Date published: 2026-4-23

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MaxiK Inhibitors

Santa Cruz Biotechnology now offers a broad range of MaxiK Inhibitors for use in various applications. MaxiK Inhibitors, also known as large-conductance calcium-activated potassium channel blockers, are crucial in the study of ion channel function and regulation. These compounds are vital tools in research exploring the physiological and biochemical roles of MaxiK channels, which are pivotal in various cellular processes such as electrical signaling, ion transport, and maintaining cellular homeostasis. In scientific research, MaxiK Inhibitors are used to dissect the specific contributions of these channels in different tissues, providing insights into their role in processes like neurotransmission, muscle contraction, and vascular tone regulation. Furthermore, these inhibitors help explain the molecular mechanisms underlying channelopathiesdisorders caused by dysfunctional ion channelsby allowing researchers to manipulate channel activity precisely. The study of MaxiK Inhibitors contributes to our understanding of cellular excitability and the complex interplay between different ion channels, receptors, and signaling pathways. View detailed information on our available MaxiK Inhibitors by clicking on the product name.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Paxilline

57186-25-1sc-3588
sc-3588A
5 mg
25 mg
$258.00
$942.00
14
(2)

Paxilline is a selective inhibitor of MaxiK channels, demonstrating a unique binding affinity that stabilizes the closed state of the channel. Its interaction with the channel's voltage-sensing domains alters gating kinetics, leading to prolonged channel inactivation. This compound exhibits distinct conformational dynamics, influencing ion selectivity and permeability. The intricate balance of hydrophobic and electrostatic interactions within its structure contributes to its specificity and efficacy in modulating channel activity.

Iberiotoxin

129203-60-7sc-3585
sc-3585A
10 µg
100 µg
$275.00
$500.00
16
(1)

Iberiotoxin is a potent blocker of MaxiK channels, characterized by its high affinity for the channel's pore region. It disrupts ion flow by binding to specific residues, effectively occluding the channel and preventing potassium ion passage. This interaction alters the channel's conformational state, leading to a significant impact on cellular excitability. The toxin's unique structural features facilitate selective binding, enhancing its effectiveness in modulating channel function.

Penitrem A

12627-35-9sc-200997
sc-200997A
1 mg
5 mg
$79.00
$220.00
5
(1)

Penitrem A is a selective inhibitor of MaxiK channels, exhibiting a unique mechanism of action through its interaction with the channel's voltage-sensing domains. By stabilizing the closed conformation of the channel, it effectively reduces potassium ion conductance. This compound's distinct binding affinity alters the kinetics of channel activation and inactivation, leading to prolonged depolarization in excitable cells. Its structural complexity contributes to its specificity, making it a valuable tool for studying ion channel dynamics.

Charybdotoxin

95751-30-7sc-200979
100 µg
$401.00
9
(0)

Charybdotoxin is a potent blocker of MaxiK channels, characterized by its high affinity for the channel's pore region. This peptide disrupts potassium ion flow by binding to the channel and preventing its opening, thereby influencing cellular excitability. Its unique structure allows for specific interactions with the channel's amino acid residues, altering the gating kinetics and prolonging the duration of action potentials. This specificity makes it a significant subject for exploring ion channel regulation.

NS-1619

153587-01-0sc-200986
5 mg
$133.00
2
(1)

NS-1619 is a selective activator of MaxiK channels, enhancing potassium ion conductance through unique allosteric modulation. Its distinct molecular interactions promote channel opening by stabilizing the active conformation, thereby facilitating ion flow. The compound exhibits a rapid onset of action, influencing the kinetics of channel activation and deactivation. This modulation of ion transport dynamics plays a crucial role in cellular signaling pathways, highlighting its intricate behavior in ion channel physiology.