Patent · US Expired

Recombinant canine brain natriuretic peptide

US5948761A · kind A · utility

43Cited by
7References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 1997
Grant dateSep 7, 1999
Priority date
Expiry dateMay 5, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K2317/622
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Peptides of the formula R.sup.1 -Cys-Phe-Gly-Arg-Arg-Leu-Asp-Arg-Ile-Gly-Ser-Leu-Ser-Gly-Leu-Gly-Cys-R.sup .2 PA1 wherein R.sup.1 is selected from the group consisting of: PA2 (H); PA2 Gly-; PA2 Ser-Gly-; PA2 Lys-Ser-Gly-; PA2 His-Lys-Ser-Gly-; PA2 Met-His-Lys-Ser-Gly-; PA2 Thr-Met-His-Lys-Ser-Gly-; PA2 Lys-Thr-Met-His-Lys-Ser-Gly-; PA2 Pro-Lys-Thr-Met-His-Lys-Ser-Gly-; PA2 Ser-Pro-Lys-Thr-Met-His-Lys-Ser-Gly-; PA1 or is the amino acid sequence of the dog prepro sequence upstream of position 100 shown in FIG. 8 herein or a C-terminal portion thereof; PA1 R.sup.2 is (OH), NH.sub.2, or NR.sub.2 wherein each R is independently H or lower alkyl (1-4C) or is PA2 Asn; PA2 Asn-Val; PA2 Asn-Val-Leu; PA2 Asn-Val-Leu-Arg; PA2 Asn-Val-Leu-Arg-Lys; PA2 Asn-Val-Leu-Arg-Lys-Tyr; PA1 or the amides thereof are useful in treating conditions characterized by high levels of extracellular fluid.

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