mSphere of Influence: Modifying an Old Method To Study RNA-Protein Interactions
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Updated: Jan 20, 2026

Optical Tweezers to Study RNA-Protein Interactions in Translation Regulation
Published on: February 12, 2022
1Department of Life Sciences, Imperial College London, London, United Kingdom c.tiengwe@imperial.ac.uk.
Abstract:
Calvin Tiengwe works on posttranscriptional gene regulation and iron homeostasis in the parasitic protozoan Trypanosoma brucei In this mSphere of Influence article, he reflects on how the paper "Comprehensive identification of RNA-protein interactions in any organism using orthogonal organic phase separation (OOPS)" by Queiroz et al. (Nat Biotechnol 37:169-178, 2019, https://doi.org/10.1038/s41587-018-0001-2) influenced his research by providing a tool to capture RNA-protein complexes on a global scale using acid guanidinium thiocyanate-phenol-chloroform (AGPC), an old method hitherto applied for RNA, DNA, or protein purification.
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