Patent · US Expired

Bacterial methionine N-terminal peptidase

US4870017A · kind A · utility

11Cited by
4References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 20, 1985
Grant dateSep 26, 1989
Priority date
Expiry dateSep 20, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N15/70
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Methods of obtaining N-terminal methionine-free proteins are described. The methods employ a novel enzyme, E. coli methionine aminopeptidase either in vitro or in vivo. For in vivo application, plasmid-borne DNA encoding the peptidase is transformed into a bacterial host which produces the desired protein.

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