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Molecular Visualization

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Small but Mighty:
Using Janus Kinase Inhibitors to Treat Alopecia Areata

Project overview
Recent studies have shown the promising role of Janus Kinase (JAK) inhibitors in treating alopecia areata, an autoimmune disorder characterized by non-scarring hair loss and cessation of hair growth. 
This 2-page mock magazine spread seeks to elucidate how JAK inhibitors affect the JAK/STAT pathway, inhibiting T-cell proliferation and subsequent inflammation associated with the collapse of hair follicles' immune privilege seen in individuals with this condition. The "anatomy" of half of a JAK protein is clarified, along with how a JAK inhibitor, such as Ruxolitinib, binds in the active site of the JAK tyrosine kinase domain, inhibiting JAK's ability to phosphorylate other proteins in the JAK/STAT pathway.

Main References
Davis, R. R., & Schonbrunn, E. (2021). 6VGL - JAK2 JH1 in complex with ruxolitinib. RCSB PDB Protein Data Bank. https://www.rcsb.org/structure/6vgl

Divito, S. J., & Kupper, T. S. (2014). Inhibiting Janus kinases to treat alopecia areata. Nature Medicine, 20(9), 989-990.

Leroy, E., & Constantinescu, S. N. (2017). Rethinking JAK2 Inhibition: Towards Novel Strategies of More Specific and Versatile Janus Kinase Inhibition. Leukemia, 31(5), 1023–1038. 

Process work to come.

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Roles

Research, 3D modelling, illustration

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Audience

Educated lay public, molecular biology enthusiasts

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Tools & Resources:

RCSB PDB, VMD, Chimera, Autodesk Maya, Adobe Photoshop & Illustrator

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