SCN1B and ocular melanoma: Other candidate genes found to associate to OM include the mucins14, 15, 25, SCN1B (Sodium channel subunit beta-1)15, SERPINE1 (serpin peptidase inhibitor, clade E (nexin, plasminogen activator inhibitor type 1), member 1, also known as PAI1)7, SLC11A1 (Solute carrier family 11, Member 1)25, CPT1A (Carnitine palmitoyltransferase I, liver)26, and the HVRII region of mitochondrial DNA26.