A caucasoid pedigree demonstrating the transmission of a Gm 1,2,17;5,13,14 haplotype.

SUMMARY Data illustrating the inheritance of a Gm1, 2, 17; 5, 13, 14 haplotype in a Caucasian family are presented. The mother and two children are heterozygous for this unusual haplotype. The possible origin of the haplotype is discussed.