SOX5 and atrial fibrillation: Moreover, Sanger sequencing examination of the entire coding regions and splicing donors/acceptors of SOX5 was implemented in all the research participants utilizing the primer pairs presented in Table 3, which confirmed that the variation of NM_006940.6: c.355C>T; p.(Gln119*) in SOX5 was shared by all the AF family members but by none of the unaffected family members of Pedigree AF-001.