Bioscience, biotechnology, and biochemistry
L-γ-Polyglutamate in Bacillus: stereocontrol by the PgsA epimerase and selective γ-PGA hydrolases.
Onuma Chumsakul, Shu Ishikawa
Published: 202610.1093/bbb/zbaf194
Abstract
Poly-γ-glutamic acid (γ-PGA) occurs in three stereochemical forms-L-, DL-, and D-polymers-and the D/L ratio profoundly affects crystallinity, degradability, and materials performance. Bacillus subtilis and related secretors typically produce DL-PGA,…
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