NCIt definition : Human GPC3 wild-type allele is located in the vicinity of Xq26.1 and is approximately
622 kb in length. This allele, which encodes glypican-3 protein, plays a role in the
modulation of cellular interactions with extracellular proteoglycans. Mutation of
the gene is associated with Simpson-Golabi-Behmel syndrome and Wilms tumor.;