Benha University

Mohamed Frahat Foda Ali

Asst. Professor

Faculty of Agriculture Agricultural Biochemistry

Simultaneous Capture of Chromatin-Associated RNA and Global RNA–RNA Interactions With Reduced Input Requirements

Bio-protocol • 2025
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Publication Information
Authors Cheng Ding, Guoting Chen, Shiping Luan, Yuanyuan Gong, Cuilin Gui, Chen Yang, Zihe Xiang, Junjie Du, Mohamed F Foda, Jiapei Yan, Xingwang Li
Keywords • A multi-omics sequencing strategy. • Compatible with mammalian and plant systems. • Profiling of epigenome, RNA–DNA, and RNA–RNA interactomes.
Journal Bio-protocol
Publisher Not Available
Volume 15
Issue 17
Pages Not Available
publication.type International
Paper Link Open Link
Supplementary Materials Not Available
Abstract
Chromatin-associated RNAs (caRNAs) have been increasingly recognized as key regulators of gene expression and genome architecture. A few technologies, such as ChRD-PET and RedChIP, have emerged to assess protein-mediated RNA–chromatin interactions, but each has limitations. Here, we describe the TaDRIM-seq (targeted DNA-associated RNA and RNA–RNA interaction mapping by sequencing) technique, which combines Protein G (PG)-Tn5-targeted DNA tagmentation with in situ proximity ligation to simultaneously profile caRNAs across genomic regions and capture global RNA–RNA interactions within intact nuclei. This approach reduces the required cell input, shortens the experimental duration compared to existing protocols, and is applicable to both mammalian and plant systems.
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