4-(γ-Glutamylamino)butanoic acid explained

4-(γ-Glutamylamino)butanoic acid is molecule that consists of L-glutamate conjugated to γ-aminobutyric acid (GABA). It is the substrate of the enzyme γ-glutamyl-γ-aminobutyrate hydrolase, which is involved in the biosynthesis of polyamines.^[1]

Notes and References

1. Kurihara S, Oda S, Kato K, Kim HG, Koyanagi T, Kumagai H, Suzuki H . 2005 . A novel putrescine utilization pathway involves gamma-glutamylated intermediates of Escherichia coli K-12 . J. Biol. Chem. . 280 . 6 . 4602–8 . 15590624 . 10.1074/jbc.M411114200 . free .