METHOD FOR PRODUCING L-CYSTEINE

METHOD FOR PRODUCING L-CYSTEINE

  • CN 104,160,024 A
  • Filed: 03/30/2012
  • Published: 11/19/2014
  • Est. Priority Date: 04/01/2011
  • Status: Active Application
First Claim
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1. for the production of a method for related substances or their mixture of Cys, Cys, the method comprises:

  • In containing sodium byposulfite substratum, cultivate the bacterium that belongs to enterobacteriaceae (Enterobacteriaceae), described bacterium has Cys throughput and through modifying, has improved the expression of the gene that participates in sulfurous acid reduction;

    AndCollect the Cys of accumulating in described substratum, the related substances of Cys or their mixture.

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