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B6db activities: 2.6.1.3

2.6.1.3
Description Cysteine aminotransferase
Catalyzed reaction L-cysteine + 2-oxoglutarate = mercaptopyruvate + L-glutamate.
Cofactor Pyridoxal-phosphate.
In rat, there are evidences that that cytosolic cysteine aminotransferase is identical with cytosolic aspartate aminotransferase (EC 2.6.1.1).

In bacteria, different aspartate aminotransferases (2.6.1.1) and aromatic amino acid aminotransferase (2.6.1.57) can transaminate L-Cysteine.

Organisms -Eubacteria -Metazoa
 
 
Links Enzyme (activities) 2.6.1.3
BRENDA (activities) 2.6.1.3
KEGG (pathways) 2.6.1.3
PLPMDB (PLP mutants) 2.6.1.3
 
References
 Andreeßen C, Gerlt V, Steinbüchel A (2017) Conversion of cysteine to 3-mercaptopyruvic acid by bacterial aminotransferases Enzyme Microb Technol 99 38-48.

 Akagi, R. (1982) Purification and characterization of cysteine aminotransferase from rat liver cytosol Acta Med Okayama 36 187-97.

Articles on 2.6.1.3
 
last changed 2019/06/21 13:03

B6db activities