Xeroderma Pigmentosum, Complementation Group G,又称Xeroderma pigmentosum, group g,与Xeroderma pigmentosum, complementation group a和皮肤癌有关。Xeroderma Pigmentosum, Complementation Group G相关的重要基因是ERCC5(ERCC Excision Repair 5, Endonuclease),其相关通路/超级通路包括同源导向修复和转录耦联核酸切除修复(TC-NER)。相关组织包括皮肤和大脑,相关表型为痉挛和共济失调。