Corticosteroid-Binding Globulin Deficiency, also known as transcortin deficiency, is related to chronic fatigue syndrome and pituitary-dependent cushing's disease, and has symptoms including fatigue and generalized fatigue. An important gene associated with Corticosteroid-Binding Globulin Deficiency is SERPINA6 (Serpin Family A Member 6), and among its related pathways/superpathways are Metabolism of steroids and Metabolism of steroid hormones. Affiliated tissues include adrenal gland and liver, and related phenotypes are hypotension and hypokalemia