{"doi":"10.1101/2024.03.17.24303374","title":"Recessive variants in the intergenic <i>NOS1AP-C1orf226</i> locus cause monogenic kidney disease responsive to anti-proteinuric treatment","abstract":"ABSTRACT In genetic disease, an accurate expression landscape of disease genes and faithful animal models will enable precise genetic diagnoses and therapeutic discoveries, respectively. We previously discovered that variants in NOS1AP , encoding nitric oxide synthase 1 (NOS1) adaptor protein, cause monogenic nephrotic syndrome (NS). Here, we determined that an intergenic splice product of N OS1AP / Nos1ap and neighboring C1orf226/Gm7694 , which precludes NOS1 binding, is the predominant isoform in mammalian kidney transcriptional and proteomic data. Gm7694 -/- mice, whose allele exclusively disrupts the intergenic product, developed NS phenotypes. In two human NS subjects, we identified causative NOS1AP splice variants, including one predicted to abrogate intergenic splicing but initially misclassified as benign based on the canonical transcript. Finally, by modifying genetic background, we generated a faithful mouse model of NOS1AP -associated NS, which responded to anti-proteinuric treatment. This study highlights the importance of intergenic splicing and a potential treatment avenue in a mendelian disorder.","journal":"medRxiv","year":2024,"id":488148,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":2,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9434,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2024-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":693731,"name":"Daanya Salmanullah","orcid":"0000-0003-4219-6833","position":1,"is_corresponding":false},{"id":1332625,"name":"Lorrin Liang","orcid":"0000-0002-8365-9833","position":2,"is_corresponding":false},{"id":1332935,"name":"Victoria C. 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Gomez","orcid":"0000-0003-3522-623X","position":17,"is_corresponding":false},{"id":305349,"name":"Michelle T. McNulty","orcid":"0000-0002-2080-0940","position":18,"is_corresponding":false},{"id":242627,"name":"Matthew G. Sampson","orcid":"0000-0001-9560-076X","position":19,"is_corresponding":false},{"id":719038,"name":"Mohamed H. Al‐Hamed","orcid":"0000-0002-7207-6122","position":20,"is_corresponding":false},{"id":1332627,"name":"Mohammed Saleh","orcid":"0000-0003-4869-9853","position":21,"is_corresponding":false},{"id":437318,"name":"Mohamed Shalaby","orcid":"0000-0001-9933-5617","position":22,"is_corresponding":false},{"id":396869,"name":"Jameela A. Kari","orcid":"0000-0001-7628-8926","position":23,"is_corresponding":false},{"id":1332628,"name":"J. Paul Fawcett","orcid":"0000-0003-0043-2164","position":24,"is_corresponding":false},{"id":437314,"name":"Amar J. 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