Title:
METHOD FOR PRODUCING CYSTEINE FROM GLUTATHIONE
Document Type and Number:
WIPO Patent Application WO/2021/002195
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a practical means for producing cysteine from glutathione, said means being suited for use in the field of foodstuffs. The present invention produces cysteine from glutathione using a first step in which a γ-glutamyl peptide hydrolase derived from a microorganism acts on reduced glutathione to produce cysteinylglycine, and a second step in which an acid protease derived from a microorganism acts on the cysteinylglycine to produce cysteine.
Inventors:
FUJIOKA HIROKI (GB)
Application Number:
PCT/JP2020/023674
Publication Date:
January 07, 2021
Filing Date:
June 17, 2020
Export Citation:
Assignee:
AMANO ENZYME INC (JP)
AMANO ENZYME EUROPE LTD (GB)
AMANO ENZYME EUROPE LTD (GB)
International Classes:
C12P13/12; C12N9/54; C12N9/62
Domestic Patent References:
| WO2000030474A1 | 2000-06-02 |
Foreign References:
| JP2001321118A | 2001-11-20 | |||
| JP2018033424A | 2018-03-08 | |||
| JP2001321117A | 2001-11-20 | |||
| JP2019124052A | 2019-07-25 | |||
| JP4453057B2 | 2010-04-21 |
Other References:
J. BIOL. CHEM., vol. 186, 1950, pages 731 - 735
J. BIOL. CHEM., vol. 120, 1937, pages 209 - 217
See also references of EP 3995585A4
J. BIOL. CHEM., vol. 120, 1937, pages 209 - 217
See also references of EP 3995585A4
Attorney, Agent or Firm:
HAGINO Mikiharu (JP)
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