Description
LL-37 overview
LL-37 is a 37-amino-acid peptide released from human cathelicidin (hCAP18), the only cathelicidin identified in humans. It is studied in vitro as an antimicrobial and immunomodulatory peptide.
Protides Health lists LL-37 5mg in 5mg for laboratory research. The specification table below sets out the contents, molecular data and storage conditions, and the certificate of analysis is shown in the image gallery or linked in the product summary. You can compare related compounds in our research peptides collection.
LL-37 Peptide Specifications
| Property | Details |
|---|---|
| Product Contents | LL-37 5mg Lyophilized Powder in 3mL vial. |
| Available Sizes | 5mg |
| Peptide Type | Synthetic cathelicidin-derived peptide (37 amino acids) |
| Purity | 99% (HPLC-MS verified, third-party tested) |
| Molecular Formula | C205H340N60O53 |
| Molecular Weight | 4,493.34 g/mol |
| Sequence | LLGDFFRKSK EKIGKEFKRI VQRIKDFLRN LVPRTES |
| CAS Number | 154947-66-7 |
| CID | 16198951 |
| Synonyms | LL37, CAP-18, hCAP-18, Cathelicidin LL-37 |
| Appearance | White to off-white lyophilized powder |
| Storage | Store at ≤6°C, sealed, away from heat, light, and moisture. |
| Solubility | Soluble in water |
LL-37 chemical structure
Two- and three-dimensional structures, identifiers and literature references are available from the U.S. National Library of Medicine’s PubChem database: PubChem CID 16198951.
Legal Disclaimer: LL-37 is sold by Protides Health, an independent retailer that is not affiliated with Protide Health, for laboratory research purposes only. This product is not approved by the FDA for human consumption, medical use, or veterinary use. By completing a purchase, you verify that you are a qualified researcher and must comply with applicable local, state, and federal regulations. Please review our Research Use Policy before purchasing.






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