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Literature summary for 2.6.1.57 extracted from

  • Mavrides, C.; Comberton, M.
    Aminotransferases for aromatic amino acids and aspartate in Bacillus subtilis (1978), Biochim. Biophys. Acta, 524, 60-67.
    View publication on PubMed
Search for more literature for 2.6.1.57

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.032
-
 4-hydroxyphenylpyruvate
-
 Bacillus subtilis
0.08
-
 L-phenylalanine pH 7.6, 37°C, isoenzyme B2 Bacillus subtilis
0.14
-
 L-phenylalanine pH 7.6, 37°C, isoenzyme A Bacillus subtilis
0.31
-
 L-tyrosine pH 7.6, 37°C, isoenzyme B2 Bacillus subtilis
0.58
-
 L-tyrosine pH 7.6, 37°C, isoenzyme A Bacillus subtilis
3.1
-
 2-oxoglutarate pH 7.6, 37°C, isoenzyme A Bacillus subtilis
7.8
-
 2-oxoglutarate pH 7.6, 37°C, isoenzyme B2 Bacillus subtilis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
64000
-
 form B2, gel filtration Bacillus subtilis
73000
-
 form A, gel filtration Bacillus subtilis

Organism

Organism UniProt Comment Textmining
Bacillus subtilis
-
 isoforms A and B2, major form is B2
-

Purification (Commentary)

Purification (Comment) Organism
isoenzymes A and B2 Bacillus subtilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-hydroxyphenylpyruvate + L-glutamate
-
 Bacillus subtilis L-tyrosine + 2-oxoglutarate
-
 ?
L-phenylalanine + 2-oxoglutarate
-
 Bacillus subtilis phenylpyruvate + L-glutamate
-
 ?
L-tryptophan + 2-oxoglutarate
-
 Bacillus subtilis 3-indole-2-oxopropanoate + L-glutamate
-
 ?
L-tyrosine + 2-oxoglutarate
-
 Bacillus subtilis 4-hydroxyphenylpyruvate + L-glutamate
-
 ?

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
55
-
 7 min, stable, isoenzymes A and B2 Bacillus subtilis