| Bioactivity | (RFR)4XB is a cationic membrane-penetrating peptide. (RFR)4XB carries its cargo (the antisense oligomer) across the outer membrane of gram-negative bacteria[1]. |
| CAS | 1139931-15-9 |
| Sequence | Arg-Phe-Arg-Arg-Phe-Arg-Arg-Phe-Arg-Arg-Phe-Arg-{Ahx}-{βAla} |
| Shortening | RFRRFRRFRRFR-{Ahx}-{βAla} |
| Formula | C93H150N38O15 |
| Molar Mass | 2040.43 |
| 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]. Mellbye BL, et al. Variations in amino acid composition of antisense peptide-phosphorodiamidate morpholino oligomer affect potency against Escherichia coli in vitro and in vivo. Antimicrob Agents Chemother. 2009 Feb;53(2):525-30. |
(RFR)4XB
CAS: 1139931-15-9 F: C93H150N38O15 W: 2040.43
(RFR)4XB is a cationic membrane-penetrating peptide. (RFR)4XB carries its cargo (the antisense oligomer) across the oute
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