A new pipeline SPICE identifies novel JUN-IKZF1 composite elements
2023
New Pipeline SPICE Identifies Novel Protein-DNA Binding Partners
publication
Author Information
Author(s): Li Peng, Pulugulla Sree H., Das Sonali, Oh Jangsuk, Spolski Rosanne, Lin Jian-Xin, Leonard Warren J.
Primary Institution: Cold Spring Harbor Laboratory
Hypothesis
Can the SPICE pipeline predict novel protein-DNA binding partners and their spacing preferences?
Conclusion
The SPICE pipeline successfully identified known and novel protein-DNA binding interactions, revealing a new association between IKZF1 and AP1.
Supporting Evidence
- SPICE identified known composite elements like AP1-IRF and STAT5 tetramers.
- The study uncovered novel JUN-IKZF1 composite elements.
- Cooperative binding of JUN and IKZF1 was confirmed.
- The activity of an IL10-luciferase reporter depended on specific binding sites.
Takeaway
Scientists created a new tool called SPICE to find out how proteins stick to DNA, and they discovered some new ways proteins work together.
Methodology
The study used a novel screening pipeline to predict protein binding partners and DNA motif spacing preferences.
Digital Object Identifier (DOI)
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