Patent ID: 8222007

Claim:
A method for producing L-glutamic acid comprising: A) culturing in a medium an L-glutamic acid-producing bacterium which belongs to a genus of bacteria selected from the group consisting of Pantoea, Enterobacter, Klebsiella , and Erwinia , and B) collecting L-glutamic acid from the medium, wherein the bacterium has been modified by gene recombination so that the rpoS gene is inactivated; wherein the rpoS gene encodes a protein selected from the group consisting of: (A) the protein comprising the amino acid sequence of SEQ ID NO: 2, and (B) the protein comprising the amino acid sequence of SEQ ID NO: 2, but which includes substitutions, deletions, insertions, or additions of one to 5 amino acid residues, and which has sigma S factor activity of RNA polymerase.