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http://purl.uniprot.org/citations/30033219http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/30033219http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/30033219http://www.w3.org/2000/01/rdf-schema#comment"Cadherin-23 (CDH23) is an essential component of hair-cell tip links, fine filaments that mediate inner-ear mechanotransduction. The extracellular domain of CDH23 forms about three-fourths of the tip link with 27 extracellular cadherin (EC) repeats that are structurally similar but not identical to each other. Calcium (Ca2+) coordination at the EC linker regions is key for tip-link elasticity and function. There are ∼116 sites in CDH23 affected by deafness-causing mutations, many of which alter conserved Ca2+-binding residues. Here we present crystal structures showing 18 CDH23 EC repeats, including the most and least conserved, a fragment carrying disease mutations, and EC repeats with non-canonical Ca2+-binding motif sequences and unusual secondary structure. Complementary experiments show deafness mutations' effects on stability and affinity for Ca2+. Additionally, a model of nine contiguous CDH23 EC repeats reveals helicity and potential parallel dimerization faces. Overall, our studies provide detailed structural insight into CDH23 function in mechanotransduction."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.org/dc/terms/identifier"doi:10.1016/j.str.2018.06.003"xsd:string
http://purl.uniprot.org/citations/30033219http://purl.org/dc/terms/identifier"doi:10.1016/j.str.2018.06.003"xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Chen C."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Chen C."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Sotomayor M."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Sotomayor M."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"De-la-Torre P."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"De-la-Torre P."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Jaiganesh A."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Jaiganesh A."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Patel A.A."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Patel A.A."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Termine D.J."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Termine D.J."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Velez-Cortes F."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/author"Velez-Cortes F."xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/date"2018"xsd:gYear
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/date"2018"xsd:gYear
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/name"Structure"xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/name"Structure"xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/pages"1210-1225.e4"xsd:string
http://purl.uniprot.org/citations/30033219http://purl.uniprot.org/core/pages"1210-1225.e4"xsd:string