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Updated: Sep 8, 2025
08:09
Annotation of Plant Gene Function via Combined Genomics, Metabolomics and Informatics
Published on: June 17, 2012
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ChIP-Hub provides an integrative platform for exploring plant regulome
Liang-Yu Fu1,2, Tao Zhu1, Xinkai Zhou1
1State Key Laboratory of Pharmaceutical Biotechnology, School of Life Sciences, Nanjing University, Nanjing, 210023, China.
Nature Communications
|June 14, 2022
Summary
ChIP-Hub is a new platform standardizing plant epigenome and regulome data. It offers over 10,000 datasets for exploring plant gene regulation and comparative genomics.
Area of Science:
- Plant genomics
- Epigenetics
- Bioinformatics
Background:
- Plant genomes possess complex regulatory systems crucial for life.
- Existing regulome and epigenome data are fragmented across species, lacking a unified resource.
- Biologists need a standardized platform for plant genomic data analysis.
Purpose of the Study:
- To introduce ChIP-Hub, an integrated web platform for plant regulome and epigenome data.
- To provide a standardized resource compliant with ENCODE standards.
- To facilitate visualization, meta-analysis, and exploration of plant gene regulation.
Main Methods:
- Bundled over 10,000 publicly available datasets from >40 plant species.
- Reanalyzed datasets and manually curated them by assessing ~540 publications.
- Evaluated data quality and constructed hierarchical regulatory networks.
- Applied comparative genomics to analyze tissue-specific elements and chromatin states.
Main Results:
- Developed ChIP-Hub, a comprehensive platform for plant epigenome and regulome data.
- Manually curated and quality-assessed >10,000 datasets.
- Constructed a hierarchical regulatory network and analyzed dynamic regulatory element activity.
- Investigated function and conservation of tissue-specific promoters, enhancers, and chromatin states.
Conclusions:
- ChIP-Hub provides a rich, standardized resource for plant ENCODE exploration.
- The platform enables deep investigation of plant gene regulation, sequence grammar, and comparative genomics.
- Facilitates understanding of tissue-specific regulatory elements and their evolutionary conservation.
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