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Literature summary for 2.7.7.9 extracted from

  • Gupta, S.; Sowokinos, J.; Hahn, I.
    Regulation of UDP-glucose pyrophosphorylase isozyme UGP5 associated with cold-sweetening resistance in potatoes (2008), J. Plant Physiol., 165, 679-690.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli BL21 star Solanum tuberosum

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.22
-
UTP UDP-glucose synthesis Solanum tuberosum
0.22
-
UTP UTP in form of MgUTP Solanum tuberosum
0.56
-
diphosphate pyrophosphorolysis Solanum tuberosum
0.56
-
diphosphate diphosphate in form of Mg-diphosphate Solanum tuberosum
0.68
-
UDP-glucose pyrophosphorolysis Solanum tuberosum
0.83
-
alpha-D-glucose 1-phosphate UDP-glucose synthesis Solanum tuberosum

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+
-
Solanum tuberosum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
53000
-
x * 53000, SDS-PAGE Solanum tuberosum

Organism

Organism UniProt Comment Textmining
Solanum tuberosum
-
cv. Snowden MTs
-

Purification (Commentary)

Purification (Comment) Organism
ammonium sulfate precipitation, hydrophobic interaction chromatography, anion-exchange chromatography (DEAE) Solanum tuberosum

Source Tissue

Source Tissue Comment Organism Textmining

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
251
-
pyrophosphorolysis Solanum tuberosum
449
-
UDP-glucose synthesis Solanum tuberosum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
diphosphate + UDP-glucose
-
Solanum tuberosum UTP + alpha-D-glucose 1-phosphate
-
r
UTP + alpha-D-glucose 1-phosphate
-
Solanum tuberosum diphosphate + UDP-glucose
-
r

Subunits

Subunits Comment Organism
? x * 53000, SDS-PAGE Solanum tuberosum

Synonyms

Synonyms Comment Organism
UDP-glucose pyrophosphorylase isoenzyme UGP5
-
Solanum tuberosum

pI Value

Organism Comment pI Value Maximum pI Value
Solanum tuberosum IEF-PAGE
-
5.4