TABLE 1.

Human cell lines used in this study

Cell type	Cell line	Phenotype	Origin	XP-D causative mutation	Reference
Primary human fibroblasts	XP8BR	XP-D/CS	United Kingdom	G675R	8
	XPCS2	XP-D/CS	France	G602D	36
	XP1JI	XP-D/CS	Japan	G47R	14a
	XPCS1PV	XP-D/CS	Spain	R666W	This paper
	XPCS118LV	XP-D/CS	Belgium	R666W	This paper
	XP1NE	XP-D/CS (?)	United Kingdom	G47R	37
	CS4BR	CS	United Kingdom
	XP1BR	XP-D	United Kingdom	R683W	37
	1BR3	Normal	United Kingdom
Immortalized human fibroblasts	XP8BR-hTert	XP-D/CS	United Kingdom	G675R	8
	1604-hTert	Normal	United Kingdom
Primary mouse fibroblasts		Normal
		TTD		R722W	11
		XP-D/CS		G602D	Andressoo et al., submitted
		XP-D/CS		G602D (xpa del exons 3 and 4)
		XP-A