Mutations in the remaining FA genes, FANCI, BRIP1 (FANCJ), FANCL, FANCM, PALB2 (FANCN), RAD51C (FANCO), SLX4 (FANCP), ERCC4 (FANCQ), BRCA1 (FANCS), and the recently reported RAD51(FANCR) and UBE2T (FANCT), contribute to <5 % of FA cases, combined [5, 17]. The gene discussed is FANCA; the disease is Friedreich ataxia.