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Literature summary for 2.4.1.217 extracted from

  • Empadinhas, N.; Albuquerque, L.; Henne, A.; Santos, H.; Da Costa, M.
    The bacterium Thermus thermophilus, like hyperthermophilic archaea, uses a two-step pathway for the synthesis of mannosylglycerate (2003), Appl. Environ. Microbiol., 69, 3272-3279 .
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
overexpressed in Escherichia coli Thermus thermophilus

Inhibitors

Inhibitors Comment Organism Structure
KCl 50 to 300 mM Thermus thermophilus
Mn2+ 20 mM Thermus thermophilus
NaCl 50 to 300 mM Thermus thermophilus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.13
-
3-phospho-D-glycerate pH 7.6, 70°C Thermus thermophilus
0.33
-
GDP-alpha-D-mannose pH 7.6, 70°C Thermus thermophilus

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ activity is strictly dependent on divalent cations, Mn2+ is most effective (between 0.2 and 2.0 mM), Mg2+x01has a similar effect on the activation at about 20.0 mM Thermus thermophilus
Mn2+ activity is strictly dependent on divalent cations, Mn2+ is most effective, maximum activation of the enzyme by Mn2+ is between 0.2 and 2.0 mM Thermus thermophilus
additional information Ca2+, Sr2+, Cu2+, Ba2+, and Zn2+, do not stimulate activity at any concentration Thermus thermophilus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
43600
-
calculated from sequence Thermus thermophilus

Organism

Organism UniProt Comment Textmining
Thermus thermophilus Q84B24
-
-
Thermus thermophilus DSM 7039 Q84B24
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
GDP-alpha-D-mannose + 3-phospho-D-glycerate
-
Thermus thermophilus GDP + 2-(alpha-D-mannosyl)-3-phosphoglycerate
-
?
GDP-alpha-D-mannose + 3-phospho-D-glycerate
-
Thermus thermophilus DSM 7039 GDP + 2-(alpha-D-mannosyl)-3-phosphoglycerate
-
?

Synonyms

Synonyms Comment Organism
MPGS
-
Thermus thermophilus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
80 90
-
Thermus thermophilus

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
25 103 25°C: 10% of the maximal activity, 103°C: 55% of maximal activity Thermus thermophilus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
80
-
half-life: 189 min Thermus thermophilus
90
-
half-life: 22 min Thermus thermophilus
100
-
half-life: 10 min Thermus thermophilus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
-
Thermus thermophilus