Functional characterization of the 9q34.13 locus identifies RAPGEF1 as modulating risk for melanoma and nevi via RAS activation
Rohit Thakur, Mai Xu, Alexandra M. Thornock, Joshuah Yon, Samuel Anyaso-Samuel, Martin Lauss, Thomas Rehling, Linh T. Bui, Hayley Sowards, Gerard Duncan, Lea Jessop, Timothy Myers, Raj Chari, Erping Long, Karen M. Funderburk, , Kevin M. Brown
This study identifies RAPGEF1 as a gene modulating melanoma and nevi risk through RAS activation, using fine-mapping, expression data, and functional assays.
bioRxiv · Feb 9, 2026 · PreprintGenetics