KIF15 and idiopathic pulmonary fibrosis: The sentinel variant (rs78238620)of the novel signal on chromosome 3 was a low-frequency variant(MAF = 5%) in an intron of KIF15 with the minorallele being associated with increased susceptibility to IPF and decreasedexpression of KIF15 in brain tissue and the nearby geneTMEM42 in thyroid (31)(Figure E7 and Tables E2 and E3i).