Process for L-amino acid production using enterobacteriaceae...

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing alpha or beta amino acid or substituted amino acid...

Reexamination Certificate

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C435S252330

Reexamination Certificate

active

10481743

ABSTRACT:
The invention relates to a process for the preparation of L-amino acids, in particular L-threonine, which comprises overexpressing a ptsG gene coding for the glucose-specific IIBC component of the phosphotransferase system in Enterobacteriaceae.

REFERENCES:
patent: 4278765 (1981-07-01), Debabov et al.
patent: 5705371 (1998-01-01), Debabov et al.
Notley-McRobb et al. (2000) Journal of Bacteriology, vol. 257, p. 4437-4442.
Bouma et al. (1987) Proc. Natl. Acad. Sci. USA, vol. 84, p. 930-934.
Erni et al. (1982) The Journal of Biological Chemistry, vol. 257, p. 13726-13730.
Theze et al. (1974) Journal of Bacteriology, vol. 118, p. 990-998.

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