Hypercholesterolemia, Familial, 1, also known as hypercholesterolemia, is related to hypercholesterolemia, familial, 2 and hypercholesterolemia, familial, 4. An important gene associated with Hypercholesterolemia, Familial, 1 is LDLR (Low Density Lipoprotein Receptor), and among its related pathways/superpathways are Transport of inorganic cations/anions and amino acids/oligopeptides and Metabolism of water-soluble vitamins and cofactors. The drugs Perindopril and Thrombin have been mentioned in the context of this disorder. Affiliated tissues include heart and endothelial, and related phenotypes are increased ldl cholesterol concentration and coronary artery atherosclerosis