Process for producing l-amino acid using escherichia

Process for producing l-amino acid using escherichia

  • CN 1,615,359 A
  • Filed: 11/21/2002
  • Published: 05/11/2005
  • Est. Priority Date: 11/23/2001
  • Status: Active Grant
First Claim
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1. the amino acid producing bacteria of the L-of escherichia, wherein below strengthening in the bacterial cell (A) or (B) defined protein active improve the L-amino acid output of bacterium:

  • (A) contain the protein of aminoacid sequence among the sequence table SEQ ID NO;

    2;

    (B) contain sequential amino acid deletion, replacement, insertion among the sequence table SEQ ID NO;

    2 or the protein of the sequence of gained after adding one or several amino acid, it has makes bacterium strengthen activity to the tolerance of L-phenylalanine and/or amino acid analogue.

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