Minimally deleted region of del(11)(q22.3) and del(17p13). (A) The smallest deletion in 11q22.3 has a size of 78.5 kb and is located within the ATM locus. (B) Involvement of the TP53 locus in all 17p-deleted patients except 2. The 2 deletions not encompassing TP53 are small deletions on 17p13.3 (*) and 17p13.2 (**).