Hereditary spastic paraplegia - childhood onset

STR: ATXN2_CAG

Amber List (moderate evidence)

Chromosome: 12
GRCh37 Position: 112036755-112036823
GRCh38 Position: 111598951-111599019
Repeated Sequence: CAG
Normal Number of Repeats: < or = 31
Pathogenic Number of Repeats: = or > 33

ATXN2 (ataxin 2)
EnsemblGeneIds (GRCh38): ENSG00000204842
EnsemblGeneIds (GRCh37): ENSG00000204842
OMIM: 601517, Gene2Phenotype
ATXN2 is in 14 panels

2 reviews

Arianna Tucci (Genomics England Curator)

I don't know

patients ususally more ataxic than spastic. childhood onset rare
Created: 26 Feb 2019, 11:06 a.m.

Louise Daugherty (Genomics England Curator)

I don't know

Comment on list classification: STR reviewed and discussed at the GMS Neurology Specialist Test Group Webex on 17th May Agreed to change the rating from Green to Amber.
Created: 22 May 2019, 11:34 a.m.
Green rating for STR submitted on behalf of James Polke (North Bristol NHS Trust), on behalf of London North GLH for GMS Neurology specialist test group.
Created: 28 Apr 2019, 4:21 p.m.
Source PanelApp panels : Hereditary spastic paraplegia Version 1.141
Sources: Expert list
Created: 21 Dec 2018, 1:52 p.m.

Mode of inheritance
MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted

Phenotypes
Spinocerebellar ataxia 2 183090

Details

Name
ATXN2_CAG
Chromosome
12
GRCh37 Coordinates
112036755-112036823
GRCh38 Coordinates
111598951-111599019
Repeated Sequence
CAG
Normal Number of Repeats: < or =
31
Pathogenic Number of Repeats: = or >
33
Mode of Inheritance
MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Sources
  • Expert Review Amber
  • Expert list
Phenotypes
  • Spinocerebellar ataxia 2 183090
Tags
STR
OMIM
601517
Clinvar variants
Variants in ATXN2
Penetrance
None

History Filter Activity

22 May 2019, Gel status: 2

Entity classified by Genomics England curator

Louise Daugherty (Genomics England Curator)

Str: atxn2_cag has been classified as Amber List (Moderate Evidence).

28 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: atxn2_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: ATXN2_CAG was added STR: ATXN2_CAG was added to Hereditary spastic paraplegia - childhood onset. Sources: Expert list STR tags were added to STR: ATXN2_CAG. Mode of inheritance for STR: ATXN2_CAG was set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted Phenotypes for STR: ATXN2_CAG were set to Spinocerebellar ataxia 2 183090 Review for STR: ATXN2_CAG was set to GREEN