1. Signaling Pathways
  2. GPCR/G Protein
    Neuronal Signaling
  3. mAChR

mAChR

Muscarinic acetylcholine receptor

mAChRs (muscarinic acetylcholine receptors) are acetylcholine receptors that form G protein-receptor complexes in the cell membranes of certainneurons and other cells. They play several roles, including acting as the main end-receptor stimulated by acetylcholine released from postganglionic fibersin the parasympathetic nervous system. mAChRs are named as such because they are more sensitive to muscarine than to nicotine. Their counterparts are nicotinic acetylcholine receptors (nAChRs), receptor ion channels that are also important in the autonomic nervous system. Many drugs and other substances (for example pilocarpineand scopolamine) manipulate these two distinct receptors by acting as selective agonists or antagonists. Acetylcholine (ACh) is a neurotransmitter found extensively in the brain and the autonomic ganglia.

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-B1547A
    Benzetimide hydrochloride
    Antagonist 99.44%
    Benzetimide hydrochloride is a muscarinic acetylcholine receptor antagonist.
    Benzetimide hydrochloride
  • HY-109196
    Velufenacin
    Antagonist 99.12%
    Velufenacin is a muscarinic receptor antagonist.
    Velufenacin
  • HY-12426A
    mAChR-IN-1 hydrochloride
    Antagonist 99.64%
    mAChR-IN-1 hydrochloride is a potent muscarinic cholinergic receptor (mAChR) antagonist, with an IC50 of 17 nM.
    mAChR-IN-1 hydrochloride
  • HY-N0214A
    Peimisine hydrochloride
    Antagonist 99.34%
    Peimisine (Ebeiensine) hydrochloride is a muscarinic M receptor antagonist and angiotensin converting enzyme (ACE) inhibitor. Peimisine hydrochloride shows anti-tumor, anti-inflammatory, antihypertensive activities. Peimisine can induce apoptosis and be used in cough and asthma research.
    Peimisine hydrochloride
  • HY-W014208
    NGX-267
    Agonist 99.17%
    NGX-267 is a selective agonist of the actin M1 receptor, which has high selectivity among the five actin receptor subtypes, especially for the M1 receptor rather than the M3 receptor. NGX-267 also has significant differences in affinity for dopamine D2 and 5-HT2B receptors.
    NGX-267
  • HY-B1487R
    Procyclidine hydrochloride (Standard)
    Antagonist
    Procyclidine (hydrochloride) (Standard) is the analytical standard of Procyclidine (hydrochloride). This product is intended for research and analytical applications. Procyclidine (Tricyclamol, (±)-Procyclidine) hydrochloride , an anticholinergic agent, is a muscarinic receptor antagonist that also has the properties of an N-methyl-D-aspartate (NMDA) antagonist. Procyclidine hydrochloride can be used in studies of Parkinson's disease and related psychiatric disorders such as Soman-induced epilepsy.
    Procyclidine hydrochloride (Standard)
  • HY-16489A
    Terodiline hydrochloride
    Antagonist 99.78%
    Terodiline hydrochloride is an M1-selective muscarinic receptor (mAChR) antagonist with Kbs of 15, 160, 280, and 198 nM in rabbit vas deferens (M1), atria (M2), bladder (M3) and ileal muscle (M3), respectively. Terodiline hydrochloride also is a Ca2+ blocker. Terodiline hydrochloride acts as a treatment for urinary frequency and urge incontinence.
    Terodiline hydrochloride
  • HY-14563
    VU10010
    Activator 98.04%
    VU10010 is a potent, highly selective and allosteric M4 mAChR potentiator with an EC50 of 400 nM. VU10010 binds to an allosteric site on M4 mAChR and increases affinity for acetylcholine and coupling to G proteins. VU10010 increases carbachol-induced depression of transmission at excitatory but not inhibitory synapses in the hippocampus.
    VU10010
  • HY-N7421
    Smilagenin acetate
    Activator 99.68%
    Smilagenin acetate is a sapogenin derivative extracted from patent US20030004147A1. Smilagenin acetate increases the expression of acetylcholine m2 receptors and can be used for the research of dementia.
    Smilagenin acetate
  • HY-155367
    mAChR antagonist 1
    Antagonist 99.59%
    mAChR antagonist 1 (compound 4a) is a mAChR antagonist with Ki values of 255 nM, 121 nM, 158 nM, and 255 nM for M1, M3, M4, and M5 subtype, respectively.
    mAChR antagonist 1
  • HY-137388A
    p-F-HHSiD hydrochloride
    Antagonist 99.0%
    p-F-HHSiD (p-Fluorohexahydrosiladifenidol) hydrochloride is a potent and selective M3 mAChR antagonist. p-F-HHSiD hydrochloride has antagonistic effects on other subtypes of the M receptor and the alpha1-adrenoceptor. p-F-HHSiD hydrochloride can be used for the researches of cancer, metabolic, neurological and cardiovascular disease such as, colon cancer, Alzheimer’s disease and diabetes.
    p-F-HHSiD hydrochloride
  • HY-115871
    PDE4-IN-4
    Antagonist
    PDE4-IN-4 is a dual M3 (pIC50 = 10.2) antagonist-PDE4 (pIC50 = 8.8) inhibitor for the inhaled research of pulmonary diseases.
    PDE4-IN-4
  • HY-105545A
    Levetimide
    Inhibitor 99.96%
    Levetimide is a potent and stereoselective inhibitor of [3H](+)pentazocine binding, with a Ki of 2.2 nM.
    Levetimide
  • HY-P1376A
    G-Protein antagonist peptide TFA
    Inhibitor
    G-Protein antagonist peptide TFA is a truncated substance P-related peptide, competes with receptor for G protein binding. G-Protein antagonist peptide TFA inhibits the activation of Gi or Go by M2 muscarinic cholinergic receptor (M2 mAChR) or of Gs by beta-adrenergic receptor in the reconstituted phospholipid vesicles, assayed by receptor-promoted GTP hydrolysis.
    G-Protein antagonist peptide TFA
  • HY-100152
    Beperidium iodide
    Antagonist 99.97%
    Beperidium iodide shows a competitive antagonistic effect against acetylcholine receptor with a pA2 of 7.93.
    Beperidium iodide
  • HY-B0954
    Oxyphencyclimine hydrochloride
    Antagonist 99.61%
    A new tertiary amine, Oxyphencyclimine hydrochloride,has been investigated for its effects on the peripheral parasympathetic system.
    Oxyphencyclimine hydrochloride
  • HY-B1277R
    Trihexyphenidyl hydrochloride (Standard)
    Antagonist
    Trihexyphenidyl hydrochloride (Standard) is the analytical standard of Trihexyphenidyl hydrochloride (HY-B1277). This product is intended for research and analytical applications. Trihexyphenidyl is a selective and orally active M1 muscarinic receptor antagonist with an IC50 of 3.7 nM for rat cerebral cortex M1 muscarinic receptors. Trihexyphenidyl modulates cholinergic activity, countering acetylcholine supersensitivity in neural pathways. Trihexyphenidyl improves movement disorder, inhibits McN-A-343 (HY-107648)-induced pressor responses, vagally-induced bradycardia and vasodilatation. Trihexyphenidyl can be used for the research of Parkinson's disease..
    Trihexyphenidyl hydrochloride (Standard)
  • HY-101036R
    Choline bitartrate (Standard)
    Choline (bitartrate) (Standard) is the analytical standard of Choline (bitartrate). This product is intended for research and analytical applications. Choline bitartrate is a vitamin-like essential nutrient, can affect diseases such as liver disease, atherosclerosis and neurological disorders. Choline bitartrate is a precursor for the neurotransmitter acetylcholine, as a methyl donor in various metabolic processes, and in lipid metabolism.
    Choline bitartrate (Standard)
  • HY-142119S
    5-Hydroxy tryptophol β-D-glucuronide-d4
    98.0%
    5-Hydroxy tryptophol β-D-glucuronide-d4 is the deuterium labeled 5-Hydroxy tryptophol β-D-glucuronide.
    5-Hydroxy tryptophol β-D-glucuronide-d<sub>4</sub>
  • HY-B0321S
    Tropicamide-d3
    99.10%
    Tropicamide-d3 is the deuterium labeled Tropicamide. Tropicamide (Ro 1-7683) is a selective M4 muscarinic acetylcholine receptor antagonist. Tropicamide produces short acting mydriasis (dilation of the pupil) and cycloplegia when applied as eye drops.
    Tropicamide-d<sub>3</sub>
Cat. No. Product Name / Synonyms Application Reactivity

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