The PRSS3 gene is located on the locus of T-cell receptor beta variable orphan on chromosome 9 ‘[cytogenetic location: 9p13.3; genomic coordinates (GRCh37/hg19) 33750677-33799229] and is associated with thyroiditis and Rickettsialpox (37, 38). The gene discussed is PRSS3; the disease is thyroiditis.