Childhood onset hereditary spastic paraplegia
STR: FXN_GAAGRCh37 Position: 71652203-71652220
GRCh38 Position: 69037287-69037304
Repeated Sequence: GAA
Normal Number of Repeats: < 44
Pathogenic Number of Repeats: = or > 66
FXN (frataxin)
EnsemblGeneIds (GRCh38): ENSG00000165060
EnsemblGeneIds (GRCh37): ENSG00000165060
OMIM: 606829, Gene2Phenotype
FXN is in 0 panels
3 reviews
Sarah Leigh (Genomics England Curator)
STR repeat lengths have been reviewed and confirmed by the NHS Genomic Medicine Service.Created: 15 Mar 2022, 1:05 p.m. | Last Modified: 15 Mar 2022, 1:05 p.m.
Panel Version: 2.130
Arianna Tucci (Genomics England Curator)
onset in childhoodCreated: 26 Feb 2019, 11:20 a.m.
Louise Daugherty (Genomics England Curator)
STR reviewed and discussed at the GMS Neurology Specialist Test Group Webex on 17th May. Agreed to leave rating as Green.Created: 22 May 2019, 11:10 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 listCreated: 21 Dec 2018, 2:08 p.m.
Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal
Phenotypes
Friedreich ataxia 229300
Details
- Name
- FXN_GAA
- Chromosome
- 9
- GRCh37 Coordinates
- 71652203-71652220
- GRCh38 Coordinates
- 69037287-69037304
- Repeated Sequence
- GAA
- Normal Number of Repeats: <
- 44
- Pathogenic Number of Repeats: = or >
- 66
- Mode of Inheritance
- BIALLELIC, autosomal or pseudoautosomal
- Sources
-
- NHS GMS
- Expert Review Green
- Expert list
- Phenotypes
-
- Friedreich ataxia, OMIM:229300
- Friedreich ataxia with retained reflexes, OMIM:229300
- Tags
- OMIM
- 606829
- Clinvar variants
- Variants in FXN
- Penetrance
- None
History Filter Activity
Added New Source
Arina Puzriakova (Genomics England Curator)Source NHS GMS was added to STR: FXN_GAA.
Set Phenotypes
Arina Puzriakova (Genomics England Curator)Phenotypes for STR: FXN_GAA were changed from Friedreich ataxia 229300 to Friedreich ataxia, OMIM:229300; Friedreich ataxia with retained reflexes, OMIM:229300
Panel promoted to version 1.0
Louise Daugherty (Genomics England Curator)Louise Daugherty: Source PanelApp panels : Hered
Entity classified by Genomics England curator
Louise Daugherty (Genomics England Curator)Str: fxn_gaa has been classified as Green List (High Evidence).
Created, Added New Source, Added Tag, Set mode of inheritance, Set Phenotypes
Louise Daugherty (Genomics England Curator)STR: FXN_GAA was added STR: FXN_GAA was added to Hereditary spastic paraplegia - childhood onset. Sources: Expert list STR tags were added to STR: FXN_GAA. Mode of inheritance for STR: FXN_GAA was set to BIALLELIC, autosomal or pseudoautosomal Phenotypes for STR: FXN_GAA were set to Friedreich ataxia 229300 Review for STR: FXN_GAA was set to GREEN