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Literature summary for 5.1.1.11 extracted from

  • Yamada, M.; Kurahashi, K.
    Adenosine triphosphate and pyrophosphate dependent phenylalanine racemase of Bacillus brevis Nagano (1968), J. Biochem., 63, 59-69.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
2-mercaptoethanol stimulates 2-2.5fold at 0.05 M Brevibacillus brevis
diphosphate absolute requirement. Optimal concentration: 0.2-2 mM Brevibacillus brevis
dithiothreitol stimulates 2-2.5fold at 0.05 M. Inhibition at higher concentrations Brevibacillus brevis

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ Mn2+ or Mg2+ required, up to 0.5 mM. Inhibitory at higher concentrations Brevibacillus brevis
Mn2+ Mn2+ or Mg2+ required, up to 0.5 mM Brevibacillus brevis

Organism

Organism UniProt Comment Textmining
Brevibacillus brevis
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Brevibacillus brevis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + L-Phe + H2O equilibrium ratio of L-Phe to D-Phe is 3:7 Brevibacillus brevis AMP + diphosphate + D-Phe
-
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pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.2 8.5
-
Brevibacillus brevis

pH Range

pH Minimum pH Maximum Comment Organism
7.2 8.6 7.2: about 25% of maximal activity, 8.6: about 85% of maximal activity Brevibacillus brevis