LAT and severe combined immunodeficiency due to LAT deficiency: Among these, four genes are associated with autosomal recessive disorders: ATP2A1 with Brody myopathy (OMIM: 601003), TUFM with combined oxidative phosphorylation deficiency 4 (OMIM: 610678), and both CD19 and LAT with common variable immunodeficiency 3 (OMIM: 613493) and immunodeficiency 52 (OMIM: 617514), respectively.