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2.4.2.9: uracil phosphoribosyltransferase

This is an abbreviated version!
For detailed information about uracil phosphoribosyltransferase, go to the full flat file.

Word Map on EC 2.4.2.9

Reaction

UMP
+
diphosphate
=
Uracil
+
5-phospho-alpha-D-ribose 1-diphosphate

Synonyms

AFR052C, AFR052Cp, AGOS_AFR052C, AgUPRT, CD-UPRT, cytosine deaminase-uracil phosphoribosyltransferase, cytosine deaminase/uracil phosphoribosyltransferase, More, MtUPRT, phosphoribosyltransferase, uracil, Rv3309c, TtUPRT, TtUPRT3, UK/UPRT1, UMP pyrophosphorylase, UMP:pyrophosphate phosphoribosyltransferase, UPP, UPRT, UPRTase, uracil phosphoribosyl transferase, uridine 5'-phosphate pyrophosphorylase, uridine kinase-like protein (uracil phosphoribosyltransferase), uridine kinase/uracil phosphoribosyltransferase 1, uridine monophosphate pyrophosphorylase, uridylate pyrophosphorylase, uridylic pyrophosphorylase

ECTree

     2 Transferases
         2.4 Glycosyltransferases
             2.4.2 Pentosyltransferases
                2.4.2.9 uracil phosphoribosyltransferase

Storage Stability

Storage Stability on EC 2.4.2.9 - uracil phosphoribosyltransferase

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STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-15°C, partially purified enzyme, loss of 10% activity within 2 weeks
Lactobacillus bifidus
-
-20°C, 20 mM Hepes-KOH, pH 7.4, 1 mM DTT, stable for 3 days
-
-70°C, 20 mM Hepes-KOH, pH 7.4, 1-2 months without loss of activity
-
0°C, enzyme concentration 0.001 mg/ml, 50% loss of activity in 1 h
4°C for 13 days or 1 year at -70°C, ethylene glycol, significantly increases stability with virtually no loss of activity
-
4°C, 10 mM Tris-HCl, pH 7.5, 10 mM MgCl2, 2 mM 2-mercaptoethanol, 44% loss of activity after 8 d
-
4°C, concentrated enzyme is stable for several months, on dilution occurs rapid loss of activity
4°C, purified detagged recombinant enzyme, in Tris-NaCl buffer, stable for at least 1 week
4°C, purified enzyme, TMD50 buffer, stable for at least 1 week
-
4°C, rapid loss of activity when stored in presence of Mg2+
-
4°C, Tris-HCl, pH 8.0, 1 mM EDTA, 2 mM DTT, 1 mM UMP, loss of 40% activity in 1 week
-
4°C, Tris-HCl, pH 8.0, 1 mM EDTA, 2 mM DTT, loss of 70% activity in 4 days
-