
AAV ACTOne Gi-GPCR Assay Kit-OPRM1
Price range: $498.00 through $3,598.00
The AAV ACTOne Gi-GPCR Assay Kit-OPRM1 is designed specifically for screening drugs/compounds that target the Opioid receptor, Mu (OPRM1) by combination AAV and ACTOne technologies.
The Opioid Receptor Mu 1 (OPRM1), also known as the Mu-Opioid Receptor (MOR), is a G protein-coupled receptor (GPCR) that is a central component of the opioid system, which regulates pain, reward, and addictive behaviors. OPRM1 is the primary target for endogenous opioid peptides such as endorphins and enkephalins, as well as exogenous opioids like morphine, heroin, and fentanyl. When activated by its ligands, OPRM1 primarily couples with the Gi/Go class of G proteins, leading to the inhibition of adenylate cyclase, a decrease in cyclic AMP (cAMP) levels, and modulation of ion channels, particularly potassium and calcium channels. This results in hyperpolarization of neurons and a reduction in neuronal excitability, which underlies the receptor’s analgesic effects. OPRM1 is widely expressed in the central nervous system, particularly in areas associated with pain perception, reward, and stress, such as the thalamus, spinal cord, brainstem, and limbic system. Activation of OPRM1 produces strong analgesia, euphoria, and feelings of well-being, which is why it is a key target for pain relief. However, these same effects also contribute to the high potential for abuse and addiction associated with opioid drugs. In addition to its role in pain management and reward, OPRM1 is involved in regulating mood, stress, and gastrointestinal function. Dysregulation of OPRM1 signaling is implicated in various conditions, including opioid use disorder, chronic pain, and mood disorders. Given its critical role in both therapeutic and addictive effects of opioids, OPRM1 is a major focus in the development of safer pain medications, treatments for opioid addiction, and interventions for opioid overdose, such as the opioid antagonist naloxone, which blocks the receptor to reverse the effects of opioid overdose.
This kit uses AAV vectors with a CMV promoter to co-express the OPRM1 and cyclic nucleotide-gated (CNG) channel, allowing researchers to conduct high-throughput screening and functional analysis of potential OPRM1-targeting compounds. The kit provides a sensitive and reliable method for evaluating the pharmacological properties of OPRM1 drugs, such as agonists and antagonists, in a live-cell environment.
- SKU: KI001-OPRM1
- Targeting GPCR: Opioid receptor, Mu (OPRM1)
- GPCR Type: Gi-GPCR
- Kit components: AAV-CNG/AAV-OPRM1 and ACTOne MP Dye
- Storage: -80°C for long term (> 1 year); -20°C for short term(1-2 months); 4 °C for 1-2 weeks.
- Shipping: Dry ice.
The AAV ACTOne GPCR Assay Kits are live-cell-based cAMP biosensor systems designed for rapid and high-throughput functional screening of G-protein coupled receptors (GPCRs) by combination AAV. Kits are available for both Gi-GPCR and Gs-GPCR assays.
AAV ACTOne Gi-GPCR Assay Kits:
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AAV ACTOne Gs-GPCR Assay Kits:
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Advantages of AAV ACTOne GPCR Assay Kits:
- Combined ACTOne and AAV Technologies
- Transient Expression of CNG and GPCR
- Real Time Assay on Living Cell
- High Sensitivity and Big assay window
- Both Kinetic and Endpoint Assay
- Easy to use by mixing the AAVs with cells
- Faster setup and time efficiency
- Reduced risk of genetic drift,
- Simplified workflows,
- flexibility in dynamic control of expression
- Low Cost: $498 for one plate

ACTOne GPCR Assay
ACTOne™ is the only high-throughput GPCR screening technology that can directly measure the intracellular changes of the secondary messenger cyclic AMP (cAMP) in living cells, in real-time. It uses a proprietary modified cyclic nucleotide-gated (CNG) channel, which is co-localized with adenylate cyclase at the plasma membrane, as a biosensor of cAMP activity. The CNG channel opens when the cAMP level near the plasma membrane increases, resulting in ion flux and cell membrane depolarization. The influx of cations through the CNG channel can be quantified using fluorescent ion indicators or membrane potential (MP) dyes. It provides information on real time intracellular cAMP changes and is highly sensitive. By combining kinetic and endpoint readouts, we are able to capture and analyze transient responses from endogenous GPCRs and weak responses caused by weak Gs or Gi coupled GPCR activities. Using ACTOne, we are able to detect the subcellular cAMP concentration changes directly caused by GPCR activation. Real-time kinetic readouts minimize artifacts, and provide greater content and more statistically relevant data. The intensity of signal increase caused by GPCR activation is directly related to the receptor number on cell surface. Using ACTOne assay, we were able to detect activities of some endogenous Gs coupled receptors in HEK293 cells that have not been reported in literature. In addition, we have also detected weak Gs coupled activity of a GPCR that was widely considered to be only linked to Gq coupled pathway. The ACTOne assay also provides a useful tool for GPCR de-orphanization.

| Plate | 1-Plate, 2-Plate, 5-Plate, 10-Plate |
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