Adult onset neurodegenerative disorder
Gene: MTTPEnsemblGeneIds (GRCh38): ENSG00000138823
EnsemblGeneIds (GRCh37): ENSG00000138823
OMIM: 157147, Gene2Phenotype
MTTP is in 15 panels
4 reviews
Tracy Lester (Genetics laboratory, Oxford UK)
Features are celiac syndrome, pigmentary degeneration of the retina, progressive ataxic neuropathy, and a peculiar 'burr-cell' malformation of the red cells called acanthocytosis. Intestinal absorption of lipids is defective, serum cholesterol very low, and serum beta lipoprotein absent - childhood onset biochemical disorder, 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
Abetalipoproteinemia, 200100
Nick Beauchamp (Sheffield Diagnostic Genetics Service)
Onset in early childhoodCreated: 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
Abetalipoproteinemia, 200100
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
-
- Abetalipoproteinemia, 200100
- OMIM
- 157147
- Clinvar variants
- Variants in MTTP
- Penetrance
- None
- Panels with this gene
-
- Childhood onset dystonia, chorea or related movement disorder
- Undiagnosed metabolic disorders
- Intestinal failure or congenital diarrhoea
- Adult onset neurodegenerative disorder
- Structural eye disease
- Ataxia and cerebellar anomalies - narrow panel
- Retinal disorders
- Familial hypercholesterolaemia
- Likely inborn error of metabolism
- Hereditary ataxia with onset in adulthood
- Intellectual disability
- Hereditary neuropathy or pain disorder
- Hereditary ataxia
- Glaucoma (developmental)
- Hereditary neuropathy
History Filter Activity
Added New Source, Status Update
Louise Daugherty (Genomics England Curator)Source Expert Review Red was added to MTTP. 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 MTTP.
Added New Source
Louise Daugherty (Genomics England Curator)Source Yorkshire and North East GLH was added to MTTP.
Added New Source
Louise Daugherty (Genomics England Curator)Source NHS GMS was added to MTTP.
Added New Source
Louise Daugherty (Genomics England Curator)Source London North GLH was added to MTTP.
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: MTTP was added gene: MTTP was added to Neurodegenerative disorders - adult onset. Sources: Expert Review Green Mode of inheritance for gene: MTTP was set to BIALLELIC, autosomal or pseudoautosomal Phenotypes for gene: MTTP were set to Abetalipoproteinemia, 200100