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Intellectual disability

Gene: SNORD118

Amber List (moderate evidence)

SNORD118 (small nucleolar RNA, C/D box 118)
EnsemblGeneIds (GRCh38): ENSG00000200463
EnsemblGeneIds (GRCh37): ENSG00000200463
OMIM: 616663, Gene2Phenotype
SNORD118 is in 10 panels

3 reviews

Helen Brittain (Genomics England Curator)

I don't know

Although ID is a feature for a large proportion, it is not a primary feature and seems to be part of the cognitive decline in this progressive condition. May be best suited to other panels
Created: 31 Oct 2017, noon

Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal

Leukoencephalopathy, brain calcifications, and cysts 614561

BRIDGE consortium (NIHRBR-RD)

Green List (high evidence)

This is a pertinent gene from the NIHR BioResource - Rare Diseases Study (NIHRBR-RD) BRIDGE Study : SPEED (Specialist Pathology: Evaluating Exomes in Diagnostics) which covers epilepsies, movement and microcephaly disorders, this gene is on the SPEED_NEURO_20170705 gene list. Evidences used for SPEED NEURO gene list: in_ddg2p_2_4_2017;in_ddg2p_2_4_2017_conf . Main mutation mechanism : loss of function
Created: 27 Jul 2017, 8:31 p.m.

Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal


Louise Daugherty (Genomics England Curator)

Comment on list classification: This gene is from an expert list and needs further assessment by the Genomics England curation team to access inclusion and pertinence to this panel.
Created: 28 Jul 2017, 4:01 p.m.


Mode of Inheritance
BIALLELIC, autosomal or pseudoautosomal
  • Victorian Clinical Genetics Services
  • Expert Review Amber
  • Leukoencephalopathy, brain calcifications, and cysts 614561
Clinvar variants
Variants in SNORD118
Panels with this gene

History Filter Activity

29 Sep 2018, Gel status: 2

Added New Source

Louise Daugherty (Genomics England Curator)

Source Victorian Clinical Genetics Services was added to SNORD118.

12 Mar 2018, Gel status: 2

Panel promoted to version 2.0

Ellen McDonagh (Genomics England Curator)

12.03.2018: Due to major updates completed (Phase 1, 2 and 3), this panel was promoted to Version 2 in order to reflect the major updates since November 2017 which have resulted in reviews for 836 genes added by Genomics England Curators and the Clinical Team, 130 new Green genes added to the interpretation pipeline (from 751 to 881 Green genes), and the gene total has increased from 1879 to 1927.

28 Jul 2017, Gel status: 2

Gene classified by Genomics England curator

Louise Daugherty (Genomics England Curator)

This gene has been classified as Amber List (Moderate Evidence).

27 Jul 2017, Gel status: 0


BRIDGE consortium (NIHRBR-RD)

SNORD118 was created by BRIDGE

27 Jul 2017, Gel status: 0

Added New Source

BRIDGE consortium (NIHRBR-RD)

SNORD118 was added to Intellectual disabilitypanel. Sources: BRIDGE study SPEED NEURO Tier1 Gene