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2.7.3.9: phosphoenolpyruvate-protein phosphotransferase

This is an abbreviated version!
For detailed information about phosphoenolpyruvate-protein phosphotransferase, go to the full flat file.

Word Map on EC 2.7.3.9

Reaction

phosphoenolpyruvate
+
protein histidine
=
pyruvate
+
protein N-pros-phosphohistidine

Synonyms

EIC, EIN, enzyme I, enzyme I of the phosphotransferase system, More, non-sugar-specific phosphotransferase, PEP:sugar phosphotransferase system enzyme I, PEP:sugar PT, phosphoenolpyruvate protein phosphotransferase, phosphoenolpyruvate sugar phosphotransferase enzyme I, phosphoenolpyruvate-dependent phosphotransferase, phosphoenolpyruvate-dependent phosphotransferase system, phosphoenolpyruvate-dependent phosphotransferase system enzyme I, phosphoenolpyruvate-protein phosphotransferase, phosphoenolpyruvate:carbohydrate phosphotransferase system, phosphoenolpyruvate:glucose/mannose phosphotransferase system, phosphoenolpyruvate:glycose phosphotransferase system, phosphoenolpyruvate:glycose phosphotransferase system enzyme I, phosphoenolpyruvate:protein-L-histidine N-pros-phosphotransferase, phosphoenolpyruvate:sugar phosphotransferase, phosphoenolpyruvate:sugar phosphotransferase system, phosphopyruvate-protein factor phosphotransferase, phosphopyruvate-protein phosphotransferase, phosphotransferase enzyme I, phosphotransferase system component enzyme I, phosphotransferase system enzyme I, phosphotransferase, phosphoenolpyruvate-protein, protein kinase enzyme I, PTS, ptsA, ptsI, sugar-PEP phosphotransferase enzyme I, YpqE

ECTree

     2 Transferases
         2.7 Transferring phosphorus-containing groups
             2.7.3 Phosphotransferases with a nitrogenous group as acceptor
                2.7.3.9 phosphoenolpyruvate-protein phosphotransferase

Storage Stability

Storage Stability on EC 2.7.3.9 - phosphoenolpyruvate-protein phosphotransferase

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STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-18°C, 0.05 M potassium phosphate buffer, pH 6.5, 0.2 mM dithioerythritol, 1 mM EDTA, several months
-
-18°C, 0.1 M potassium phosphate buffer, or 0.01 M Tris buffer, pH 6.5, 1 mM EDTA, 0.5 mM dithioerythritol, 5 mM MgCl2, 2-3 months stable
-
-20°C, 10 mM potassium phosphate buffer, pH 7.5, 0.1 M KCl, 20% glycerol, no significant loss of activity in several months
-
-20°C, 25 mM sodium phosphate buffer, pH 7.2, 1 mM NaN3, dithiothreitol, stable for months, but instable in Tris buffer
-
-20°C, lyophilized, indefinitely stable
-
-20°C, phosphate buffer, pH 7.0, protein concentration 1 mg/ml, stable for at least 14 months
-
4°C, lyophilized, or acidic solution, several months stable
-
several months at -80°C, up to 1 h at 37°C
storage solution contains 5 mM MgCl2 and phosphoenolpyruvate