Table 1

PCR and FISH data in linear order from the 15q11-q13 region

D15S1035D15S541D15S542D15S543D15S11D15S817D15S63D15S128MN1SNRPND15S122D15S210D15S113GABRB3GABRA5D15S822D15S156D15S219D15S217D15S165
*Paternal duplication status; †paternal deletion status; ‡deletion inferred by proximal and distal loci status; §biparental (normal) inheritance.
(-) = deletion status determined by FISH.
Mother1,42,42,32,22,22,42,33,31,11,13,41,31,31,22,21,31,21,21,3
PWS proband3,4,5*2,3,4*3,4,5*2,2 or 2,-2 (-)4†2†3†1‡(-)1†4†3‡3 (-)2†2†3,3 or 3,-2,2 or 2,-1,1 or 1,-2,3§
Father1,3,51,2,31,4,51,21,21,31,31,21,22,21,22,32,33,31,32,32,21,12,3
Sib 11,11,2
Sib 21,11,2
Paternal uncle 11,3,51,2
Paternal uncle 22,3,51,2