Smith-Magenis syndrome

Summary
Synonym
  • 17p11.2 microdeletion syndrome
  • chromosome 17p11.2 deletion syndrome
Definition
A chromosomal deletion syndrome that is characterized by mild-to-moderate infantile hypotonia, minor skeletal anomalies, prepubertal short stature, brachydactyly, ophthalmologic and otolaryngologic abnormalities, peripheral neuropathy, developmental delay, cognitive impairment, and behavioral abnormalities that has_material_basis_in a 3.7-Mb interstitial deletion in chromosome 17p11.2 or sometimes by mutations in the RAI1 gene in the same region.
Super Class
chromosomal deletion syndrome
Disease Ontology
DOID:0060768
Mondo Disease Ontology
MeSH
ORDO
GARD
MGI genotype (from TogoID)
WikiPathways (from TogoID)
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
10743 RAI1 retinoic acid induced 1
Displaying 1 entry
Gene ID Gene Symbol Description Source
19377 Rai1 retinoic acid induced 1
Related Glycoprotein
Displaying 1 entry
UniProt ID Protein Name Source
Q7Z5J4 Retinoic acid-induced protein 1
Displaying 1 entry
UniProt ID Protein Name Source
Q61818 Retinoic acid-induced protein 1

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: April 6, 2026