KEGG   DISEASE: Congenital hypotonia, epilepsy, developmental delay, and digital anomalies
Entry
H03011                      Disease                                
Name
Congenital hypotonia, epilepsy, developmental delay, and digital anomalies
Description
Congenital hypotonia, epilepsy, developmental delay, and digital anomalies (CHEDDA) is a neurodevelopmental disorder characterized by severe cognitive impairment, hypotonia, a distinctive facial gestalt, and variable congenital anomalies. It is caused by mutations in the ATN1 gene that disrupt a highly conserved 16-amino-acid HX repeat motif. ATN1 encodes atrophin-1, a member of an evolutionarily conserved class of transcriptional corepressors involved in nuclear signaling.
Category
Congenital malformation
Brite
Human diseases in ICD-11 classification [BR:br08403]
 20 Developmental anomalies
  LD90  Conditions with disorders of intellectual development as a relevant clinical feature
   H03011  Congenital hypotonia, epilepsy, developmental delay, and digital anomalies
Pathway-based classification of diseases [BR:br08402]
 Cellular processes
  nt06549  Cadherin signaling
   H03011  Congenital hypotonia, epilepsy, developmental delay, and digital anomalies
Pathway
hsa04519 Cadherin signaling   
Network
nt06549 Cadherin signaling
Gene
ATN1 [HSA:1822] [KO:K05626]
Other DBs
ICD-11: LD90.Y
OMIM: 618494
Reference
  Authors
Palmer EE, Hong S, Al Zahrani F, Hashem MO, Aleisa FA, Ahmed HMJ, Kandula T, Macintosh R, Minoche AE, Puttick C, Gayevskiy V, Drew AP, Cowley MJ, Dinger M, Rosenfeld JA, Xiao R, Cho MT, Yakubu SF, Henderson LB, Guillen Sacoto MJ, Begtrup A, Hamad M, Shinawi M, Andrews MV, Jones MC, Lindstrom K, Bristol RE, Kayani S, Snyder M, Villanueva MM, Schteinschnaider A, Faivre L, Thauvin C, Vitobello A, Roscioli T, Kirk EP, Bye A, Merzaban J, Jaremko L, Jaremko M, Sachdev RK, Alkuraya FS, Arold ST
  Title
De Novo Variants Disrupting the HX Repeat Motif of ATN1 Cause a Recognizable Non-Progressive Neurocognitive Syndrome.
  Journal
Am J Hum Genet 104:542-552 (2019)
DOI:10.1016/j.ajhg.2019.01.013
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