1. Signaling Pathways
  2. Membrane Transporter/Ion Channel
  3. Potassium Channel
  4. Voltage-gated potassium channel Isoform
  5. Voltage-gated potassium channel Inhibitor

Voltage-gated potassium channel Inhibitor

Voltage-gated potassium channel Inhibitors (28):

Cat. No. Product Name Effect Purity
  • HY-18063
    ML252
    Inhibitor 99.9%
    ML252 is a selective inhibitor of KCNQ2 (Kv7.2) channel with an IC50s of 69 nM, 2.92 μM, 0.12 μM and 0.20 μM for KCNQ2, KCNQ1 (Kv7.1), KCNQ2/Q3 and KCNQ4, respectively. ML252 also inhibits Cytochrome P450 with IC50s of 6.1 nM (CYP1A2), 18.9 nM (CYP2C9), 3.9 nM (CYP3A4), 19.9 nM (CYP2D6), respectively. ML252 shows highly brain penetrant .
  • HY-P3055A
    Dendrotoxin-I TFA
    Inhibitor 99.85%
    Dendrotoxin-I (DTX-I) TFA is a potent K+ channel blocker with IC50s of 0.13-50 nM for voltage-gated potassium channel subunits KV1.1, KV1.2 and KV1.6. Dendrotoxin-I TFA, a neurotoxin, has the potential for cancer research.
  • HY-186059
    HCN2 modulator-4
    Inhibitor
    HCN2 modulator-4 is a HCN2 ion channel inhibitor. HCN2 modulator-4 inhibits HCN2 ion channel activity. HCN2 modulator-4 can be used for the research of pain, inflammatory pain, neuropathic pain, tinnitus, central nervous system disorders, psychiatric disorders, mood disorders.
  • HY-186061A
    HCN2 modulator-8
    Inhibitor
    HCN2 modulator-8 is a pyrazolopyridine derivative and selective HCN2 inhibitor. HCN2 modulator-8 can be used for the research of pain, tinnitus, central nervous system disorders, psychiatric disorders, mood disorders.
  • HY-P1427A
    Guangxitoxin 1E TFA
    Inhibitor
    Guangxitoxin 1E TFA is the TFA salt form of Guangxitoxin 1E (HY-P1427). Guangxitoxin 1E TFA is a peptide toxin and a selective inhibitor for voltage-gated potassium channel KV2.1 and KV2.2 with IC50 of 1-3 nM. Guangxitoxin 1E TFA enhances glucose-stimulated intracellular calcium ion oscillations and increases insulin secretion in a glucose-dependent manner.
  • HY-108574
    CP 339818 hydrochloride
    Inhibitor 99.61%
    CP 339818 hydrochloride is a non-peptide Kv1.3 channel (IC50 = 200 nM) and Kv1.4 channel blocker. CP 339818 hydrochloride inhibits HCN channel with IC50s of 18.9 μM and 43.4 μM against HCN1 and HCN4 (high Cl-). CP 339818 hydrochloride has significantly weaker blocking effects on Kv1.1, Kv1.2, Kv1.5, Kv1.6, Kv3.1-4, and Kv4.2 channels. CP 339818 hydrochloride selectively blocked Kv1.3, thereby inhibiting the activation process of human T cells. CP 339818 hydrochloride can be used to study the physiological functions of HCN and Kv channels.
  • HY-172930
    PVTX-405
    Inhibitor
    PVTX-405 is a selective and oral active IKZF2 molecular glue degrader with a DC50  of  0.7 nM and a Dmax of 91%. PVTX-405 enhances degradation efficiency, significantly reduces off-target degradation, and alleviates hERG inhibition with IC50 of 48 µM. PVTX-405 significantly inhibits the growth of MC38 tumors, with greater synergistic anti-cancer efficacy in combination with immune checkpoint therapies (ICTs) (anti-PD1 or anti-LAG3) in the MC38 mouse tumor xenograft model using Crbn391V C57BL/6 mice.
  • HY-172374A
    KV1.3-IN-2 hydrochloride
    Inhibitor
    KV1.3-IN-2 hydrochloride is a kv1.3 potassium channel inhibitor without affecting hERG channel activity. KV1.3-IN-2 hydrochloride can be used in research of immune-related diseases such as psoriasis, rheumatoid arthritis, and systemic lupus erythematosus.
  • HY-P1073
    ProTx-I
    Inhibitor
    ProTx-I is a toxin derived from Thrixopelma pruriens and a peptide inhibitor targeting TTX-resistant sodium channels. ProTx-I interacts with voltage sensors of multiple domains such as NaV1.7, reduces neuronal excitability through allosteric modulation of channel gating and alteration of voltage dependence. The IC50 values of ProTx-I against human NaV1.7, NaV1.2, NaV1.6, and NaV1.5 are 95 nM, 104 nM, 21 nM, and 358 nM, respectively; ProTx-I also potently inhibits Ba2+ currents of hCav3.1, while its inhibitory potency against hCav3.2 is approximately 160-fold lower. ProTx-I is applicable to the research of chronic pain.
  • HY-P1409A
    ADWX 1 TFA
    Inhibitor 98.37%
    ADWX 1 TFA is a new peptide inhibitor that is potent and selective for Kv1.3 with an IC50 value of 1.89 pM. ADWX 1 inhibits Kv1.3 channel activity specifically to inhibit both the initial calcium signaling and NF-κB activation. ADWX 1 TFA ameliorates the disease in rats of experimental autoimmune encephalomyelitis (EAE) models. ADWX 1 TFA can be used to study T cell-mediated autoimmune diseases.
  • HY-P5917A
    Vm24-toxin TFA
    Inhibitor
    Vm24-toxin (Vaejovis mexicanus peptide 24) TFA, a 36-residue peptide, is a potent and selective Kv1.3 blocker with a Kd of ~3 pM in lymphocytes. Vm24-toxin TFA shows >1500-fold affinity for Kv1.3 over other assayed potassium channels. Vm24-toxin TFA folds into a distorted cystine-stabilized α/β motif consisting of a single-turn α-helix and a three-stranded antiparallel β-sheet, stabilized by four disulfide bridges. Vm24-toxin TFA attenuates the CD4+ effector memory T cell response to T cell receptor (TCR) stimulation.
  • HY-P5931
    Spinoxin
    Inhibitor 98.0%
    Spinoxin isolated from the venom of scorpion Heterometrus spinifer, is a 34-residue peptide neurotoxin cross-linked by four disulfide bridges. Spinoxin is a potent inhibitor of Kv1.3 potassium channel (IC50 = 63 nM), considering to be valid molecular targets in the diagnostics and therapy of various autoimmune disorders and cancers.
  • HY-18063A
    ML252 hydrochloride
    Inhibitor 98.5%
    ML252 hydrochloride is a selective inhibitor of KCNQ2 (Kv7.2) channel with IC50s of 69 nM, 2.92 μM, 0.12 μM and 0.20 μM for KCNQ2, KCNQ1 (Kv7.1), KCNQ2/Q3 and KCNQ4, respectively. ML252 hydrochloride also inhibits Cytochrome P450 with IC50s of 6.1 nM (CYP1A2), 18.9 nM (CYP2C9), 3.9 nM (CYP3A4), 19.9 nM (CYP2D6), respectively. ML252 hydrochloride shows highly brain penetrant.
  • HY-172374
    KV1.3-IN-2
    Inhibitor
    KV1.3-IN-2 is a kv1.3 potassium channel inhibitor without affecting hERG channel activity. KV1.3-IN-2 can be used in research of immune-related diseases such as psoriasis, rheumatoid arthritis, and systemic lupus erythematosus.
  • HY-168214
    Kv7.2/Kv7.3 agonist 1
    Inhibitor
    Kv7.2/Kv7.3 agonist 1 (Compound 16) is an orally active agonist for KV7.2/7.3 channel (KCNQ2/3) with an EC50 of 1.03 μM. Kv7.2/Kv7.3 agonist 1 exhibits analgesic efficacy in mice chronic constriction injury (CCI) model and mice Streptozotocin (HY-13753)-induced diabetic peripheral neuropathic pain (DPNP) model, with ED50 of 12.02 and 9.63 mg/kg.
  • HY-113964
    UK-78282
    Inhibitor
    UK-78282 is a selective Kv1.3 voltage-gated potassium channel inhibitor with an IC50 of 200 nM. UK-78282 also inhibit Kv1.4 potassium channel. UK-78282 can inhibit human T cell activation.
  • HY-P5917
    Vm24-toxin
    Inhibitor
    Vm24-toxin (Vaejovis mexicanus peptide 24), a 36-residue peptide, is a potent and selective Kv1.3 blocker with a Kd of ~3 pM in lymphocytes. Vm24-toxin shows >1500-fold affinity for Kv1.3 over other assayed potassium channels. Vm24-toxin folds into a distorted cystine-stabilized α/β motif consisting of a single-turn α-helix and a three-stranded antiparallel β-sheet, stabilized by four disulfide bridges. Vm24-toxin attenuates the CD4+ effector memory T cell response to T cell receptor (TCR) stimulation.
  • HY-P2707
    α-Dendrotoxin
    Inhibitor
    α-Dendrotoxin (α-DTX) is a voltage-gated K+ channel blocker and an acid-sensing ion channel (ASIC) inhibitor. α-Dendrotoxin blocks Kv1.1, Kv1.2, Kv1.6 and D-type (ID) voltage-gated K+ channels, and reversibly inhibits slowly inactivating potassium currents. α-Dendrotoxin induces epilepsy-related behaviors in mice. α-Dendrotoxin can be used in studies related to tonic-clonic seizures.
  • HY-P3055
    Dendrotoxin-I
    Inhibitor
    Dendrotoxin-I (DTX-I) is a potent K+ channels blocker with IC50s of 0.13-50 nM for voltage-gated potassium channel subunits KV1.1, KV1.2 and KV1.6, respectively. Dendrotoxin-I, a neurotoxin, has the potential for cancer research.
  • HY-P2949
    Pandinotoxin Kα
    Inhibitor
    Pandinotoxin Kα, isolated from the venom of Pandinus imperator, is the inhibitor of A-type potassium channel.