NCIt definition : Human TNXB wild-type allele is located within 6p21.33-p21.32 and is approximately
74 kb in length. This allele, which encodes tenascin-X protein, is involved in the
negative regulation of cell migration and the promotion of collagen fibril formation.
Mutations in the gene are associated with classic-like Ehlers-Danlos syndrome 1 and
vesicoureteral reflux 8.;