DPDPE: Difference between revisions

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'''DPDPE''' ('''D-Pen2, D-Pen5 Enkephalin''') is a synthetic [[peptide]] that is used in scientific research. It is a potent [[agonist]] of the [[delta opioid receptor]], and is used in the study of this receptor and its effects in the body.
{{DISPLAYTITLE:DPDPE}}


== Structure and Function ==
== Overview ==
'''DPDPE''' is a synthetic [[opioid]] peptide that acts as a selective [[delta-opioid receptor]] agonist. It is primarily used in research to study the function and pharmacology of delta-opioid receptors, which are one of the three main types of opioid receptors, the others being [[mu-opioid receptor|mu]] and [[kappa-opioid receptor|kappa]].


DPDPE is a pentapeptide, meaning it is composed of five [[amino acids]]. These are, in order from N- to C-terminus: D-Phenylalanine, D-Phenylalanine, Glycine, L-Glutamine, and L-Enkephalin. The D-Phenylalanine residues give the peptide its name.
== Chemical Structure ==
[[File:DPDPE_structure.svg|thumb|right|Chemical structure of DPDPE]]
DPDPE stands for [[D-Pen2, D-Pen5]]-enkephalin, which indicates that it is a modified form of the naturally occurring [[enkephalin]] peptides. The structure of DPDPE includes two D-penicillamine residues, which contribute to its high selectivity and affinity for delta-opioid receptors.


The primary function of DPDPE is to act as an agonist at the delta opioid receptor. This means it binds to this receptor and activates it, producing a biological response. This response can include analgesia (pain relief), sedation, and changes in mood and behavior.
== Mechanism of Action ==
DPDPE binds to the delta-opioid receptors, which are [[G protein-coupled receptor|G protein-coupled receptors]] located primarily in the [[central nervous system]] and [[peripheral nervous system]]. Upon binding, DPDPE activates these receptors, leading to a cascade of intracellular events that result in analgesic effects, among other physiological responses.


== Uses in Research ==
== Pharmacological Effects ==
The activation of delta-opioid receptors by DPDPE can produce analgesia, although it is generally less potent than the analgesia produced by mu-opioid receptor agonists. Delta-opioid receptor activation has also been associated with mood modulation and potential antidepressant effects. However, the precise role of delta-opioid receptors in these processes is still under investigation.


DPDPE is used in scientific research to study the delta opioid receptor and its role in the body. It is often used in [[animal models]] to induce analgesia and other effects, and to investigate the mechanisms of these effects.
== Research Applications ==
DPDPE is widely used in [[pharmacology]] and [[neuroscience]] research to explore the role of delta-opioid receptors in pain modulation, mood regulation, and other physiological processes. It serves as a valuable tool for understanding the distinct functions of different opioid receptor subtypes.


== Side Effects and Risks ==
== Safety and Toxicity ==
 
As a research chemical, DPDPE is not intended for human or veterinary use. Its safety profile in humans is not well-established, and it should be handled with caution in laboratory settings.
As with any drug or compound, DPDPE has potential side effects and risks. These can include sedation, respiratory depression, and dependence. However, these risks are generally low when the compound is used in a controlled research setting.
 
== See Also ==


== Related Pages ==
* [[Opioid receptor]]
* [[Opioid receptor]]
* [[Peptide]]
* [[Delta-opioid receptor]]
* [[Agonist]]
* [[Enkephalin]]
 
* [[G protein-coupled receptor]]
== References ==
 
<references />
 
[[Category:Peptides]]
[[Category:Opioids]]
[[Category:Research]]


{{stub}}
[[Category:Opioid peptides]]
[[Category:Pharmacology]]

Latest revision as of 03:49, 13 February 2025


Overview[edit]

DPDPE is a synthetic opioid peptide that acts as a selective delta-opioid receptor agonist. It is primarily used in research to study the function and pharmacology of delta-opioid receptors, which are one of the three main types of opioid receptors, the others being mu and kappa.

Chemical Structure[edit]

Chemical structure of DPDPE

DPDPE stands for D-Pen2, D-Pen5-enkephalin, which indicates that it is a modified form of the naturally occurring enkephalin peptides. The structure of DPDPE includes two D-penicillamine residues, which contribute to its high selectivity and affinity for delta-opioid receptors.

Mechanism of Action[edit]

DPDPE binds to the delta-opioid receptors, which are G protein-coupled receptors located primarily in the central nervous system and peripheral nervous system. Upon binding, DPDPE activates these receptors, leading to a cascade of intracellular events that result in analgesic effects, among other physiological responses.

Pharmacological Effects[edit]

The activation of delta-opioid receptors by DPDPE can produce analgesia, although it is generally less potent than the analgesia produced by mu-opioid receptor agonists. Delta-opioid receptor activation has also been associated with mood modulation and potential antidepressant effects. However, the precise role of delta-opioid receptors in these processes is still under investigation.

Research Applications[edit]

DPDPE is widely used in pharmacology and neuroscience research to explore the role of delta-opioid receptors in pain modulation, mood regulation, and other physiological processes. It serves as a valuable tool for understanding the distinct functions of different opioid receptor subtypes.

Safety and Toxicity[edit]

As a research chemical, DPDPE is not intended for human or veterinary use. Its safety profile in humans is not well-established, and it should be handled with caution in laboratory settings.

Related Pages[edit]