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IN PROGRESS PABPN1 Gene Curation

IN PROGRESS PABPN1 Gene Curation

Gene-disease assertions not curated here (add link or write note): Just curating for normal range for now

Disease

Oculopharyngeal muscular dystrophy

Disease

Oculopharyngeal muscular dystrophy

Inheritance

Semidominant

Prevalence

 

Source:

Rapid or full curation?

Rapid
Full

ClinGen / GenCC / BabySeq / HGMD / OMIM

 

Clinical Validity Scoring Notes and points

Repeats

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

Richard 2015 PMID 27858728 - describes a patient with GCN11 repeat with OPMD.

RIchard 2015 PMID: 28011929 - Longer PABPN1 expansions are dx earlier than shorter expansion. Defines normal range as 10 or fewer repeats.

Source:

Molecular Mechanism

Loss of function

Gain of function

Dominant negative

Unknown

Other

 

Tandem Repeat Expansions of GCN (polyalanine) in exon 1. (an SNV, Gly12Ala has also been reported).

  • Normal ≤10

 

Literature notes:

GeneReviews PMID: - Pathogenic range is 11-18 repeats

gnomAD - Normal ≤ 6, Pathogenic ≥ 7

STRchive - Normal max 10, pathogenic 12-17.

Stripy - Normal 6, Pathogenic ≥ 7. AD disease is caused by repeats from 8-13

Depienne - Normal 6-10, path ≥12–17.

 

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