GJB6 and Hodgkins lymphoma: Other genetic alterations found in non-syndromic HL patients are deletions on the gene connected to conexin 30 (GJB6-Cx30), del (GJB6 - D13S1830) and del (GJB6 - D13S1854), as well as mutation A1555G on mitochondrial gene 12SrRNA22, 23, 24.