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Meta-Analysis
. 2014 Aug;46(8):826-36.
doi: 10.1038/ng.3014. Epub 2014 Jun 22.

Genetic association study of QT interval highlights role for calcium signaling pathways in myocardial repolarization

Dan E Arking  1 Sara L Pulit  2 Lia Crotti  3 Pim van der Harst  4 Patricia B Munroe  5 Tamara T Koopmann  6 Nona Sotoodehnia  7 Elizabeth J Rossin  8 Michael Morley  9 Xinchen Wang  10 Andrew D Johnson  11 Alicia Lundby  12 Daníel F Gudbjartsson  13 Peter A Noseworthy  14 Mark Eijgelsheim  15 Yuki Bradford  16 Kirill V Tarasov  17 Marcus Dörr  18 Martina Müller-Nurasyid  19 Annukka M Lahtinen  20 Ilja M Nolte  21 Albert Vernon Smith  22 Joshua C Bis  23 Aaron Isaacs  24 Stephen J Newhouse  25 Daniel S Evans  26 Wendy S Post  27 Daryl Waggott  28 Leo-Pekka Lyytikäinen  29 Andrew A Hicks  30 Lewin Eisele  31 David Ellinghaus  32 Caroline Hayward  33 Pau Navarro  33 Sheila Ulivi  34 Toshiko Tanaka  35 David J Tester  36 Stéphanie Chatel  37 Stefan Gustafsson  38 Meena Kumari  39 Richard W Morris  40 Åsa T Naluai  41 Sandosh Padmanabhan  42 Alexander Kluttig  43 Bernhard Strohmer  44 Andrie G Panayiotou  45 Maria Torres  46 Michael Knoflach  47 Jaroslav A Hubacek  48 Kamil Slowikowski  49 Soumya Raychaudhuri  50 Runjun D Kumar  51 Tamara B Harris  52 Lenore J Launer  52 Alan R Shuldiner  53 Alvaro Alonso  54 Joel S Bader  55 Georg Ehret  56 Hailiang Huang  8 W H Linda Kao  57 James B Strait  58 Peter W Macfarlane  59 Morris Brown  60 Mark J Caulfield  25 Nilesh J Samani  61 Florian Kronenberg  62 Johann Willeit  47 CARe ConsortiumCOGENT ConsortiumJ Gustav Smith  63 Karin H Greiser  64 Henriette Meyer Zu Schwabedissen  65 Karl Werdan  66 Massimo Carella  67 Leopoldo Zelante  67 Susan R Heckbert  68 Bruce M Psaty  69 Jerome I Rotter  70 Ivana Kolcic  71 Ozren Polašek  71 Alan F Wright  33 Maura Griffin  72 Mark J Daly  73 DCCT/EDICDavid O Arnar  74 Hilma Hólm  13 Unnur Thorsteinsdottir  13 eMERGE ConsortiumJoshua C Denny  75 Dan M Roden  76 Rebecca L Zuvich  16 Valur Emilsson  77 Andrew S Plump  78 Martin G Larson  79 Christopher J O'Donnell  80 Xiaoyan Yin  81 Marco Bobbo  82 Adamo P D'Adamo  83 Annamaria Iorio  82 Gianfranco Sinagra  82 Angel Carracedo  84 Steven R Cummings  26 Michael A Nalls  85 Antti Jula  86 Kimmo K Kontula  87 Annukka Marjamaa  20 Lasse Oikarinen  88 Markus Perola  89 Kimmo Porthan  88 Raimund Erbel  90 Per Hoffmann  91 Karl-Heinz Jöckel  31 Hagen Kälsch  90 Markus M Nöthen  92 HRGEN ConsortiumMarcel den Hoed  93 Ruth J F Loos  94 Dag S Thelle  95 Christian Gieger  96 Thomas Meitinger  97 Siegfried Perz  98 Annette Peters  99 Hanna Prucha  100 Moritz F Sinner  101 Melanie Waldenberger  102 Rudolf A de Boer  103 Lude Franke  104 Pieter A van der Vleuten  4 Britt Maria Beckmann  101 Eimo Martens  105 Abdennasser Bardai  6 Nynke Hofman  106 Arthur A M Wilde  107 Elijah R Behr  108 Chrysoula Dalageorgou  109 John R Giudicessi  110 Argelia Medeiros-Domingo  110 Julien Barc  111 Florence Kyndt  37 Vincent Probst  37 Alice Ghidoni  112 Roberto Insolia  112 Robert M Hamilton  113 Stephen W Scherer  114 Jeffrey Brandimarto  9 Kenneth Margulies  9 Christine E Moravec  9 Fabiola del Greco M  30 Christian Fuchsberger  115 Jeffrey R O'Connell  116 Wai K Lee  42 Graham C M Watt  117 Harry Campbell  118 Sarah H Wild  118 Nour E El Mokhtari  119 Norbert Frey  120 Folkert W Asselbergs  121 Irene Mateo Leach  103 Gerjan Navis  122 Maarten P van den Berg  103 Dirk J van Veldhuisen  103 Manolis Kellis  123 Bouwe P Krijthe  124 Oscar H Franco  124 Albert Hofman  124 Jan A Kors  125 André G Uitterlinden  126 Jacqueline C M Witteman  124 Lyudmyla Kedenko  127 Claudia Lamina  62 Ben A Oostra  15 Gonçalo R Abecasis  115 Edward G Lakatta  17 Antonella Mulas  128 Marco Orrú  128 David Schlessinger  129 Manuela Uda  128 Marcello R P Markus  130 Uwe Völker  131 Harold Snieder  21 Timothy D Spector  132 Johan Ärnlöv  133 Lars Lind  134 Johan Sundström  134 Ann-Christine Syvänen  135 Mika Kivimaki  39 Mika Kähönen  136 Nina Mononen  29 Olli T Raitakari  137 Jorma S Viikari  138 Vera Adamkova  48 Stefan Kiechl  47 Maria Brion  139 Andrew N Nicolaides  140 Bernhard Paulweber  127 Johannes Haerting  43 Anna F Dominiczak  42 Fredrik Nyberg  141 Peter H Whincup  142 Aroon D Hingorani  39 Jean-Jacques Schott  37 Connie R Bezzina  6 Erik Ingelsson  143 Luigi Ferrucci  35 Paolo Gasparini  83 James F Wilson  118 Igor Rudan  118 Andre Franke  32 Thomas W Mühleisen  144 Peter P Pramstaller  145 Terho J Lehtimäki  29 Andrew D Paterson  146 Afshin Parsa  116 Yongmei Liu  147 Cornelia M van Duijn  15 David S Siscovick  148 Vilmundur Gudnason  22 Yalda Jamshidi  149 Veikko Salomaa  86 Stephan B Felix  18 Serena Sanna  128 Marylyn D Ritchie  150 Bruno H Stricker  151 Kari Stefansson  152 Laurie A Boyer  153 Thomas P Cappola  9 Jesper V Olsen  154 Kasper Lage  155 Peter J Schwartz  156 Stefan Kääb  157 Aravinda Chakravarti  56 Michael J Ackerman  158 Arne Pfeufer  159 Paul I W de Bakker  160 Christopher Newton-Cheh  161
Affiliations
Meta-Analysis

Genetic association study of QT interval highlights role for calcium signaling pathways in myocardial repolarization

Dan E Arking et al. Nat Genet. 2014 Aug.

Abstract

The QT interval, an electrocardiographic measure reflecting myocardial repolarization, is a heritable trait. QT prolongation is a risk factor for ventricular arrhythmias and sudden cardiac death (SCD) and could indicate the presence of the potentially lethal mendelian long-QT syndrome (LQTS). Using a genome-wide association and replication study in up to 100,000 individuals, we identified 35 common variant loci associated with QT interval that collectively explain ∼8-10% of QT-interval variation and highlight the importance of calcium regulation in myocardial repolarization. Rare variant analysis of 6 new QT interval-associated loci in 298 unrelated probands with LQTS identified coding variants not found in controls but of uncertain causality and therefore requiring validation. Several newly identified loci encode proteins that physically interact with other recognized repolarization proteins. Our integration of common variant association, expression and orthogonal protein-protein interaction screens provides new insights into cardiac electrophysiology and identifies new candidate genes for ventricular arrhythmias, LQTS and SCD.

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Figures

Figure 1
Figure 1
Genome-wide association results for GWAS meta, annotated with gene names. Shown are association results from meta-analysis of QT interval GWAS in 76,198 individuals of European ancestry across 22 autosomes. Loci meeting P < 5×10-8 upon meta-analysis with replication data are annotated for novel (large font) and previously reported (small font) loci. Nearest genes are used for annotation but the causal gene at any given locus is unknown.

References

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    1. Newton-Cheh C, et al. QT interval is a heritable quantitative trait with evidence of linkage to chromosome 3 in a genome-wide linkage analysis: The Framingham Heart Study. Heart rhythm : the official journal of the Heart Rhythm Society. 2005;2:277–84. - PubMed
    1. Newton-Cheh C, et al. Common variants at ten loci influence QT interval duration in the QTGEN Study. Nature genetics. 2009;41:399–406. - PMC - PubMed
    1. Pfeufer A, et al. Common variants at ten loci modulate the QT interval duration in the QTSCD Study. Nat Genet. 2009;41:407–14. - PMC - PubMed
    1. Arking DE, et al. A common genetic variant in the NOS1 regulator NOS1AP modulates cardiac repolarization. Nature genetics. 2006;38:644–51. - PubMed

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