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Description

R4K1 is a cell-permeable stapled peptide that acts as a high-affinity antagonist of estrogen receptor α (ERα), blocking coactivator binding. It effectively enters breast cancer cells to modulate transcription and inhibit proliferation, making it a valuable tool for in vitro and in vivo studies of ERα-driven cancers.

Research Area

Metabolism Research

Images & Validation

Key Properties

TargetEstrogen Receptor/ERR
MW1912.25
FormulaC82H146N34O19

Storage & Handling

Storage-20°C
Expiration Date12 months from date of receipt.
DisclaimerFor research use only
Quality Guarantee

Quality Guarantee

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Protocol Information

Protein Handling and Storage Guide
Protein Handling Guide
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