Adult onset neurodegenerative disorder
Gene: TTPAEnsemblGeneIds (GRCh38): ENSG00000137561
EnsemblGeneIds (GRCh37): ENSG00000137561
OMIM: 600415, Gene2Phenotype
TTPA is in 11 panels
4 reviews
Tracy Lester (Genetics laboratory, Oxford UK)
Ataxia linked to vitE deficiency - onset usually in childhood. RedCreated: 2 Sep 2019, 4:06 p.m. | Last Modified: 2 Sep 2019, 4:06 p.m.
Panel Version: 1.99
Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal
Phenotypes
Ataxia with isolated vitamin E deficiency; Ataxia with Vitamin E Deficiency
Nick Beauchamp (Sheffield Diagnostic Genetics Service)
Spinocerebellar ataxia phenotypeCreated: 23 Jul 2019, 3:35 p.m. | Last Modified: 23 Jul 2019, 3:35 p.m.
Panel Version: 1.72
Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal
Phenotypes
Ataxia with isolated vitamin E deficiency; Ataxia with Vitamin E Deficiency
Louise Daugherty (Genomics England Curator)
As discussed with the GMS Neurology Specialist Test Group webex call 11th September 2019: The Specialist Test Group all agreed that there is only enough evidence to rate this gene RedCreated: 20 Sep 2019, 4:19 p.m. | Last Modified: 20 Sep 2019, 4:19 p.m.
Panel Version: 1.106
Review and rating from Tracy Lester (Oxford Medical Genetics Laboratories Oxford University Hospitals NHS Foundation Trust) on behalf of Wessex and West Midlands GLH for GMS Neurology specialist test group. All the green and amber, except for the genes with triplet repeats, were reviewed.Created: 2 Sep 2019, 4:46 p.m. | Last Modified: 2 Sep 2019, 4:46 p.m.
Panel Version: 1.101
Review and rating submitted by Nick Beauchamp (Sheffield Diagnostic genetics Service), on behalf of Yorkshire and North East GLH for GMS Neurology specialist test group.Created: 23 Jul 2019, 3:51 p.m. | Last Modified: 23 Jul 2019, 3:51 p.m.
Panel Version: 1.74
Review and rating submitted byJames Polke (North Bristol NHS Trust), unless specified in the review comment, on behalf of London North GLH for GMS Neurology specialist test group.Created: 23 Apr 2019, 5:35 p.m.
James Polke (Neurogenetics Laboratory, Institute of Neurology, London)
Details
- Mode of Inheritance
- BIALLELIC, autosomal or pseudoautosomal
- Sources
-
- Expert Review Red
- Wessex and West Midlands GLH
- Yorkshire and North East GLH
- NHS GMS
- London North GLH
- Phenotypes
-
- Ataxia with isolated vitamin E deficiency
- Ataxia with Vitamin E Deficiency
- OMIM
- 600415
- Clinvar variants
- Variants in TTPA
- Penetrance
- None
- Panels with this gene
-
- Adult onset neurodegenerative disorder
- Childhood onset dystonia, chorea or related movement disorder
- Intellectual disability
- Hereditary neuropathy or pain disorder
- Likely inborn error of metabolism
- Undiagnosed metabolic disorders
- Retinal disorders
- Hereditary ataxia
- Hereditary ataxia with onset in adulthood
- Ataxia and cerebellar anomalies - narrow panel
- Hereditary neuropathy
History Filter Activity
Added New Source, Status Update
Louise Daugherty (Genomics England Curator)Source Expert Review Red was added to TTPA. Rating Changed from Green List (high evidence) to Red List (low evidence)
Added New Source
Louise Daugherty (Genomics England Curator)Source Wessex and West Midlands GLH was added to TTPA.
Added New Source
Louise Daugherty (Genomics England Curator)Source Yorkshire and North East GLH was added to TTPA.
Added New Source
Louise Daugherty (Genomics England Curator)Source NHS GMS was added to TTPA.
Added New Source
Louise Daugherty (Genomics England Curator)Source London North GLH was added to TTPA.
Panel promoted to version 1.0
Louise Daugherty (Genomics England Curator)Louise Daugherty: Comment on phenotypes: amended
Created, Added New Source, Set mode of inheritance, Set Phenotypes
Rebecca Foulger (Genomics England curator)gene: TTPA was added gene: TTPA was added to Neurodegenerative disorders - adult onset. Sources: Expert Review Green Mode of inheritance for gene: TTPA was set to BIALLELIC, autosomal or pseudoautosomal Phenotypes for gene: TTPA were set to Ataxia with isolated vitamin E deficiency; Ataxia with Vitamin E Deficiency