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Patent AT-E399863-T1: [Translated] METHOD FOR PRODUCING L-THREONINE USING STRAINS OF THE ENTEROBACTERIACEAE FAMILY

Published by National Center for Biotechnology Information (NCBI) | U.S. Department of Health & Human Services | Metadata Last Checked: September 07, 2025 | Last Modified: 2025-09-06
The invention relates to a process for the preparation of L-amino acids, especially L-threonine, in which the following steps are carried out: a) fermentation of microorganisms of the family Enterobacteriaceae which produce the desired L-amino acid and in which the mglB gene, or nucleotide sequences coding therefor, is (are) enhanced and, in particular, overexpressed, b) enrichment of the desired L-amino acid in the medium or in the cells of the bacteria, and c) isolation of the desired L-amino acid.

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