Dermorphin

Dermorphin Research Peptide

Dermorphin is a naturally occurring heptapeptide opioid peptide originally identified in the skin of frogs belonging to the Phyllomedusinae family. It has been extensively studied for its highly selective interaction with the μ-opioid receptor (MOR) and its value as a molecular tool in opioid-receptor and neuroscience research.

Pure Axis Peptides lists Dermorphin as a research-use peptide within the Neuroscience category for qualified laboratory and scientific investigations.

What Is Dermorphin?

Dermorphin is a short opioid peptide with the sequence Tyr-D-Ala-Phe-Gly-Tyr-Pro-Ser-NH₂. Its unusual incorporation of a D-alanine residue contributes to its distinctive receptor-binding characteristics.

Unlike many endogenous opioid peptides, Dermorphin was discovered as a natural product from amphibian skin secretions. Its selective activity at the μ-opioid receptor has made it an important compound for studying opioid receptor pharmacology and peptide structure-function relationships.

Dermorphin and μ-Opioid Receptor Research

The μ-opioid receptor, commonly abbreviated MOR or μOR, is a G-protein-coupled receptor involved in opioid signaling.

Dermorphin has been used in receptor-binding and pharmacological studies investigating:

• μ-opioid receptor selectivity
• Opioid peptide structure
• Receptor-ligand interactions
• Peptide pharmacology
• Pain-pathway signaling
• Synaptic and neuronal signaling
• Opioid receptor structure-function relationships
• Development of experimental opioid receptor ligands

Research on Dermorphin analogues has demonstrated how relatively small changes to peptide sequence, charge and stereochemistry can significantly alter μ-, δ- and κ-opioid receptor selectivity.

Dermorphin and Opioid Peptide Research

Dermorphin belongs to a broader family of naturally occurring and synthetic opioid peptides.

Researchers have used Dermorphin and related analogues to investigate how peptide structure influences receptor affinity, selectivity and biological signaling. Studies of Dermorphin derivatives have examined the effects of modifying amino-acid residues and terminal groups on interactions with opioid receptor subtypes.

This makes Dermorphin particularly valuable for structure-activity relationship (SAR) research.

Dermorphin Structure-Activity Research

The unusual structure of Dermorphin provides an informative model for studying peptide-receptor recognition.

Research involving synthetic Dermorphin analogues has investigated how modifications to individual amino-acid positions affect:

• μ-opioid receptor affinity
• Receptor selectivity
• Peptide conformation
• Biological activity
• Receptor-binding characteristics

Such research helps scientists understand how opioid peptides interact with GPCR binding sites and how molecular modifications can alter receptor preference.

Dermorphin and Neuroscience Research

Because μ-opioid receptors are widely distributed throughout the nervous system, Dermorphin has applications as an experimental tool in neuroscience and neuropharmacology.

Research can use Dermorphin-related compounds to investigate:

Opioid Receptor Biology: Studying μ-opioid receptor activation and ligand selectivity.

Pain-Pathway Research: Investigating opioid signaling mechanisms involved in nociception.

Neuropharmacology: Examining peptide-mediated neuronal signaling.

Receptor Binding: Characterizing ligand-receptor interactions.

Structure-Activity Relationships: Determining how peptide modifications influence receptor activity.

Molecular Pharmacology: Studying GPCR signaling and opioid receptor mechanisms.

Dermorphin and Receptor-Binding Research

Dermorphin and its analogues have been particularly useful for investigating μ-opioid receptor binding.

Research on modified Dermorphin peptides has produced highly selective experimental ligands, demonstrating how alterations to peptide charge and sequence can influence receptor selectivity.

Other research has used Dermorphin-derived affinity labels to study μ-opioid receptor interactions at very high affinity, providing molecular tools for receptor characterization.

Dermorphin Research Applications

Dermorphin may be relevant to laboratory studies involving:

• μ-opioid receptor research
• Opioid receptor pharmacology
• Neuroscience
• Neuropharmacology
• Pain-pathway research
• Nociception research
• Peptide-receptor interactions
• GPCR signaling
• Receptor-binding studies
• Structure-activity relationship research
• Opioid peptide chemistry
• Molecular pharmacology

Dermorphin as a Research Tool

Dermorphin’s primary value in modern laboratory research lies in its use as a molecular probe for opioid receptor biology.

Rather than treating Dermorphin simply as an opioid compound, researchers can use it to investigate fundamental questions about peptide-receptor recognition, stereochemistry, receptor selectivity and downstream signaling.

This makes Dermorphin relevant to laboratories studying the molecular basis of opioid receptor activation and the design of novel peptide-based receptor ligands.

Important Safety Information

Dermorphin is a potent opioid peptide with activity at μ-opioid receptors. It should therefore be treated as a pharmacologically active research compound rather than as an ordinary nutritional or cosmetic peptide.

Pure Axis Peptides product information should be considered together with applicable laboratory safety procedures, institutional controls, regulatory requirements and batch-specific documentation.

Explore Related Research Categories

Dermorphin is listed within the Pure Axis Peptides Neuroscience Peptides collection.

Researchers can explore the wider Peptides collection for additional research compounds.

For broader laboratory materials, browse Research Chemicals.

Visit Shop All Products to explore the complete Pure Axis Peptides catalog.

Research Use Only

Dermorphin supplied by Pure Axis Peptides is intended strictly for laboratory and scientific research. It is not intended for human consumption, self-administration, recreational use, diagnosis, treatment, cure, or prevention of any disease or medical condition. Dermorphin is a pharmacologically active opioid peptide and should only be handled by appropriately qualified personnel using suitable laboratory safety and regulatory procedures.

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External Scientific References

• PubMed — The Dermorphin peptide family:
  https://pubmed.ncbi.nlm.nih.gov/8981054/
• PubMed — Synthesis and pharmacological activity of Dermorphin:
  https://pubmed.ncbi.nlm.nih.gov/6889583/
• PubMed — Dermorphin analogue receptor-binding research:
  https://pubmed.ncbi.nlm.nih.gov/7905867/
• PubMed — Dermorphin-related opioid peptides:
  https://pubmed.ncbi.nlm.nih.gov/2540104/
• PMC — Dermorphin-based μ-opioid receptor affinity labels:
  https://pmc.ncbi.nlm.nih.gov/articles/PMC2788677/

Product Tags

Dermorphin, Dermorphin Peptide, Dermorphin Research Peptide, Dermorphin Research, Dermorphin Opioid Peptide, Opioid Peptide, Opioid Research, μ-Opioid Receptor, Mu Opioid Receptor, MOR Research, Mu Receptor Research, Opioid Receptor Research, Opioid Pharmacology, Peptide Pharmacology, Neuroscience Research, Neuropharmacology, Pain Pathway Research, Nociception Research, Receptor Binding, Receptor Selectivity, Structure Activity Relationship, SAR Research, GPCR Research, Peptide Receptor Interaction, Laboratory Research