FKRP Localization and Interactions in Muscle Cells
Author Information
Author(s): Alhamidi Maisoon, Kjeldsen Buvang Elisabeth, Fagerheim Toril, Brox Vigdis, Lindal Sigurd, Van Ghelue Marijke, Nilssen Øivind
Primary Institution: University Hospital of North-Norway, Tromsø, Norway
Hypothesis
The study investigates the localization and interactions of Fukutin-Related Protein (FKRP) in human skeletal muscle cells.
Conclusion
FKRP is localized in the Golgi apparatus of muscle cells and forms disulfide-linked homodimers.
Supporting Evidence
- FKRP co-localizes with the Golgi marker MG160 in human muscle cells.
- FKRP can form homodimers linked by a disulfide bridge.
- N-glycosylation of FKRP is not required for dimer or multimer formation.
Takeaway
FKRP is a protein found in muscle cells that helps with muscle function, and it sticks together in pairs to work properly.
Methodology
The study used immunogold electron microscopy, chemical cross-linking, and yeast two-hybrid experiments to analyze FKRP localization and interactions.
Digital Object Identifier (DOI)
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