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Literature summary extracted from

  • Weigel, N.; Waygood, E.B.; Kukuruzinska, M.A.; Nakazawa, A.; Roseman, S.
    Sugar transport by the bacterial phosphotransferase system. Isolation and characterization of enzyme I from Salmonella typhimurium (1982), J. Biol. Chem., 257, 14461-14469.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.7.3.9 0.0054
-
histidine-containing protein
-
Salmonella enterica subsp. enterica serovar Typhimurium
2.7.3.9 0.195 0.2 phosphoenolpyruvate 37°C, pH 7.2 Salmonella enterica subsp. enterica serovar Typhimurium

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.3.9 Mg2+
-
Salmonella enterica subsp. enterica serovar Typhimurium

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.7.3.9 130000 150000 gel filtration at room temperature Salmonella enterica subsp. enterica serovar Typhimurium

Organism

EC Number Organism UniProt Comment Textmining
2.7.3.9 Salmonella enterica subsp. enterica serovar Typhimurium
-
-
-

Posttranslational Modification

EC Number Posttranslational Modification Comment Organism
2.7.3.9 no glycoprotein
-
Salmonella enterica subsp. enterica serovar Typhimurium

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.3.9
-
Salmonella enterica subsp. enterica serovar Typhimurium

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.7.3.9 8929
-
-
Salmonella enterica subsp. enterica serovar Typhimurium

Storage Stability

EC Number Storage Stability Organism
2.7.3.9 -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 Salmonella enterica subsp. enterica serovar Typhimurium

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.3.9 phosphoenolpyruvate + histidine-containing protein
-
Salmonella enterica subsp. enterica serovar Typhimurium pyruvate + phosphorylated histidine-containing protein
-
?

Subunits

EC Number Subunits Comment Organism
2.7.3.9 dimer 2 * 57000-70000, gel filtration at 4-6°C Salmonella enterica subsp. enterica serovar Typhimurium
2.7.3.9 dimer 2 * 57000-70000, SDS-PAGE Salmonella enterica subsp. enterica serovar Typhimurium

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.7.3.9 6.5 7.5
-
Salmonella enterica subsp. enterica serovar Typhimurium
2.7.3.9 6.7
-
-
Salmonella enterica subsp. enterica serovar Typhimurium