Dynorphin A amide, porcine is an endogenous opioid peptide derived from the proenkephalin precursor in pigs, consisting of 17 amino acids with a C-terminal amide modification. This bioactive peptide acts as a high-affinity ligand for κ opioid receptors, mediating potent analgesia, stress responses, and immune modulation. Structurally conserved across species, it also interacts with μ and δ receptors, contributing to its multifunctional roles in porcine physiology, including pain perception, mood regulation, and gastrointestinal motility. In pharmacological research, porcine Dynorphin A amide serves as a tool to investigate κ receptor activation mechanisms, structure-activity relationships, and species-specific signaling pathways. Its amide modification enhances stability and resistance to enzymatic degradation, making it valuable for studying sustained opioid signaling and developing therapeutic candidates for pain management, addiction therapies, and stress-related disorders in both veterinary and translational medicine.

Chemical Formula: C99H156N32O22

Molecular Weight: 2146.55

Sequence: Tyr-Gly-Gly-Phe-Leu-Arg-Arg-Ile-Arg-Pro-Lys-Leu-Lys-Trp-Asp-Asn-Gln-NH2

Purity: From crude to 98%

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