NCIt definition : Human ERBB3 wild-type allele is located within 12q13 and is approximately 23 kb in
length. This allele, which encodes receptor tyrosine-protein kinase erbB-3 protein,
is involved in the regulation of celullar proliferation and differentiation. Amplification
or overexpression of this gene, has been documented in several solid tumors and cancers,
including prostate, bladder, and breast.;