Bronchiectasis 1 is related to bronchiectasis and barrett esophagus. An important gene associated with Bronchiectasis 1 is EQTN (Equatorin), and among its related pathways/superpathways is Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell. Affiliated tissues include lung and thyroid, and related phenotype is Decreased POU5F1-GFP protein expression.