DX600 is a specific inhibitor of ACE2.
CAT No: R1889
Synonyms/Alias:478188-26-0;DX 600;Ac-Gly-DL-Asp-DL-Tyr-DL-Ser-DL-His-DL-Cys(1)-DL-Ser-DL-Pro-DL-Leu-DL-Arg-DL-Tyr-DL-Tyr-DL-Pro-DL-Trp-DL-Trp-DL-Lys-DL-Cys(1)-DL-xiThr-DL-Tyr-DL-Pro-DL-Asp-DL-Pro-DL-Glu-Gly-Gly-Gly-NH2.TFA;Ac-Gly-Asp-Tyr-Ser-His-Cys-Ser-Pro-Leu-Arg-Tyr-Tyr-Pro-Trp-Trp-Lys-Cys-Thr-Tyr-Pro-Asp-Pro-Glu-Gly-Gly-Gly-NH2 trifluoroacetate salt (Disulfide bond);
DX600 is a synthetic peptide inhibitor that specifically targets angiotensin-converting enzyme 2 (ACE2), a key component of the renin-angiotensin system. As a peptide-based compound, it offers high affinity and selectivity for ACE2, making it a valuable research tool for studying the functional roles of this enzyme in various physiological and pathophysiological contexts. Its unique sequence and mode of action enable precise modulation of ACE2 activity, supporting investigations into cardiovascular, renal, and pulmonary systems, as well as broader applications in enzymology and peptide biochemistry.
Enzyme inhibition studies: DX600 is widely utilized in biochemical and pharmacological research to investigate the mechanisms and consequences of ACE2 inhibition. By providing a highly selective means to block ACE2 activity, the peptide allows researchers to dissect the downstream effects of altered angiotensin metabolism, including shifts in angiotensin II and angiotensin-(1-7) levels. Such studies are essential for elucidating the enzyme's regulatory influence on blood pressure homeostasis, fluid balance, and tissue remodeling processes.
Cardiovascular research: In the context of cardiovascular biology, DX600 serves as a critical probe for exploring the contribution of ACE2 to cardiac function and vascular health. Experimental models employing the peptide can reveal insights into how ACE2 modulation affects myocardial contractility, vascular tone, and the development of hypertension or cardiac hypertrophy. These investigations are instrumental in advancing the understanding of the renin-angiotensin system's complex role in cardiovascular pathophysiology.
Pulmonary and renal system modeling: The selective inhibition provided by DX600 is also valuable in studies of pulmonary and renal physiology, where ACE2 is implicated in fluid regulation, inflammation, and tissue protection. By applying the peptide in cellular or animal models, researchers can examine the impact of ACE2 blockade on lung injury, fibrotic responses, or renal hemodynamics. Such experimental approaches contribute to the dissection of organ-specific roles for ACE2 and its downstream mediators.
Peptide structure-activity relationship analysis: As a synthetic peptide, DX600 is frequently employed in structure-activity relationship (SAR) studies aimed at optimizing ACE2 inhibitors. Researchers can modify the peptide's sequence or chemical modifications to assess how structural changes influence binding affinity, specificity, and inhibitory potency. These SAR investigations support the rational design of next-generation peptide inhibitors and expand the toolkit available for targeted modulation of proteolytic enzymes.
Biochemical assay development: The specificity and potency of DX600 make it a preferred standard or reference inhibitor in the development and validation of ACE2 activity assays. Its use enables the establishment of robust, reproducible assay systems for high-throughput screening, kinetic characterization, or inhibitor profiling. Incorporating the peptide into assay protocols ensures reliable measurement of ACE2 activity and facilitates comparative analysis of novel compounds or biological samples.
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