Warren J. Leonard, Nima Rezaei, Kathryn Payne, Isabelle Meyts, Laurent Abel, Cindy S. Ma, Marianne Leruez-Ville, Janet Chou, Alain Hovnanian, Jian-Xin Lin, Simon J. Pelham, Danielle T. Avery, Matthieu Bouaziz, Bethany Pillay, Tanwir Habib, Anne Puel, Sevgi Keles, Juan Li, Isabelle Pellier, Jamel El-Benna, Bernhard Fleckenstein, Ahmet Ozen, Vivien Béziat, Ingrid Müller-Fleckenstein, Damien Chaussabel, Samaneh Zoghi, Yi Wang, Paul Gray, Matthias Titeux, Yoann Zerbib, Talal A. Chatila, Marie-Alexandra Alyanakian, Capucine Picard, Orli Wargon, Ayper Somer, Marie-Olivia Chandesris, Thibaut Leclercq, Ibtihal Benhsaien, Aziz Belkadi, Jean-Laurent Casanova, Romain Lévy, Peng Li, Geetha Rao, Ai Ing Lim, James P. Di Santo, Nico Marr, Sylvie Fraitag, Frédégonde About, Elissa K. Deenick, Bertrand Boisson, Jacinta Bustamante, Mélanie Migaud, Bodo Grimbacher, Aziz Bousfiha, Fatima Ailal, Safa Baris, Antoine Guérin, Stuart G. Tangye, Romain Guery, Ning Du, Vimel Rattina, Imagine - Institut des maladies génétiques (IMAGINE - U1163), Centre National de la Recherche Scientifique (CNRS)-Université Paris Descartes - Paris 5 (UPD5)-Institut National de la Santé et de la Recherche Médicale (INSERM), Rockefeller University [New York], National Institutes of Health [Bethesda] (NIH), Garvan Institute of Medical Research [Darlinghurst, Australia], University of New South Wales [Sydney] (UNSW), CHU Ibn Rochd [Casablanca], Université Hassan II [Casablanca] (UH2MC), Service d'Immuno-Hémato-Oncologie Pédiatrique, Centre Hospitalier Universitaire d'Angers (CHU Angers), PRES Université Nantes Angers Le Mans (UNAM)-PRES Université Nantes Angers Le Mans (UNAM), Shahid Beheshti University of Medical Sciences [Tehran] (SBUMS), Shahid Beheshti University, Universal Scientific Education and Research Network (USERN), Marmara University [Kadıköy - İstanbul], Necmettin Erbakan University [Konya, Turquie], Immunité Innée, Institut Pasteur [Paris]-Institut National de la Santé et de la Recherche Médicale (INSERM), Harvard Medical School [Boston] (HMS), Boston Children's Hospital, Centre d'infectiologie Necker-Pasteur [CHU Necker], CHU Necker - Enfants Malades [AP-HP], Sidra Medicine, Centre de recherche sur l'Inflammation (CRI (UMR_S_1149 / ERL_8252 / U1149)), Institut National de la Santé et de la Recherche Médicale (INSERM)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Diderot - Paris 7 (UPD7), Freiburg University Medical Center, Sydney children's hospital, Centre de Référence Déficits Immunitaires Héréditaires (CEREDIH), Assistance publique - Hôpitaux de Paris (AP-HP) (APHP)-CHU Necker - Enfants Malades [AP-HP], Friedrich-Alexander Universität Erlangen-Nürnberg (FAU), Genetic skin diseases : from disease mechanism to therapies (Equipe Inserm U1163), Centre National de la Recherche Scientifique (CNRS)-Université Paris Descartes - Paris 5 (UPD5)-Institut National de la Santé et de la Recherche Médicale (INSERM)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Descartes - Paris 5 (UPD5)-Institut National de la Santé et de la Recherche Médicale (INSERM), Service de pathologie [CHU Necker], Service d'immuno-hématologie pédiatrique [CHU Necker], Laboratoire de Virologie [CHU Necker], Université Paris Descartes - Paris 5 (UPD5), Centre d'étude des Déficits Immunitaires, University Hospitals Leuven [Leuven], Catholic University of Leuven - Katholieke Universiteit Leuven (KU Leuven), Istanbul University, Research Center for Immunodeficiencies [Tehran, Iran], Tehran University of Medical Sciences (TUMS), University of New South Wales [Canberra Campus] (UNSW), Howard Hughes Medical Institute [New York], New York University School of Medicine, NYU System (NYU)-NYU System (NYU)-Rockefeller University [New York]-Columbia University Irving Medical Center (CUIMC), This work was supported by grants from INSERM, Paris Descartes University, Laboratoire d’Excellence Integrative Biology of Emerging Infectious Diseases (ANR-10-LABX-62-IBEID), the Jeffrey Modell Foundation Translational Research Program, the French National Research Agency (ANR, grant nos. GENCMCD-ANR-11-BSV3–005-01, HGDIFD-ANR-14-CE15-0006-01, NKIR-ANR-13-PDOC-0025-01, and EURO-CMC-ANR-14-RARE-0005-02), and grants awarded under the 'Investissement d’avenir' program (grant no. ANR-10-IAHU-01), the National Institute of Allergy and Infectious Diseases of the NIH (grant nos. U01AI109697 and R01AI127564), the Rockefeller University, the Howard Hughes Medical Institute, the St. Giles Foundation, the Institut Pasteur, and FP7, under grant agreements 305578 (PathCO) and 317057 (HOMIN). We thank the Centre de Recherche Translationnelle (Institut Pasteur) for technical assistance. V.B. is supported by the ANR (grant no. NKIR-ANR-13-PDOC-0025-01). R.L. is supported by the INSERM Ph.D. program (Poste d’Accueil INSERM), a Fulbright grant (Franco-American commission), and a Philippe Foundation scholarship. Y.Z. received the 'médaille d’or du Centre Hospitalier Universitaire d’Amiens.' Y.W. is supported by the French National Agency for Research on AIDS and Viral Hepatitis (ANRS, grant no. 13318). F. About holds a fellowship from Fondation pour la Recherche Médicale (FRM, grant no. FDM20140630671). A.G. is supported by an IFNGPHOX grant (no. ANR13-ISV3-0001-01) from ANR. B.G. was funded by BMBF (German Federal Ministry of Education and Research) grants 01E01303 and 01ZX1306F. I.M. is supported by a klinische onderzoeks-en opleidingsraad (clinical research council) grant from UZ Leuven, a klinisch onderzoeksfonds (clinical research fund) grant from KU Leuven, and an International Mobility Grant from Fonds voor Wetenschappelijk Onderzoek (fund for scientific research) Vlaanderen. C.S.M., E.K.D., and S.G.T. are supported by grants and fellowships from the National Health and Medical Research Council of Australia. C.S.M., P.G., E.K.D., and S.G.T. are members of CIRCA (Clinical Immunogenomics Research Consortia Australia), which is funded by the Office of Health and Medical Research of the NSW Government, the Jeffrey Modell Foundation, and the John Cook Brown Foundation. A.I.L. is a scholar of the Pasteur-Paris University International Ph.D. program and is supported by a Ph.D. International Training Network grant from the European Union’s Seventh Framework Program under grant agreement no. 317057 (HOMIN). T.A.C. was supported by a grant from the National Institute of Allergy and Infectious Diseases of the NIH (5R01AI065617). S.K. was supported by a grant from the Scientific and Technological Research Council of Turkey (1059B191300622). J.-X.L., P.L., N.D., and W.J.L. were supported by the Division of Intramural Research, National Heart, Lung, and Blood Institute, NIH. A.P. was supported by an AP-HP interface contract., We thank the patients and their families for participating in this study. We thank J. E. Darnell and C. Mertens for advice and for providing reagents. We thank the members of the laboratory, especially F. Jabot-Hanin and V. Pedergnana, for their valuable input on linkage analysis, L. Amar, Y. Nemirovskaya, D. Papandrea, E. Anderson, M. Woollett, C. Desvallées, C. Patissier, and M. Corrias for administrative assistance, E. Jouanguy and Y. Itan for helpful discussions, S. Boucherit for clinical data collection, S. Jacques and the Cochin genomics platform for microarray experiments, and N. Goudin and R. Desveaux of the Necker Institute Imaging Facility., Université Paris Descartes - Paris 5 (UPD5)-Institut National de la Santé et de la Recherche Médicale (INSERM), Garvan Institute of medical research, Immunité Innée - Innate Immunity, Institut Pasteur [Paris] (IP)-Institut National de la Santé et de la Recherche Médicale (INSERM), Institut Pasteur [Paris] (IP)-CHU Necker - Enfants Malades [AP-HP], Assistance publique - Hôpitaux de Paris (AP-HP) (AP-HP)-Assistance publique - Hôpitaux de Paris (AP-HP) (AP-HP), Sidra Medicine [Doha, Qatar], Université Paris Diderot - Paris 7 (UPD7)-Institut National de la Santé et de la Recherche Médicale (INSERM)-Centre National de la Recherche Scientifique (CNRS), Universitäts Klinikum Freiburg = University Medical Center Freiburg (Uniklinik), Sydney Children's hospital, Assistance publique - Hôpitaux de Paris (AP-HP) (AP-HP)-CHU Necker - Enfants Malades [AP-HP], Assistance publique - Hôpitaux de Paris (AP-HP) (AP-HP), Université Paris Descartes - Paris 5 (UPD5)-Institut National de la Santé et de la Recherche Médicale (INSERM)-Université Paris Descartes - Paris 5 (UPD5)-Institut National de la Santé et de la Recherche Médicale (INSERM), Howard Hughes Medical Institute [New York] (HHMI), Howard Hughes Medical Institute (HHMI)-New York University School of Medicine, Institut Pasteur [Paris]-CHU Necker - Enfants Malades [AP-HP], Beziat, Vivien, Li, Juan, Lin, Jian-Xin, Ma, Cindy S., Li, Peng, Bousfiha, Aziz, Pellier, Isabelle, Zoghi, Samaneh, Baris, Safa, Keles, Sevgi, Gray, Paul, Du, Ning, Wang, Yi, Zerbib, Yoann, Levy, Romain, Leclercq, Thibaut, About, Fredegonde, Lim, Ai Ing, Rao, Geetha, Payne, Kathryn, Pelham, Simon J., Avery, Danielle T., Deenick, Elissa K., Pillay, Bethany, Chou, Janet, Guery, Romain, Belkadi, Aziz, Guerin, Antoine, Migaud, Melanie, Rattina, Vimel, Ailal, Fatima, Benhsaien, Ibtihal, Bouaziz, Matthieu, Habib, Tanwir, Chaussabel, Damien, Marr, Nico, El-Benna, Jamel, Grimbacher, Bodo, Wargon, Orli, Bustamante, Jacinta, Boisson, Bertrand, Mueller-Fleckenstein, Ingrid, Fleckenstein, Bernhard, Chandesris, Marie-Olivia, Titeux, Matthias, Fraitag, Sylvie, Alyanakian, Marie-Alexandra, Leruez-Ville, Marianne, Picard, Capucine, Meyts, Isabelle, Di Santo, James P., Hovnanian, Alain, Somer, Ayper, Ozen, Ahmet, Rezaei, Nima, Chatila, Talal A., Abel, Laurent, Leonard, Warren J., Tangye, Stuart G., Puel, Anne, and Casanova, Jean-Laurent