Patent · US Expired

Multiple integrative vectors and Yarrowia lipolytica transformants

US5786212A · kind A · utility

5Cited by
0References
47Claims
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Assignee

Inventors

Key dates

Filing dateMay 6, 1996
Grant dateJul 28, 1998
Priority date
Expiry dateMay 6, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N15/90
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

This invention relates to modified Yarrowia lipolytica LEU2 gene promoters; modified Y. lipolytica LEU2 genes comprising such modified Y. lipolytica LEU2 gene promoters; and vectors comprising such modified Y. lipolytica LEU2 genes. This invention also relates to vectors comprising a Y. lipolytica DNA sequence LEU2 genes. This invention also relates to vectors comprising a Y. lipolytica DNA sequence sufficient for integrative transformation of Y. lipolytica; vectors which comprise a nucleotide sequence coding for a polypeptide and a promoter functional in Y. lipolytica operably linked thereto; E. coli transformants which comprise vectors according to this invention; Y. lipolytica transormants which comprise an expression vector according to this invention; methods of producing Y. lipolytica transformants comprising multiple integrated expression vectors; strains of Y. lipolytica useful in the preparation of such transformants; methods of producing polypeptides with certain of the Y. lipolytica transformants; nucleotide sequences useful in the preparation of modified Y. lipolytica LEU2 gene promoters according to this invention and a method for producing modified Y. lipolytica LEU2 …

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