发明名称 |
Process for producing tryptophan |
摘要 |
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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申请公布号 |
US4874698(A) |
申请公布日期 |
1989.10.17 |
申请号 |
US19870073888 |
申请日期 |
1987.07.16 |
申请人 |
KYOWA HAKKO KOGYO CO., LTD. |
发明人 |
OZAKI, AKIO;KATSUMATA, RYOICHI;OKA, TETSUO |
分类号 |
C12N15/09;C12N1/21;C12N15/52;C12P13/04;C12P13/06;C12P13/10;C12P13/22;C12R1/13;C12R1/15 |
主分类号 |
C12N15/09 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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