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  3. TTC19
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Hereditary ataxia with onset in adulthood

Gene: TTC19

Red List (low evidence)
TTC19 (tetratricopeptide repeat domain 19)
EnsemblGeneIds (GRCh38): ENSG00000011295
EnsemblGeneIds (GRCh37): ENSG00000011295
OMIM: 613814, Gene2Phenotype
TTC19 is in 15 panels

3 reviews

James Polke (Neurogenetics Laboratory, Institute of Neurology, London)

Red List (low evidence)

On Sheffield panel. Mitochondrial panel (complex 3 deficiency / leigh syndrome)
Created: 27 Apr 2019, 7:39 p.m.
Created: 27 Apr 2019, 7:39 p.m.

Panel version: 1.11

Louise Daugherty (Genomics England Curator)

I don't know

Downgraded Green to Red. As discussed with the GMS Neurology Specialist Test Group webex call 26th July 2019: The Specialist Test Group all agreed that there is only enough evidence to rate this gene Red
Created: 1 Aug 2019, 3:43 p.m. | Last Modified: 1 Aug 2019, 3:43 p.m.
Panel Version: 1.188
Review and rating submitted byJames Polke (North Bristol NHS Trust), on behalf of London North GLH for GMS Neurology specialist test group
Created: 27 Apr 2019, 8:55 p.m.
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.
Created: 15 Apr 2019, 10:21 a.m.
Created: 15 Apr 2019, 10:21 a.m.

Panel version: 1.188

Tracy Lester (Genetics laboratory, Oxford UK)

Green List (high evidence)

Multiple cases and variants reported in literature
Created: 15 Apr 2019, 10:06 a.m.

Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal

Phenotypes
Mitochondrial complex III deficiency nuclear type II, 615157

Variants in this GENE are reported as part of current diagnostic practice

Created: 15 Apr 2019, 10:06 a.m.

Panel version: 1.7

History Filter Activity

1 Aug 2019, Gel status: 1

Added New Source, Status Update

Louise Daugherty (Genomics England Curator)

Source Expert Review Red was added to TTC19. Rating Changed from Green List (high evidence) to Red List (low evidence)

27 Apr 2019, Gel status: 4

Added New Source

Louise Daugherty (Genomics England Curator)

Source London North GMS was added to TTC19.

15 Apr 2019, Gel status: 4

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Mitochondrial complex III deficiency nuclear type II, 615157 for gene: TTC19

14 Apr 2019, Gel status: 4

Added New Source

Louise Daugherty (Genomics England Curator)

Source NHS GMS was added to TTC19.

14 Apr 2019, Gel status: 4

Added New Source

Louise Daugherty (Genomics England Curator)

Source Wessex and West Midlands GLH was added to TTC19.

9 Jan 2019, Gel status: 4

Panel promoted to version 1.0

Louise Daugherty (Genomics England Curator)

Checked panel against panel constituents. Ready to promote to version 1.

9 Jan 2019, Gel status: 4

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Phenotypes for gene: TTC19 were changed from Nuclear type mitochondrial complex III deficiency, 615157 to Mitochondrial complex III deficiency, nuclear type 2, 615157

9 Jan 2019, Gel status: 4

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Phenotypes for gene: TTC19 were changed from Nuclear type mitochondrial complex III deficiency (#615157) to Nuclear type mitochondrial complex III deficiency, 615157

15 Dec 2018, Gel status: 4

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

Eleanor Williams (Genomics England Curator)

gene: TTC19 was added gene: TTC19 was added to Hereditary ataxia - adult onset. Sources: Hereditary ataxia v1.148,Expert Review Green Mode of inheritance for gene: TTC19 was set to BIALLELIC, autosomal or pseudoautosomal Phenotypes for gene: TTC19 were set to Nuclear type mitochondrial complex III deficiency (#615157)