Multifocal Ectopic Purkinje Premature Contractions due to neutralization of an SCN5A negative charge: structural insights into the gating pore hypothesis
Andrew Michael Glazer, Tao Yang, Bian Li, Dana A. Page, Mohamed A. Fouda, Yuko Wada, Megan Cummins Lancaster, Matthew J. O’Neill, Ayesha Muhammad, Xiaozhi Gao, Michael John Ackerman, Shubhayan Sanatani, Peter C. Ruben, Dan M. Roden
The paper identifies a novel SCN5A variant, E171Q, that creates a gating pore current by neutralizing a negative charge in the S2 helix, leading to MEPPC and altered voltage dependence.
bioRxiv · Feb 13, 2024 · PreprintGenetics