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Literature summary for 4.2.1.2 extracted from

  • Shibata, H.; Gardiner, W.E.; Schwartzbach, S.D.
    Purification, characterization, and immunological properties of fumarase from Euglena gracilis var. bacillaris (1985), J. Bacteriol., 164, 762-768.
    View publication on PubMedView publication on EuropePMC

Activating Compound

Activating Compound Comment Organism Structure
phosphate at 0.1 mM malate and 5 mM phosphate: 14% increase in activity. At 0.1 mM malate and 50 mM phosphate: 60% inhibition. At 1 mM malate and 10 mM phosphate: 80% stimulation Euglena gracilis

Inhibitors

Inhibitors Comment Organism Structure
ATP 0.35 mM, 50% inhibition Euglena gracilis
phosphate at 0.1 mM malate and 5 mM: 14% increase in activity. At 0.1 mM malate and 50 mM phosphate: 60% inhibition. At 1 mM malate and 10 mM phosphate: 80% stimulation Euglena gracilis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.031
-
fumarate
-
Euglena gracilis
1.4
-
(S)-malate
-
Euglena gracilis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
60000
-
2 * 60000, SDS-PAGE Euglena gracilis
120000
-
gel filtration Euglena gracilis

Organism

Organism UniProt Comment Textmining
Euglena gracilis
-
var. bacillaris
-

Purification (Commentary)

Purification (Comment) Organism
-
Euglena gracilis

Source Tissue

Source Tissue Comment Organism Textmining

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1047
-
-
Euglena gracilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(S)-malate
-
Euglena gracilis fumarate + H2O
-
r
fumarate + H2O
-
Euglena gracilis L-malate
-
r

Subunits

Subunits Comment Organism
dimer 2 * 60000, SDS-PAGE Euglena gracilis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4
-
half-life: 4.6 h, at 0.0438 mg of protein per ml Euglena gracilis
20
-
half-life: 1.6 h, at 0.0438 mg of protein per ml Euglena gracilis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.4
-
-
Euglena gracilis

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.35
-
ATP
-
Euglena gracilis