ERBB2 and neoplasm: Among the six tumors with 1p36.3 amplification, three were Basal-like, two were Her2-enriched, and one was Luminal A. Exclusive of tumors with copy number alterations, there was one tumor (Her2-enriched), with a truncating mutation in KLHL17, and one tumor with a missense mutation in PLEKHN1 (Basal-like).