XpcB1, mus208B1, mus211B2 has chemical sensitive phenotype
mus208B1 mus210B1 mus211B2 triple homozygotes show 88% viability compared to controls. mus208B1 mus210B1 mus211B2 triple homozygotes are sensitive to MMS, ethyl methanesulfonate, N-nitrosodimethylamine, diethylnitrosamine, nitrosomethyl urea and N-methyl-N'-nitro-N-nitrosoguanidine, formaldehyde, cyclophosphamide, diepoxybutane, benzoapyrene, benzoepyrene and hexamethylphosphoramide compared to controls.