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Literature summary for 6.3.2.9 extracted from

  • Nathenson, S.G.; Strominger, J.L.; Ito, E.
    Enzymatic synthesis of the peptide in bacterial uridine nucleotides. IV. Purification and properties of alpha-glutamic acid-adding enzyme (1964), J. Biol. Chem., 239, 1773-1776.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.155
-
D-Glu
-
Staphylococcus aureus
0.16
-
UDP-N-acetylmuramoyl-Ala
-
Staphylococcus aureus

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ optimal concentration: 10 mM, independent of ATP concentration Staphylococcus aureus
Mn2+ absolute requirement, maximal activity at concentrations of Mn2+ equimolar to ATP Staphylococcus aureus

Organism

Organism UniProt Comment Textmining
Staphylococcus aureus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Staphylococcus aureus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.213
-
-
Staphylococcus aureus

Storage Stability

Storage Stability Organism
-18°C, 20-30% loss of activity Staphylococcus aureus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + UDP-N-acetylmuramoyl-L-Ala + alpha-methyl-DL-Glu
-
Staphylococcus aureus ADP + phosphate + UDP-N-acetylmuramoyl-L-Ala-alpha-methyl-DL-Glu
-
?
ATP + UDP-N-acetylmuramoyl-L-Ala + D-Glu
-
Staphylococcus aureus ADP + phosphate + UDP-N-acetylmuramoyl-L-Ala-D-Glu
-
?
ATP + UDP-N-acetylmuramoyl-L-Ala + Glu r Staphylococcus aureus ADP + phosphate + UDP-N-acetylmuramoyl-L-Ala-D-Glu
-
?
ATP + UDP-N-acetylmuramoyl-L-Ala + Glu DL -glutamine Staphylococcus aureus ADP + phosphate + UDP-N-acetylmuramoyl-L-Ala-D-Glu
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.4 8.8
-
Staphylococcus aureus
8.5 9
-
Staphylococcus aureus