Genes in panel

Fetal anomalies

Gene: TCP1

Green List (high evidence)

TCP1 (t-complex 1)
EnsemblGeneIds (GRCh38): ENSG00000120438
EnsemblGeneIds (GRCh37): ENSG00000120438
OMIM: 186980, Gene2Phenotype
TCP1 is in 5 panels

3 reviews

Achchuthan Shanmugasundram (Genomics England Curator)

Green List (high evidence)

The rating of this gene has been updated to green and the mode of inheritance set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted following NHS Genomic Medicine Service approval.
Created: 12 Dec 2025, 3:10 p.m. | Last Modified: 12 Dec 2025, 3:10 p.m.
Panel Version: 6.120

Arina Puzriakova (Genomics England Curator)

Green List (high evidence)

New gene added to this panel. There is sufficient evidence to make this gene Green at the next GMS panel update, inline with the recent review by the R21 Clinical Oversight Group.
Created: 5 Sep 2025, 4:41 p.m. | Last Modified: 5 Sep 2025, 4:41 p.m.
Panel Version: 6.29

Natalie Bibb (C&S GLH)

Green List (high evidence)

This gene and phenotype were reviewed during meetings in June & July 2025. The meetings included representatives of the North Thames and Central & South R21 testing GLHs and from the R21 Clinical Oversight Group. Clinical review and curation was performed by Natalie Chandler & Elizabeth Scotchman (North Thames GLH), Natalie Bibb, Stephanie Allen & Sarah Graham (Central & South GLH) and Alice Gardham, Esther Kinning, Vicki Harrison, Anna DeBurca, Natalie Canham, Elizabeth Wall, Sunayna Best, Soo-Mi Park & Sahar Mansour (R21 Clinical Oversight Group).
Created: 5 Sep 2025, 4:31 p.m. | Last Modified: 5 Sep 2025, 4:31 p.m.
Panel Version: 6.28
OMIM Morbid, green on DDG2P virtual panel only in UK. Australian panel Green on Polymicrogyria, epilepsy and ID panels . Not curated on ClinGen, Decipher/G2P moderate evidence for DD. Gene also known as CCT1. PMID: 39480921. Several patients with brain anomalies on MRI, polymicrogyria, periventricular heterotopia, seizures, some patients mild ID/ DD. 1 patient normal development reported until seizures onset 20years. No reports of prenatally diagnosed cases.
Created: 5 Sep 2025, 2:55 p.m. | Last Modified: 5 Sep 2025, 2:55 p.m.
Panel Version: 6.24

Mode of inheritance
MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted

Phenotypes
Intellectual developmental disorder with polymicrogyria and seizures

Publications

Details

Mode of Inheritance
MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Sources
  • NHS GMS
  • Expert Review Green
Phenotypes
  • Intellectual developmental disorder with polymicrogyria and seizures, OMIM:621021
OMIM
186980
Clinvar variants
Variants in TCP1
Penetrance
None
Publications
Panels with this gene

History Filter Activity

16 Dec 2025, Gel status: 3

Removed Tag, Removed Tag

Achchuthan Shanmugasundram (Genomics England Curator)

Tag Q3_25_promote_green was removed from gene: TCP1. Tag Q3_25_NHS_review was removed from gene: TCP1.

12 Dec 2025, Gel status: 3

Added New Source, Added New Source, Status Update

Arina Puzriakova (Genomics England Curator)

Source Expert Review Green was added to TCP1. Source NHS GMS was added to TCP1. Rating Changed from Amber List (moderate evidence) to Green List (high evidence)

8 Sep 2025, Gel status: 2

Set Phenotypes

Arina Puzriakova (Genomics England Curator)

Phenotypes for gene: TCP1 were changed from Intellectual developmental disorder with polymicrogyria and seizures to Intellectual developmental disorder with polymicrogyria and seizures, OMIM:621021

8 Sep 2025, Gel status: 2

Added Tag, Added Tag

Arina Puzriakova (Genomics England Curator)

Tag Q3_25_promote_green tag was added to gene: TCP1. Tag Q3_25_NHS_review tag was added to gene: TCP1.

5 Sep 2025, Gel status: 2

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

Arina Puzriakova (Genomics England Curator)

gene: TCP1 was added gene: TCP1 was added to Fetal anomalies. Sources: Expert Review Amber Mode of inheritance for gene: TCP1 was set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted Publications for gene: TCP1 were set to 39480921 Phenotypes for gene: TCP1 were set to Intellectual developmental disorder with polymicrogyria and seizures