Patent · US Expired

Alpha factor leader sequence directed secretion of insulin

US4914026A · kind A · utility

23Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 23, 1986
Grant dateApr 3, 1990
Priority date
Expiry dateOct 23, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K2319/75
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Methods and compositions are provided for efficient production of polypeptides having insulin activity. The proinsulin gene is joined to secretion and processing signals for expession and secretion in yeast. The product may be obtained in enhanced yield in the nutrient medium. Cell line AB103(PYinsl) was deposited at the A.T.C.C. on Apr. 6, 1983 and given Accession No. 20,670.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.