Process for producing tryptophan
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United States of America Patent
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Oct 17, 1989
Issued Date -
N/A
app pub date -
Jul 16, 1987
filing date -
Feb 17, 1983
priority date (Note) -
Expired
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Abstract
Disclosed is a process for producing tryptophan by transforming a host microorganism belonging to the genus Corynebacterium or Brevibacterium with a recombinant DNA of a DNA fragment containing a gene involved in the biosynthesis of tryptophan and a vector DNA, culturing the transformant in a nutrient medium, accumulating tryptophan in the culture medium and recovering tryptophan therefrom.
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