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ATPase Inhibitor
16-HETE is an arachidonic acid metabolite that functions primarily as an ATPase inhibitor. It demonstrates vasodilatory effects and inhibits polymorphonuclear leukocyte (PMN) activity, making it valuable in studying inflammatory processes. Additionally, 16-HETE serves as a biomarker in the early detection of non-alcoholic fatty liver disease, facilitating research into metabolic disorders and their progression. -
H⁺/K⁺ ATPase Inhibitor
AU-461 is a reversible inhibitor of the gastric H⁺/K⁺ ATPase, exhibiting IC₅₀ values of 12.15 μM for rabbit-derived enzymes and 4.20 μM for pig-derived enzymes. By competing with activated cationic K⁺ (Kᵢ = 1.64 μM), AU-461 effectively reduces both histamine-stimulated and basal gastric acid secretion in rat models. This compound demonstrates protective effects against ulcer formation induced by ethanol or sodium hydroxide and normalizes plasma gastrin levels. AU-461 is valuable for research into the mechanisms of peptic ulcers and gastric acid regulation. -
Na+/K+ ATPase inhibitor
Ro 18-5364 is a selective inhibitor of gastric H+/K+ ATPase, primarily targeting the enzyme's activity. It demonstrates significant inhibition, particularly at lower pH levels, making it a valuable tool for studying gastric physiology. The compound's effects on enzyme activity, proton transport, and binding interactions can be assessed through various experimental methodologies, providing insights into its mechanism of action and potential therapeutic applications in conditions related to proton pump regulation. -
Na+/K+ ATPase Inhibitor
AR-HO47108 is a reversible inhibitor of the Na+/K+ ATPase, primarily targeting the potassium ion binding site within gastric wall cells. By competitively blocking this site, AR-HO47108 effectively reduces gastric acid secretion, making it a valuable tool for investigating conditions associated with excessive gastric acid, such as peptic ulcers. This compound is particularly useful for research into gastric physiology and related gastrointestinal disorders. -
Cation ATPases Inhibitor
SPAI-1 is a specific inhibitor of monovalent cation transporting ATPases, targeting Na+, K+-ATPase and H+, K+-ATPase to provide valuable insights into ionic transport mechanisms. Isolated from porcine duodenum, SPAI-1 demonstrates the ability to inhibit these ATPases in vitro while also stimulating Mg2+-ATPase activity. This compound is essential for research applications involving cellular ion homeostasis and ATPase-related signaling pathways. -
Na+/K+-ATPase Inhibitor
14-Anhydrodigitoxigenin is a potent inhibitor of Na+/K+-ATPase, a crucial enzyme involved in maintaining ion gradients across cell membranes. Derived from the leaves of Acokanthera oblongifolia, this cardenolide exhibits significant biological activity relevant to cardiovascular research and cellular physiology. Its application in studies of cardiac function and electrolyte balance makes it a valuable reagent for investigating the roles of Na+/K+-ATPase in various physiological and pathological processes. -
Na+/K+ ATPase Inhibitor
LND 623 is a Na+/K+ ATPase inhibitor known for its positive inotropic effects. This aminosteroid compound effectively inhibits Na+/K+ ATPase activity, making it a valuable tool in cardiovascular research. With an LD50 of approximately 45 mg/kg when administered intravenously, LND 623 presents a significantly higher tolerance compared to ouabain, facilitating studies in cardiac function and related therapies. -
Na+/K+ ATPase Inhibitor
Laurinterol is a potent inhibitor of the Na+/K+-ATPase sodium-potassium ion pump. Isolated from Laurencia johnstonii, Laurinterol disrupts ion transport, influencing cellular homeostasis and signaling pathways. This compound is useful in research related to electrolyte balance, cellular physiology, and neurobiology, providing insights into the role of ion pumps in various biological processes. -
Na+/K+ ATPase Inhibitor
Istaroxime oxalate is a Na+/K+ ATPase inhibitor, functioning as an inotropic agent with an IC50 of 0.11 μM. This reagent enhances the force of contraction in guinea pig atria and increases twitch amplitude in isolated guinea pig myocytes, demonstrating significant potential for cardiac function studies. Its ability to exert these effects without inducing lethal arrhythmias makes it valuable for research in cardiovascular physiology and pharmacology. -
H+/K+ ATPase Inhibitor
SK&F 97574 hydrochloride is a reversible inhibitor of the H+/K+ ATPase enzyme, demonstrating significant efficacy in reducing gastric acid secretion. Its primary biological activity supports the healing of acid-related upper gastrointestinal ulcers, making it valuable for research into gastrointestinal disorders and acid secretion regulation. This reagent is essential for studies focused on the pharmacological modulation of gastric acid dynamics. -
Na+/K+ ATPase Inhibitor
Rs-029 is a selective inhibitor of Na+/K+ ATPase and an activator of Mg2+ ATPase. It effectively reduces ATP levels in red blood cells, which can be critical for studying energy metabolism and ion balance in cellular systems. This compound is valuable for research applications focused on membrane transport mechanisms and investigating cellular responses to altered energy states. -
Na+/K+ ATPase Control
Ro18-5362 is a proagent of Ro18-5364 that targets Na+/K+ ATPase. While it exhibits limited activity on (H++K+)-ATPase at concentrations up to 0.1 mM, it serves as a useful tool for understanding ATPase mechanisms and probing related physiological processes. This compound is valuable in research focusing on ion transport regulation and cellular homeostasis. -
EHD4 ATPase Inhibitor
ATPase-IN-4 is a selective inhibitor of EHD4 ATPase activity, with an IC50 value of 0.92 μM. This compound also exhibits inhibitory effects on the ATPase activity of EHD2. ATPase-IN-4 is valuable for research applications focused on understanding the role of EHD proteins in cellular processes and membrane trafficking. -
ATPase Inhibitor
ATPase-IN-2 is a potent ATPase inhibitor with an IC50 value of 0.9 μM. It effectively inhibits the glycohydrolase activity of Clostridium difficile toxin B (TcdB) with an AC50 value of 30.91 μM. This compound serves as a valuable tool for studying ATP-related mechanisms and elucidating the role of ATPases in various biological processes. -
CF1 ATPase Inhibitor
Ovothiol A disulfide is a specific inhibitor of CF1 ATPase, targeting its light-activated function. This compound has been shown to effectively inhibit ATP synthesis in photophosphorylation processes, making it a valuable tool for studying energy transduction in photosynthetic organisms. Its role in modulating ATPase activity provides insights into the regulation of bioenergetics and enzyme kinetics in various biological systems. -
Mitochondrial F0F1-ATPase Inhibitor
Isoapoptolidin is an inhibitor of the mitochondrial F0F1-ATPase, exhibiting a Ki greater than 100 μM and selective action towards mitochondrial complex V. This compound is valuable for investigating mitochondrial energy metabolism-related disorders, including cancer and neurodegenerative diseases. Its inhibitory properties facilitate studies on the role of ATP synthase in cellular energy regulation. -
Ca2+-ATPase Inhibitor
IPrAuCl is a gold compound that functions as a selective inhibitor of sarcoplasmic reticulum Ca2+-ATPase, demonstrating an IC50 value of 16.3 µM. Its primary mechanism involves hindering calcium ion transport, making it a valuable tool for researching calcium homeostasis and muscle contraction dynamics. IPrAuCl may also be useful in studies investigating the role of Ca2+-ATPase in various cellular processes and diseases. -
Ca2+- ATPase Activator
Rp-8-Br-cGMPS sodium is a potent activator of Ca2+-ATPase, facilitating the reduction of cytosolic Ca2+ levels. This compound acts as an agonist of the rod cyclic nucleotide-gated (CNG) channel while also inhibiting protein kinase G (PKG). Its key biological activities make it valuable for research applications involving calcium signaling and cellular calcium homeostasis. -
ATPase
Creatine phosphokinase, Rabbit muscle (CPK) is an enzyme that catalyzes the reversible conversion of creatine and ATP into phosphocreatine and ADP. By facilitating the maintenance of an optimal ATP/ADP ratio, CPK plays a critical role in energy metabolism, particularly during periods of high energy demand. This enzyme is widely used in biochemical research to study cellular energy dynamics and various metabolic disorders. -
Ca2+‑ATPase Inhibitor
rel-(E)-6,7-Transdihydroxyligustilide is a potent inhibitor of Ca2+-ATPase, specifically in calmodulin-deficient human erythrocyte membranes. This compound, derived from the dried tuberous roots of Polygonum multiflorum, plays a significant role in the regulation of calcium homeostasis. It is particularly valuable in research related to hyperlipidemia and related metabolic disorders. -
SERCA Inhibitor
4,4'-Methylenebis(2,6-di-tert-butylphenol) is a selective inhibitor of sarco/endoplasmic reticulum calcium ATPase (SERCA), with an IC50 value of 17 μM. This compound plays a critical role in modulating calcium homeostasis and is valuable for research into cellular processes and disorders linked to calcium dysregulation. Its application extends to studying various diseases where altered calcium signaling is implicated. -
SERCA Blocker
JTV-519 fumarate is a Ca2+-dependent blocker of the sarcoplasmic reticulum Ca2+-stimulated ATPase (SERCA), functioning as a partial agonist for ryanodine receptors in striated muscle. This compound exhibits cardioprotective properties and demonstrates significant antiarrhythmic activity, making it valuable for research on cardiac function and arrhythmias. Its unique mechanism highlights its potential in studying calcium handling and related cardiac pathologies. -
Ca2+- ATPase Activator
Rp-8-Br-cGMPS (Rp-8-bromo-Cyclic GMP sodium salt) is an effective activator of Ca2+-ATPase, promoting the reduction of cytosolic Ca2+ levels by enhancing the efflux of Ca2+ from cells. Additionally, it acts as an agonist of the rod cyclic nucleotide-gated (CNG) channel and functions as an inhibitor of protein kinase G (PKG). This compound is valuable for studies involving calcium signaling, cellular response mechanisms, and cardiovascular research. -
RyR2 Stabilizer
RyR2 stabilizer-1 is a potent stabilizer of the ryanodine receptor 2 (RyR2) and an activator of the sarco/endoplasmic reticulum Ca2+ ATPase 2a (SERCA2a), exhibiting EC50 values of 2.7 μM for RyR2 and 383 nM for SERCA2a. This compound effectively inhibits calcium leakage from the sarcoplasmic reticulum through RyR2 while enhancing the reuptake of calcium by SERCA2a. As a result, RyR2 stabilizer-1 shows promise in preventing cardiac arrhythmias by maintaining calcium homeostasis in cardiac cells. -
PM Ca2+-ATPase Inhibitor
Caloxin 2A1 is a selective inhibitor of the plasma membrane Ca2+-ATPase (PMCA), functioning at the extracellular level. This peptide demonstrates a targeted inhibition of PMCA activity without influencing basal Mg2+-ATPase or Na+-K+-ATPase activity. It serves as a valuable tool in studies investigating calcium homeostasis and its implications in cellular signaling and physiology. -
v-ATPase Inhibitor
Verucopeptin is a selective v-ATPase inhibitor that targets the ATP6V1G subunit, effectively reducing v-ATPase activity. This compound has a notable impact on HIF-1 signaling, decreasing the expression of HIF-1α and its target genes. Additionally, Verucopeptin demonstrates antitumor properties against multidrug resistant (MDR) cancers, making it a valuable tool for cancer research. Its specific mechanism and biological activity position it as a significant reagent for studies focused on tumor biology and therapy resistance. -
H+/K+-ATPase Inhibitor
(R)-Tegoprazan is a potent H+/K+-ATPase inhibitor characterized by its benzimidazole structure. It demonstrates an IC50 of 98 nM against canine kidney Na+/K+-ATPase, highlighting its efficacy in modulating ion transport. This compound is prominently applied in research related to gastrointestinal diseases, offering valuable insights into therapeutic interventions. -
PM H+-ATPase Inhibitor
Protonstatin-1 is a selective inhibitor of the plasma membrane H+-ATPase, exhibiting an IC50 of 3.9 μM. By interacting with the central loop of the enzyme, Protonstatin-1 disrupts the functions of the N- and P-domains, ultimately inhibiting pump activity and auxin transport. This reagent is valuable for research in plant physiology and studies involving cellular ion homeostasis. -
V-ATPase Inhibitor
V-ATPase-IN-1 is a selective inhibitor of Vacuolar-type H+-ATPases (V-ATPase), demonstrating an IC50 value of 194.80 μM and a binding affinity for the V-ATPase subunit A with a Kd of 0.803 μM. This compound exhibits notable insecticidal activity against M. separata, with an LC50 of 2.64 mM. V-ATPase-IN-1 is a valuable tool in research focused on the development of chemical insecticides and understanding the biological role of V-ATPase in various organisms. -
H+-K+-ATPase Inhibitor
(±)-Vasicine is a potent inhibitor of H+-K+-ATPase, with an observed IC50 of 73.47 μg/mL. This compound exhibits notable anti-ulcer properties, demonstrating significant anti-secretory, antioxidant, and cytoprotective effects. As such, (±)-Vasicine serves as a valuable reagent for research applications focused on gastrointestinal protection and related mechanisms in cellular physiology. -
H(+), K(+)-ATPase Inhibitor
Lansoprazole sulfone is a selective inhibitor of H+, K+-ATPase, primarily targeting gastric acid secretion. By inhibiting this enzyme, lansoprazole sulfone may significantly stimulate gastric acid secretion, making it a valuable tool in research related to gastric physiology. Its potential applications extend to the study of conditions such as duodenal ulcers, gastric ulcers, gastroesophageal reflux disease, and Zollinger-Ellison syndrome. -
RUVBL1/2 ATPase Inhibitor
TIP48/49-IN-1 is a selective inhibitor of the RUVBL1/2 ATPase, demonstrating an IC50 of 59 nM against purified RUVBL1/2. By disrupting the DNA replication process, TIP48/49-IN-1 induces S-phase arrest and apoptosis in cancer cells. This compound has been shown to inhibit tumor growth and enhance radiosensitivity in non-small cell lung cancer (NSCLC) models, making it a valuable tool for cancer research. -
H+, K+-ATPase Inhibitor
S 1924 is a potent H+, K+-ATPase inhibitor, demonstrating IC50 values of 10.3 μM at pH 7.4 and 1.6 μM at pH 6.0. This compound effectively modulates gastric acid secretion, making it valuable in research related to gastrointestinal physiology and pharmacology. Its specificity for H+, K+-ATPase makes S 1924 a useful tool for investigating proton pump mechanisms and related therapeutic targets. -
V ATPase Inhibitor
FR-167356 is a selective inhibitor of vacuolar ATPase, exhibiting potent activity with IC50 values of 170 nM for osteoclast plasma membranes, 220 nM for macrophage microsomes, and higher values for renal brush border and liver lysosomal membranes. This compound inhibits bone resorption and effectively addresses ovariectomy-induced bone loss. It serves as a valuable tool for research into osteoporosis and related bone disorders. -
V-ATPase Inhibitor
Apicularen B is a potent V-ATPase inhibitor derived from the myxobacterium Archangium gephyra. This cytotoxic macrolide exhibits significant biological activity relevant to the study of V-ATPase-related disorders, including osteopetrosis. Researchers can utilize Apicularen B to investigate the mechanisms underlying these diseases and explore potential therapeutic applications. -
H+/K+-ATPase Inhibitor
KR-60436 is a reversible inhibitor of H+/K+-ATPase, effectively obstructing proton and potassium transport across cellular membranes. This compound has demonstrated potent inhibition of CYP1A2 substrate metabolism, making it a valuable tool for studying gastric proton pump activity and its implications in drug metabolism. Its utility extends to drug interaction studies and the investigation of gastrointestinal pharmacology. -
Natural Products
Thevetin A is a cardiac glycoside derived from the plant Cascabela thevetioides. It exhibits potent biological activity by inhibiting Na+/K+ ATPase, leading to increased intracellular calcium levels and enhanced contractility of cardiac muscle. This compound is primarily utilized in cardiovascular research to study its effects on cardiac function and potential therapeutic applications in heart disease. -
Active Small Molecule
17α-Hydroxydigitoxigenin is an active small molecule primarily known for its ability to inhibit Na+/K+-ATPase activity. This inhibition plays a crucial role in various physiological processes and has been linked to cardiac and neuroprotective effects. It is relevant for research applications involving ion transport, cellular signaling, and the study of cardiovascular diseases. -
Biochemical Assay Reagent
Digitoxigenin is a biochemical assay reagent primarily used for the study of cardiac glycosides. This compound exhibits significant biological activity, particularly in inhibiting Na+/K+ ATPase, which is crucial for cell membrane potential and ion transport. It is applied in research focusing on cardiac function, cellular signaling, and related pathways in various biological systems. -
Stable Isotope
Digitoxigenin-21,23,23-d3 is a deuterium-labeled derivative of Digitoxigenin, serving as a stable isotope for research applications. This compound is primarily important for the synthesis of cardiac glycosides used in the treatment of heart failure and arrhythmias. By inhibiting the sodium-potassium ATPase pump, Digitoxigenin enhances cardiac contraction efficiency and force, making it a critical component in cardiovascular research and drug development. -
Istaroxime hydrochloride is a positive inotropic agent that mediates its action through inhibition of sodium/potassium adenosine triphosphatase (Na+/K+ ATPase).
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Na+/K+ ATPase modulator
Rostafuroxin (PST-2238) is an ouabain-inhibitor counteracting specific forms of hypertension. -
Protein translocation Inhibitor
Brefeldin A blocks binding of ADP-ribosylation factor to the Golgi apparatus and inhibits GDP-GTP exchange. -
ATPase antagonist
PF 3716556 is H+,K+-ATPase inhibitor (pIC50 = 6 in human recombinant ion-leaky assays). -
Proton Pump inhibitor
Pantoprazole is a proton pump inhibitor drug that inhibits gastric acid secretion.

