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Mitochondrial peptides

SS-31

A four-residue cardiolipin-binding peptide.

10mg · $60.00 · COA pending · batch VAL-SS3-10 · sold out

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Molecules, assembled

Sequence Builder

One block per amino acid residue, N-terminus to C-terminus, coloured by side-chain property.

  • Nonpolar
  • Polar
  • Charged

D-Arg-Dmt-Lys-Phe-NH2 (Dmt = 2',6'-dimethyltyrosine)

Molecular weight 639.8 g/mol

This structure includes modifications that a residue-by-residue view can't show accurately, so we describe it in words instead.

SS-31 (elamipretide) is a synthetic tetrapeptide that binds the inner mitochondrial membrane lipid cardiolipin. It is used in mitochondrial research.

For laboratory research use only. Not for human or veterinary use.

Frequently asked questions

What is SS-31?

SS-31 (elamipretide) is a synthetic tetrapeptide that binds the inner mitochondrial membrane lipid cardiolipin. It is used in mitochondrial research.

What is the amino acid sequence of SS-31?

D-Arg-Dmt-Lys-Phe-NH2 (Dmt = 2',6'-dimethyltyrosine).

How should SS-31 be stored?

Store unopened vials of freeze-dried powder at −20 °C, protected from light and moisture. Short periods at room temperature in transit do not affect lyophilised material. Let a vial reach room temperature before opening so condensation does not form inside.

How is SS-31 tested?

Each lot is sent to an independent third-party laboratory for analysis, and the certificate of analysis is published on our Lab Results page when the lot is released. Until then, the product shows "COA pending".

How does SS-31 ship?

We ship within the United States only, by FedEx 2Day, cold-packed and tracked, with delivery expected by 5 p.m. on the scheduled delivery date. Orders placed before 10 a.m. PT (1 p.m. ET) on business days ship the same day. No weekend dispatch. Shipping is free on peptide orders over $250.