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Literature summary extracted from

  • Krishna, R.V.; Krishnaswamy, P.R.; Rajagopal Rao, D.
    Enzymic synthesis of N-acetyl-L-phenylalanine in Escherichia coli K12 (1971), Biochem. J., 124, 905-913.
    View publication on PubMedView publication on EuropePMC

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.3.1.53 iodoacetamide 0.5 mM, total inhibition Escherichia coli
2.3.1.53 N-ethylmaleimide 0.1 mM, total inhibition Escherichia coli
2.3.1.53 p-hydroxymercuribenzoate 0.1 mM, total inhibition Escherichia coli

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.3.1.53 0.13
-
acetyl-CoA
-
Escherichia coli
2.3.1.53 3.3
-
L-phenylalanine
-
Escherichia coli

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.3.1.53 18000
-
low speed sedimentation without reaching equilibrium Escherichia coli
2.3.1.53 24000
-
gel filtration Escherichia coli

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.3.1.53 acetyl-CoA + L-phenylalanine Escherichia coli enzyme is specific for L-isomer CoA + N-acetyl-L-phenylalanine
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.3.1.53 Escherichia coli
-
K12
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.3.1.53 160fold Escherichia coli

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.3.1.53 75
-
L-phenylalanine Escherichia coli

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.3.1.53 acetyl-CoA + L-alanine 29% of activity with L-phenylalanine Escherichia coli CoA + N-acetyl-L-alanine
-
?
2.3.1.53 acetyl-CoA + L-histidine 60% of activity with L-phenylalanine Escherichia coli CoA + N-acetyl-L-histidine
-
?
2.3.1.53 acetyl-CoA + L-phenylalanine enzyme is specific for L-isomer Escherichia coli CoA + N-acetyl-L-phenylalanine
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.3.1.53 37
-
assay at Escherichia coli

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.3.1.53 8
-
-
Escherichia coli