Members of the 'frizzled' gene family encode 7-transmembrane domain proteins that are receptors for Wnt signaling proteins. The FZD7 protein contains an N-terminal signal sequence, 10 cysteine residues typical of the cysteine-rich extracellular domain of Fz family members, 7 putative transmembrane domains, and an intracellular C-terminal tail with a PDZ domain-binding motif. FZD7 gene expression may downregulate APC function and enhance beta-catenin-mediated signals in poorly differentiated human esophageal carcinomas.[7]
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Vincan E, Darcy PK, Smyth MJ, et al. (2005). "Frizzled-7 receptor ectodomain expression in a colon cancer cell line induces morphological change and attenuates tumor growth".Differentiation.73 (4):142–53.doi:10.1111/j.1432-0436.2005.00015.x.PMID15901282.
Struewing IT, Barnett CD, Zhang W, et al. (2007). "Frizzled-7 turnover at the plasma membrane is regulated by cell density and the Ca(2+) -dependent protease calpain-1".Exp. Cell Res.313 (16):3526–41.doi:10.1016/j.yexcr.2007.07.012.PMID17716656.
"Frizzled Receptors: FZD7".IUPHAR Database of Receptors and Ion Channels. International Union of Basic and Clinical Pharmacology. Archived fromthe original on 2016-03-03. Retrieved2008-12-04.