PeptideDB

Cyclorasin 9A5 TFA

CAS: F: C75H108FN25O13.xC2HF3O2 W: 1586.82 (free base)

Cyclorasin 9A5 TFA is an 11-residue cell-permeable cyclic peptide that orthosterically inhibits the Ras-Raf protein inte
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Bioactivity Cyclorasin 9A5 TFA is an 11-residue cell-permeable cyclic peptide that orthosterically inhibits the Ras-Raf protein interaction with an IC50 of 120 nM[1].
Target IC50: 120 nM (Ras-Raf protein interaction).
Sequence Cyclo({d-Ala}-Arg-Arg-Arg-{d-Nal}-Arg-{4F-Phe}-{d-Nle}-Gln-Trp-Thr)
Shortening Cyclo({d-Ala}-RRR-{d-Nal}-R-{4F-Phe}-{d-Nle}-QWT)
Formula C75H108FN25O13.xC2HF3O2
Molar Mass 1586.82 (free base)
Appearance 固体
Transport Room temperature in continental US; may vary elsewhere.
Storage

Sealed storage, away from moisture

Powder -80°C 2 years
-20°C 1 year

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

Reference [1]. Koh Takeuchi, et al. Conformational Plasticity of Cyclic Ras-Inhibitor Peptides Defines Cell Permeabilization Activity. Angew Chem Int Ed Engl. 2021 Mar 15;60(12):6567-6572.