@article {cite-key,
	title = {The Frizzled CRD domain is conserved in diverse proteins including several receptor tyrosine kinases.},
	journal = {Curr Biol},
	volume = {8},
	number = {12},
	year = {1998},
	month = {Jun},
	pages = {R405-6},
	issn = {0960-9822 (Print); 0960-9822 (Linking)},
	author = {Xu, Y K and Nusse, R}
}
