Letter APDS Actin polymerisation Actins Adaptor Proteins, Signal Transducing Antibody deficiency B-Cell CLL-Lymphoma 10 Protein BCL10 BCL10 protein, human CARD Signaling Adaptor Proteins CBM complex Case Reports Caspases Class Ia Phosphatidylinositol 3-Kinase Combined immunodeficiency EC 2.7.1.- EC 2.7.1.137 EC 3.4.22.- FCγR Immunophenotyping MALT1 protein, human Mucosa-Associated Lymphoid Tissue Lymphoma Translocation 1 Protein NF-kappa B Neoplasm Proteins PIK3R1 PIK3R1 protein, human Primary immunodeficiency Receptors, IgG Research Support, Non-U.S. Gov't Whole-exome sequencing