Sequence analyses of genomic DNA.

(A) Results of a fragment around G757 in families V, A, and T. (B) Results of a fragment around C434 in family W and a fragment around G535 in family O. (C) Results of a fragment around G149 and a fragment around C194 in family Am. (D) Results of a fragment around T716 and a fragment around the intron 4/exon 5 boundary in family L.