摘要 |
A mammal intestine hormone precursor having the following amino acid sequence structure: His-Ser-Asp-Ala-Val-Phe-Thr-Asp-Asn-Tyr-Thr-Arg-Leu-Arg-Lys-Gln-X-Ala- Val-Lys-Ly s-Tyr-Leu-Asn-Ser-Ile-Leu-Asn-Gly-Y-Z, wherein X is Met, Thr or Leu and Y and Z are selected from Lys and Arg; compositions containing such precursor; and a method of generating vasodilation. |