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Literature summary for 2.6.1.16 extracted from

  • Huynh, Q.K.; Gulve, E.A.; Dian, T.
    Purification and characterization of glutamine:fructose 6-phosphate amidotransferase from rat liver (2000), Arch. Biochem. Biophys., 379, 307-313.
    View publication on PubMed

General Stability

General Stability Organism
extremely unstable during purification Rattus norvegicus

Inhibitors

Inhibitors Comment Organism Structure
4,4'-dithiodipyridine inactivation reversed by dithiothreitol. Competitive with respect to L-glutamine. Non-competitive with respect to D-fructose 6-phosphate Rattus norvegicus
5,5'-dithionitrobenzoic acid inactivation reversed by dithiothreitol Rattus norvegicus
6-diazo-5-oxo-L-norleucine
-
Rattus norvegicus
UDP-N-acetylglucosamine
-
Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.4
-
D-fructose 6-phosphate
-
Rattus norvegicus
0.8
-
L-glutamine
-
Rattus norvegicus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
75000
-
4 * 75000, gel filtration, SDS-PAGE Rattus norvegicus
280000
-
gel filtration Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.866
-
-
Rattus norvegicus

Storage Stability

Storage Stability Organism
-80°C, 3 months Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-glutamine + D-fructose 6-phosphate
-
Rattus norvegicus L-glutamate + D-glucosamine 6-phosphate
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 75000, gel filtration, SDS-PAGE Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Rattus norvegicus

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0025
-
6-diazo-5-oxo-L-norleucine
-
Rattus norvegicus
0.0183
-
UDP-N-acetylglucosamine
-
Rattus norvegicus