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Literature summary extracted from

  • Zalkin, H.; Hwang, L.H.
    Anthranilate synthetase from Serratia marcescens (1971), J. Biol. Chem., 246, 6899-6907.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.1.3.27 6-diazo-5-oxo-L-norleucine inhibition of Gln-dependent activity, no inactivation of NH4+-dependent activity Serratia marcescens
4.1.3.27 iodoacetamide inhibition of Gln-dependent activity, no inactivation of NH4+-dependent activity Serratia marcescens
4.1.3.27 L-Trp
-
Salmonella enterica subsp. enterica serovar Typhimurium
4.1.3.27 L-Trp
-
Serratia marcescens

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.1.3.27 0.015
-
chorismate with NH4+ as cosubstrate Serratia marcescens
4.1.3.27 0.018
-
chorismate with Gln as cosubstrate Serratia marcescens
4.1.3.27 0.5
-
Gln
-
Serratia marcescens
4.1.3.27 5.9
-
NH4+
-
Serratia marcescens

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.1.3.27 21000
-
ASI, ASII, 2 * 21000 + 2 * 60000, SDS-PAGE Serratia marcescens
4.1.3.27 60000
-
ASI, ASII, 2 * 21000 + 2 * 60000, SDS-PAGE Serratia marcescens
4.1.3.27 141000
-
sucrose density gradient centrifugation Serratia marcescens

Organism

EC Number Organism UniProt Comment Textmining
4.1.3.27 Salmonella enterica subsp. enterica serovar Typhimurium
-
multifunctional anthranilate synthetase-anthranilate 5-phosphoribosylpyrophosphate phosphoribosyltransferase
-
4.1.3.27 Serratia marcescens
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.1.3.27
-
Serratia marcescens

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.1.3.27 additional information
-
-
Serratia marcescens

Storage Stability

EC Number Storage Stability Organism
4.1.3.27 2°C or -10°C, activity declines to 3400 or 4000 units per mg and remains constant for several months Serratia marcescens

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.1.3.27 chorismate + L-Gln
-
Salmonella enterica subsp. enterica serovar Typhimurium anthranilate + pyruvate + L-glutamate
-
?
4.1.3.27 chorismate + L-Gln
-
Serratia marcescens anthranilate + pyruvate + L-glutamate
-
?
4.1.3.27 chorismate + NH4+
-
Salmonella enterica subsp. enterica serovar Typhimurium ?
-
?
4.1.3.27 chorismate + NH4+
-
Serratia marcescens ?
-
?
4.1.3.27 additional information
-
Salmonella enterica subsp. enterica serovar Typhimurium ?
-
?
4.1.3.27 additional information glutaminase activity Serratia marcescens ?
-
?

Subunits

EC Number Subunits Comment Organism
4.1.3.27 More multifunctional anthranilate synthetase-anthranilate 5-phosphoribosylpyrophosphate phosphoribosyltransferase Salmonella enterica subsp. enterica serovar Typhimurium
4.1.3.27 tetramer
-
Salmonella enterica subsp. enterica serovar Typhimurium
4.1.3.27 tetramer ASI, ASII, 2 * 21000 + 2 * 60000, SDS-PAGE Serratia marcescens

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.1.3.27 7.6
-
-
Serratia marcescens
4.1.3.27 8.5
-
-
Serratia marcescens
4.1.3.27 8.5
-
NH4+-dependent activity Salmonella enterica subsp. enterica serovar Typhimurium