CoraFluor TR-FRET assay screens for modulators of STUB1 – HSP70 interaction

18 Aug 2026

Protein-protein interactions play a critical role in drug discovery, but developing assays that are both sensitive and robust enough for high-throughput screening can be challenging. Researchers studying the STUB1 (CHIP)-HSP70 pathway need reliable tools to identify modulators efficiently while maintaining confidence in assay performance and reproducibility.

Explore how the CoraFluor™ TR-FRET Assay enables screening for modulators of the STUB1-HSP70 interaction using a streamlined, homogeneous assay format. Discover how it delivers an assay window of approximately 50% and an impressive Z′ factor of 0.92, supporting high-throughput screening (HTS) and structure-activity relationship (SAR) workflows. Gain insights into a robust approach that can help accelerate hit discovery and advance drug development with greater confidence.

Resource details:

Resource type: Application note
Page count: 2
Read time: 4 mins

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High-Throughput ScreeningHigh-throughput screening (HTS) is an automated drug discovery technique for identification of active compounds against a compound library. Use HTS readers and integrated assay preparation / analysis workstations to screen your compounds. Identify active compounds against various HTS libraries, including membranes, proteins and peptides and HTS cell lines. Find the best high-throughput screening products in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.BiochemistryBiochemistry (or clinical chemistry) involves the analysis of bodily fluids using chemical tests. Techniques used include HPLC, chromatography, spectroscopy, mass spectrometry, immunochemical, electrophoresis, turbidometric / spectrophotometric assay, MRI and ISE analysis. Tests are often carried out on plasma or serum but urine (urinalysis) and fecal specimens are also processed.Protein InteractionsProtein interactions are essential for understanding cellular processes, as proteins work together to carry out biological functions. Studying protein interactions can provide insights into disease mechanisms, drug development, and cell signaling pathways. Explore the best tools for protein interaction research in our peer-reviewed product directory; compare products, check reviews, and get pricing directly from manufacturers.