De novo synthesis of L-2-aminobutyric acid in Escherichia coli based on multi-layered metabolic engineering strategies
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L-2-Aminobutyric acid (L-2-ABA) is a non-proteinogenic amino acid and an important chiral intermediate widely used in pharmaceuticals and fine chemicals. However, its fermentative production is limited by intermediate toxicity and imbalanced metabolic flux. In... ...