TNFSF11 and cranioectodermal dysplasia: This TNFSF11 transversion was not found in dbSNP (SNP Database),(54) nor was it reported in several association studies of RANKL polymorphisms.(55–57) However, we found it in 4 of 134 TNFSF11 alleles (3.0%) tested randomly among our patients and family members who did not have skeletal disorders resembling CED.(58)