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ss31 peptide sequence SS-31 localizes to the inner mitochondrial membrane

Published October Oct 17, 2026 9:48 PM

In the world of research peptides, few compounds have garnered as much fascination as the SS-31 peptide. As someone who has spent considerable time exploring the landscape of mitochondrial science, I have found that understanding the structural foundation of these molecules is key to appreciating their role in experimental models. When looking at the SS-31 peptide sequence, it becomes clear why this specific configuration is so unique in the research community.

Understanding the SS-31 Peptide Sequence

The SS-31 peptide is famously known as a tetrapeptide, which essentially means it is compose What Is SS-31? (Mitochondrial Peptide Explained) d of four amino acids. The specific sequence is often cited in literature as D-Arg-dimethylTyr-Lys-Phe-NH2. This arrangement, sometimes noted as Arg-Tyr-Lys-Phe in simplified contexts, is what gives the molecule its water-soluble and cell-permeable properties.

From my own review of various laboratory reports, the SS-31 (D-Arg-dimethylTyr-Lys-Phe-NH2) configuration is highly specialized. Unlike many other compounds that merely interact with the cell surface, SS-31 localizes to the inner mitochondrial membrane. This is a critical distinction because the inner mitochondrial membrane is "where the magic happens" regarding cellular energetics.

Why This Peptide Stands Out

The scientific community often refers to this compound by several names, including Elamipretide or MTP-131. In many formal research settings, SS-31, also recognized as MTP-131, is studied for its ability to stabilize cardiolipin, a lipid essential for maintaining the structural integrity of the mitochondria.

Because SS-31 uniquely localizes to the inner mitochondrial membrane, it acts as a precise tool for those investigating mitochondrial health. Man Synthesis, Characterization, and Specific Localization of y researchers highlight that SS-31 is a mitochondria-targeted peptide designed to interact selectively with the organelle’s internal environment. It is fascinating to note that this mitochondrial targeted peptide SS-31 is designed to maintain functionality even under challenging experimental conditions.

Observations on Research and Application

When I look at the broader literature, it is important to clarify that while some sources mention it is a medication use The mitochondria-targeted peptide SS-31 binds lipid bilayers d for the treatment of Barth syndrome, my focus remains strictly on its role as a research tool. In my experience reading through studies, the SS-31 (peptide) treatment is frequently highlighted for its role in modulating oxidative pathways.

One of the most compelling aspects of the peptide is that it selectively resides on the inner mitochondrial membrane. This selectivity is what researchers aim for when trying to understand how to support cellular efficiency. Whether you are comparing it to other compounds like MOTS-c or looking into its specific molecular wei What Is SS-31? (Mitochondrial Peptide Explained) ght of 639.8 g/mol, the precision of the SS-31 peptide sequence remains a cornerstone of its efficacy in controlled studies.

Final Thoughts for Enthusiasts

For those diving into the technical details of the SS-31 peptide, remember that consistency and purity are paramount. The specific sequence D-Arg-dimethylTyr-Lys-Phe-NH2 is what defines this molecule's behavior. If you are reviewing the literature or looking into the SS- SS-31 uniquely localizes to the inner mitochondrial membrane and binds to cardiolipin. In doing so, it helps recruit and stabilize the proteins  31 peptide for your own educational purposes, always prioritize high-quality sources that verify the sequence and purity (typically 99% HPLC).

The journey into mitochondrial research is complex, but understanding the fundamental Elamipretide (development codes SS-31, MTP-131), sold under the brand name Forzinity, is a medication used for the treatment of Barth syndrome. Elamipretide  structure of the SS-31 peptide provides a solid foundation for anyone interested in how these specialized chains of amino acids function at a microscopic level. Always approach your research with a focus on peer-reviewed data and verified structural analys Administration of antioxidant peptide SS-31 attenuates is to ensure you are working with the correct compound.

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