Patent · US Expired

Method for producing a biologically active recombinant cysteine-free parathyroid hormone (1-34)

US5861284A · kind A · utility

19Cited by
1References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 7, 1997
Grant dateJan 19, 1999
Priority date
Expiry dateApr 7, 2017

Classification

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

Abstract

A cysteine-free peptide is produced by producing a fused protein comprising a protein having cysteine at its N-terminal and a cysteine-free peptide ligated to the N-terminal and subsequently subjecting the fused protein to a reaction for cleaving the peptide linkage.

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