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Literature summary extracted from

  • Indirani, N.; Hill, P.G.
    Partial purification and some properties of gamma-glutamyl transpeptidase from human bile (1977), Biochim. Biophys. Acta, 483, 57-62.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.3.2.2 additional information effect of amino acids on activity Homo sapiens

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.3.2.2 additional information inhibition by diverse amino acids, overview Homo sapiens

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.3.2.2 1.5
-
L-Glu-4-nitroanilide bile enzyme Homo sapiens

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.3.2.2 Ca2+ no effect Homo sapiens
2.3.2.2 K+ no effect Homo sapiens
2.3.2.2 Li+ no effect Homo sapiens
2.3.2.2 Mg2+ no effect Homo sapiens
2.3.2.2 additional information no activation by Zn2+ and Mn2+ Homo sapiens
2.3.2.2 Na+ no effect Homo sapiens

Organism

EC Number Organism UniProt Comment Textmining
2.3.2.2 Homo sapiens
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.3.2.2 partial from bile Homo sapiens

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.3.2.2 bile
-
Homo sapiens
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.3.2.2 81
-
purified enzyme Homo sapiens

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.3.2.2 (5-L-glutamyl)-peptide + acceptor + H+ acceptor specificity, overview Homo sapiens peptide + 5-L-glutamyl amino acid
-
?
2.3.2.2 5-L-glutamyl-4-nitroanilide + glycyl-L-proline
-
Homo sapiens 4-nitroaniline + 5-L-glutamyl-glycyl-L-proline
-
?
2.3.2.2 5-L-glutamyl-4-nitroanilide + glycylglycine
-
Homo sapiens 4-nitroaniline + 5-L-glutamylglycylglycine
-
?
2.3.2.2 5-L-glutamyl-4-nitroanilide + L-glutamine
-
Homo sapiens 4-nitroaniline + 5-L-glutamyl-L-glutamine
-
?
2.3.2.2 5-L-glutamyl-4-nitroanilide + L-leucyl-L-alanine
-
Homo sapiens 4-nitroaniline + 5-L-glutamyl-L-leucyl-L-alanine
-
?
2.3.2.2 L-Glu-4-nitroanilide + glutathione
-
Homo sapiens 4-nitroaniline + 5-L-glutamyl-glutathione
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.3.2.2 37
-
assay at Homo sapiens

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.3.2.2 8.1
-
-
Homo sapiens

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.3.2.2 7 9
-
Homo sapiens