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ZNF699 Gene Curation

ZNF699 Gene Curation

Gene-disease assertions not curated here (add link or write note):

Disease

DEGCAGS syndrome

Disease

DEGCAGS syndrome

Inheritance

Autosomal recessive

Prevalence

 

Source: Rare- only a handful of case reports, first described in 2021 (PMID: 33875846)

Rapid or full curation?

Rapid
Full

ClinGen / GenCC / BabySeq / HGMD / OMIM

GenCC: Invitae (Strong), Ambry (Moderate)

Clinical Validity Scoring Notes and points

Variant/Case Evidence:

PMID: 33875846- 5 homozygous pLoF across 12 families (all consanguineous) - (10 pts)*

PMID: 35205213- Biallelic nonsense variant in trans in one affected proband - (4 pts)*

 

*using full strength of rare phenotype. While NDD is non-specific, this cohort seems to have to some additional specific syndromic features. If being conservative and consider this phenotype non-specific, the case points total only be 7. Either way it would get to at least moderate.

Segregation Evidence:

Case/Control Evidence:

Experimental Evidence:

Source:

Clinical Validity Points Total

 

Source:

Clinical Validity Classification

Definitive (12pts)

Strong (12pts)

Moderate (7-11pts)

Limited (0.1-6pts)

No genetic evidence

Refuted

Disputed

Moderate or Definitive depending on if the phenotype is considered specific enough.

Source:

Molecular Mechanism

Loss of function

Gain of function

Dominant negative

Unknown

Other

Loss of function likely based on variants reported.

 

Penetrance

Complete (100%)

High (≥80%)

Moderate  (<80% and >20%)

Low (≤20%)

(list source/PMID)

 

Source:

Age of Onset

Congenital

Pediatric

Adolescent

Adulthood

Late adulthood

(list source/PMID)

 

Severity

 

Clinical Features

 

Sources:

HPO Terms

https://hpo.jax.org/app/

 

Gene SOPs & Notes

 LINK if SOP is a long document. Short notes if it is easy to digest. eg. Last known truncating variant

Curation Summary

 

Case ID, Curator name, Date, Jira ticket link