How Temperature Affects RAG1 Protein Behavior
Author Information
Author(s): De Pallabi, Zhao Shuying, Gwyn Lori M, Godderz LeAnn J, Peak Mandy M, Rodgers Karla K
Primary Institution: The University of Oklahoma Health Sciences Center
Hypothesis
The self-association properties of RAG1 are temperature dependent.
Conclusion
The study confirms that the dimeric form of RAG1 is the active form in V(D)J recombination and its stability is influenced by temperature.
Supporting Evidence
- RAG1 exists in multiple oligomeric forms, but only the dimer interacts with RAG2 and RSS.
- Temperature changes affect the stability and activity of RAG1.
- At physiological temperatures, the dimeric form of RAG1 is the only form that is catalytically active.
Takeaway
RAG1, a protein important for immune function, works best as a dimer, and its ability to function changes with temperature.
Methodology
The study used size exclusion chromatography and electrophoretic mobility shift assays to analyze RAG1's self-association and interaction with RAG2 and RSS.
Limitations
The study primarily focused on temperature effects and did not explore other environmental factors that may influence RAG1 behavior.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website