{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,8]],"date-time":"2025-11-08T22:59:08Z","timestamp":1762642748063,"version":"build-2065373602"},"reference-count":42,"publisher":"BMJ","issue":"4","license":[{"start":{"date-parts":[[2022,8,29]],"date-time":"2022-08-29T00:00:00Z","timestamp":1661731200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["J Med Genet"],"accepted":{"date-parts":[[2022,8,10]]},"published-print":{"date-parts":[[2023,4]]},"abstract":"<jats:sec>\n                  <jats:title>Background<\/jats:title>\n                  <jats:p>Monogenic disorders are estimated to account for 10%\u201312% of patients with kidney failure. We report the unexpected finding of an unusual uromodulin <jats:italic>(UMOD)<\/jats:italic> variant in multiple pedigrees within the British population and demonstrate a shared haplotype indicative of an ancestral variant.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Methods<\/jats:title>\n                  <jats:p>Probands from 12 apparently unrelated pedigrees with a family history of kidney failure within a geographically contiguous UK region were shown to be heterozygous for a pathogenic variant of <jats:italic>UMOD<\/jats:italic> c.278_289delTCTGCCCCGAAG insCCGCCTCCT.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>A total of 88 clinically affected individuals were identified, all born in the UK and of white British ethnicity. 20 other individuals with the variant were identified in the UK 100,000 Genomes (100K) Project and 9 from UK Biobank (UKBB). A common extended haplotype was present in 5 of the UKBB individuals who underwent genome sequencing which was only present in &lt;1 in 5000 of UKBB controls. Significantly, rare variants (&lt;1 in 250 general population) identified within 1 Mb of the <jats:italic>UMOD<\/jats:italic> variant by genome sequencing were detected in all of the 100K individuals, indicative of an extended shared haplotype.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusion<\/jats:title>\n                  <jats:p>Our data confirm a likely founder <jats:italic>UMOD<\/jats:italic> variant with a wide geographical distribution within the UK. It should be suspected in cases of unexplained familial nephropathy presenting in patients of white British ancestry.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1136\/jmg-2022-108704","type":"journal-article","created":{"date-parts":[[2022,8,29]],"date-time":"2022-08-29T13:26:20Z","timestamp":1661779580000},"page":"397-405","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":6,"title":["A founder <i>UMOD<\/i> variant is a common cause of hereditary nephropathy in the British population"],"prefix":"10.1136","volume":"60","author":[{"given":"Manoj K","family":"Valluru","sequence":"first","affiliation":[{"name":"Academic Nephrology Unit, Department of Infection, Immunity and Cardiovascular Disease, The University of Sheffield Medical School, Sheffield, UK"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Noelle KX","family":"Chung","sequence":"additional","affiliation":[{"name":"Academic Nephrology Unit, 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