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Ataxia and cerebellar anomalies - narrow panel

STR: ATXN1_CAG

Amber List (moderate evidence)

Chromosome: 6
GRCh37 Position: 16327867-16327953
GRCh38 Position: 16327636-16327722
Repeated Sequence: CAG
Normal Number of Repeats: < or = 36
Pathogenic Number of Repeats: = or > 45

ATXN1 (ataxin 1)
EnsemblGeneIds (GRCh38): ENSG00000124788
EnsemblGeneIds (GRCh37): ENSG00000124788
OMIM: 601556, Gene2Phenotype
ATXN1 is in 14 panels

3 reviews

Ivone Leong (Genomics England Curator)

STR repeat lengths have been reviewed and confirmed by the NHS Genomic Medicine Service.
Created: 15 Mar 2022, 11:42 a.m. | Last Modified: 15 Mar 2022, 11:42 a.m.
Panel Version: 2.288

Arina Puzriakova (Genomics England Curator)

Comment on list classification: Downgraded from Green to Amber as this STR was not listed on the recent STRs document supplied by Jane Deller (NHS England) on behalf of GLHs for the GMS Neurology Test Group
Created: 8 Oct 2020, 9:11 a.m. | Last Modified: 8 Oct 2020, 9:11 a.m.
Panel Version: 2.17

Louise Daugherty (Genomics England Curator)

Green List (high evidence)

Source PanelApp panels : Hereditary ataxia v1.150
Sources: Expert list
Created: 21 Dec 2018, 3:09 p.m.

Mode of inheritance
MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted

Phenotypes
Spinocerebellar ataxia 1 164400

Details

Name
ATXN1_CAG
Chromosome
6
GRCh37 Coordinates
16327867-16327953
GRCh38 Coordinates
16327636-16327722
Repeated Sequence
CAG
Normal Number of Repeats: < or =
36
Pathogenic Number of Repeats: = or >
45
Mode of Inheritance
MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Sources
  • NHS GMS
  • Expert Review Amber
  • Expert list
Phenotypes
  • Spinocerebellar ataxia 1, OMIM:164400
Tags
watchlist STR for-review
OMIM
601556
Clinvar variants
Variants in ATXN1
Penetrance
None

History Filter Activity

10 Mar 2022, Gel status: 2

Changed Normal Number of Repeats, Changed Pathogenic Number of Repeats, Added New Source

Arina Puzriakova (Genomics England Curator)

Normal Number of Repeats for ATXN1_CAG was changed from 35 to 36. Pathogenic Number of Repeats for ATXN1_CAG was changed from 44 to 45. Source NHS GMS was added to STR: ATXN1_CAG.

9 Nov 2021, Gel status: 2

Set Phenotypes

Arina Puzriakova (Genomics England Curator)

Phenotypes for STR: ATXN1_CAG were changed from Spinocerebellar ataxia 1 164400 to Spinocerebellar ataxia 1, OMIM:164400

9 Nov 2021, Gel status: 2

Added Tag

Arina Puzriakova (Genomics England Curator)

Tag watchlist tag was added to STR: ATXN1_CAG.

8 Oct 2020, Gel status: 2

Entity classified by Genomics England curator

Arina Puzriakova (Genomics England Curator)

Str: atxn1_cag has been classified as Amber List (Moderate Evidence).

8 Oct 2020, Gel status: 3

Added Tag

Arina Puzriakova (Genomics England Curator)

Tag for-review tag was added to STR: ATXN1_CAG.

9 Jan 2019, Gel status: 3

Panel promoted to version 1.0

Louise Daugherty (Genomics England Curator)

Louise Daugherty: Source PanelApp panels : Hered

21 Dec 2018, Gel status: 3

Entity classified by Genomics England curator

Louise Daugherty (Genomics England Curator)

Str: atxn1_cag has been classified as Green List (High Evidence).

21 Dec 2018, Gel status: 1

Created, Added New Source, Added Tag, Set mode of inheritance, Set Phenotypes

Louise Daugherty (Genomics England Curator)

STR: ATXN1_CAG was added STR: ATXN1_CAG was added to Ataxia and cerebellar anomalies - narrow panel. Sources: Expert list STR tags were added to STR: ATXN1_CAG. Mode of inheritance for STR: ATXN1_CAG was set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted Phenotypes for STR: ATXN1_CAG were set to Spinocerebellar ataxia 1 164400 Review for STR: ATXN1_CAG was set to GREEN