Another TEX15 truncating mutation (c.8325G > A, Trp2775Ter, rs146619272) was identified in 7/247 (2.8%) of the Northern Finnish hereditary cases and it showed a borderline association with breast cancer (p = 0.063, OR = 2.7 and 95% CI = 1.1–6.8). Here, TEX15 is linked to breast cancer.