. _:vb50945223 . _:vb50945223 . "A pure hair and nail ectodermal dysplasia that has_material_basis_in homozygous or compound heterozygous mutation in KRT85 on chromosome 12q13.13."^^ . . _:vb50945223 . "ectodermal dysplasia 4"^^ . "ECTD4"@en . . "DOID:0111658"^^ . "OMIM:602032"^^ . "disease_ontology"^^ . _:vb50945223 . _:vb50945223 . . "ectodermal dysplasia 4, hair/nail type"@en .