alpha-D-glucose 1-phosphate Lilium longiflorum cumulative feedback regulation in vivo, modulates the flow of carbon into pathways leading to cell wall polysaccharide synthesis diphosphate + UDP-glucose
-
r

Organism

Organism UniProt Comment Textmining
Lilium longiflorum
-
-
-

Purification (Commentary)

Purification (Comment) Organism
34fold Lilium longiflorum

Source Tissue

Source Tissue Comment Organism Textmining
pollen non-germinated Lilium longiflorum
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UTP + alpha-D-glucose 1-phosphate
-
Lilium longiflorum diphosphate + UDP-glucose
-
r
UTP + alpha-D-glucose 1-phosphate cumulative feedback regulation in vivo, modulates the flow of carbon into pathways leading to cell wall polysaccharide synthesis Lilium longiflorum diphosphate + UDP-glucose
-
r

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
additional information
-
additional information simple additive inhibition of inhibitors at low individual concentrations and low substrate concentrations Lilium longiflorum
0.13
-
UDP-D-glucose
-
Lilium longiflorum
0.75
-
UDP-D-glucuronic acid
-
Lilium longiflorum
0.93
-
UDP-D-galacturonic acid
-
Lilium longiflorum
1.6
-
UDP-D-xylose
-
Lilium longiflorum
4.8
-
UDP-D-galactose
-
Lilium longiflorum
9.6
-
UDP-D-mannose
-
Lilium longiflorum