KEGG   DISEASE: Nonsyndromic congenital nail disorder
Entry
H01307                      Disease                                
Name
Nonsyndromic congenital nail disorder
  Subgroup
Anonychia congenita [DS:H00683]
Description
Nonsyndromic congenital nail disorder (NDNC) is rare and has been reported in only a small number of families. There is a variable expression of nail phenotypes among individuals. It has been identified that mutations in the RSPO4 and FZD6, components of the Wnt pathway, cause hypoplastic nail disorders. Hereditary leukonychia is caused by mutations in PLCD1. Defects in COL7A1 can cause heterogeneous clinical phenotypes extending from simple toe-nail dystrophy without skin fragility to typical dominant dystrophic epidermolysis bullosa.
Category
Skin disease
Brite
Human diseases in ICD-11 classification [BR:br08403]
 14 Diseases of the skin
  Genetic and developmental disorders affecting the skin
   EC22  Genetic defects of nails or nail growth
    H01307  Nonsyndromic congenital nail disorder
Pathway-based classification of diseases [BR:br08402]
 Signal transduction
  nt06505  WNT signaling
   H01307  Nonsyndromic congenital nail disorder
  nt06528  Calcium signaling
   H01307  Nonsyndromic congenital nail disorder
Pathway
hsa04310  Wnt signaling pathway
hsa04020  Calcium signaling pathway
Network
nt06505 WNT signaling
nt06528 Calcium signaling
Gene
(NDNC1) FZD6 [HSA:8323] [KO:K02376]
(NDNC3) PLCD1 [HSA:5333] [KO:K05857]
(NDNC4) RSPO4 [HSA:343637] [KO:K23099]
(NDNC8) COL7A1 [HSA:1294] [KO:K16628]
Comment
Defects in RSPO4 are the cause of Anonychia congenita. [DS:H00683]
Dominant dystrophic epidermolysis bullosa is described in H00587. [DS:H00587]
Other DBs
ICD-11: EC22.0
OMIM: 161050 151600 206800 607523
Reference
PMID:22211385 (NDNC1)
  Authors
Naz G, Pasternack SM, Perrin C, Mattheisen M, Refke M, Khan S, Gul A, Simons M, Ahmad W, Betz RC
  Title
FZD6 encoding the Wnt receptor frizzled 6 is mutated in autosomal-recessive nail dysplasia.
  Journal
Br J Dermatol 166:1088-94 (2012)
DOI:10.1111/j.1365-2133.2011.10800.x
Reference
PMID:21665001 (NDNC3)
  Authors
Kiuru M, Kurban M, Itoh M, Petukhova L, Shimomura Y, Wajid M, Christiano AM
  Title
Hereditary leukonychia, or porcelain nails, resulting from mutations in PLCD1.
  Journal
Am J Hum Genet 88:839-44 (2011)
DOI:10.1016/j.ajhg.2011.05.014
Reference
PMID:17041604 (NDNC4)
  Authors
Blaydon DC, Ishii Y, O'Toole EA, Unsworth HC, Teh MT, Ruschendorf F, Sinclair C, Hopsu-Havu VK, Tidman N, Moss C, Watson R, de Berker D, Wajid M, Christiano AM, Kelsell DP
  Title
The gene encoding R-spondin 4 (RSPO4), a secreted protein implicated in Wnt signaling, is mutated in inherited anonychia.
  Journal
Nat Genet 38:1245-7 (2006)
DOI:10.1038/ng1883
Reference
PMID:15113589 (NDNC8)
  Authors
Nakamura H, Sawamura D, Goto M, Sato-Matsumura KC, LaDuca J, Lee JY, Masunaga T, Shimizu H
  Title
The G2028R glycine substitution mutation in COL7A1 leads to marked inter-familiar clinical heterogeneity in dominant dystrophic epidermolysis bullosa.
  Journal
J Dermatol Sci 34:195-200 (2004)
DOI:10.1016/j.jdermsci.2004.02.005
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