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Literature summary for 2.6.1.18 extracted from

  • Malik, M.; Park, E.; Shin, J.
    omega-Transaminase-catalyzed kinetic resolution of chiral amines using l-threonine as an amino acceptor precursor (2012), Green Chem., 14, 2137-2140.
No PubMed abstract available

Organism

Organism UniProt Comment Textmining
Aspergillus terreus
-
enantioselectivity of the omega-TA from Aspergillus terreus is opposite to that from Ochrobactrum anthropi
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Brucella anthropi
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1-phenylethanamine + 2-oxobutyrate enantioselectivity of the omega-TA from Aspergillus terreus is opposite to that from Ochrobactrum anthropi, D-homoalanine of more than 99% enantiomeric excess is formed in this coupled reaction Aspergillus terreus acetophenone + D-homoalanine
-
?
1-phenylethanamine + 2-oxobutyrate
-
Brucella anthropi acetophenone + L-homoalanine
-
?
1-phenylethanamine + propanal 94% relative activity toward propanal compared to pyruvate. Propanal is an inefficient amino acceptor for the kinetic resolution: Enantiomeric excess of (R)-alpha-methylbenzylamine reaches more than 99% with pyruvate at 3 h, whereas enantiomeric excess is only 57% with propanal even after the reaction for 24 h Brucella anthropi ?
-
?
1-phenylethanamine + pyruvate relative activity toward pyruvate: 100% Aspergillus terreus acetophenone + alanine
-
?
1-phenylethanamine + pyruvate relative activity toward pyruvate: 100% Brucella anthropi acetophenone + alanine
-
?

Synonyms

Synonyms Comment Organism
omega-TA
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Aspergillus terreus
omega-transaminase
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Aspergillus terreus
omega-transaminase
-
Brucella anthropi

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Aspergillus terreus
37
-
assay at Brucella anthropi

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
assay at Aspergillus terreus
7.5
-
assay at Brucella anthropi

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate
-
Aspergillus terreus
pyridoxal 5'-phosphate
-
Brucella anthropi