| Bioactivity | Polyphemusin I is a natural antimicrobial peptide with excellent antimicrobial activity against Gram-negative and Gram-positive bacteria. Polyphemusin I contains 18 amino acids and is stabilized into an amphiphilic, antiparallel β-hairpin by two disulfide bridges[1]. |
| Name | Polyphemusin I |
| CAS | 125139-67-5 |
| Sequence | Arg-Arg-Trp-Cys-Phe-Arg-Val-Cys-Tyr-Arg-Gly-Phe-Cys-Tyr-Arg-Lys-Cys-Arg-NH2 (Disulfide bridge:Cys4-Cys17,Cys8-Cys13) |
| Shortening | RRWCFRVCYRGFCYRKCR-NH2 (Disulfide bridge:Cys4-Cys17,Cys8-Cys13) |
| Formula | C108H161N39O20S4 |
| Molar Mass | 2453.94 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. Jon-Paul S Powers, et al. The antimicrobial peptide polyphemusin localizes to the cytoplasm of Escherichia coli following treatment. Antimicrob Agents Chemother. 2006 Apr;50(4):1522-4. |
Polyphemusin I
CAS: 125139-67-5 F: C108H161N39O20S4 W: 2453.94
Polyphemusin I is a natural antimicrobial peptide with excellent antimicrobial activity against Gram-negative and Gram-p
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