Newborns additional phenotypes panel 1

Gene: GCH1

Amber List (moderate evidence)

GCH1 (GTP cyclohydrolase 1)
EnsemblGeneIds (GRCh38): ENSG00000131979
EnsemblGeneIds (GRCh37): ENSG00000131979
OMIM: 600225, Gene2Phenotype
GCH1 is in 15 panels

1 review

Mafalda Gomes (Genomics England Curator)

The mechanism of pathogenicity is loss-of-function (LOF).
Created: 7 Jul 2023, 9:22 a.m. | Last Modified: 7 Jul 2023, 9:22 a.m.
Panel Version: 0.31
PMID: 15753436 - 23 dominant cases PMID: 36204308 - 13 recessive cases https://search.clinicalgenome.org/kb/genes/HGNC:4193
Created: 7 Jul 2023, 9:22 a.m. | Last Modified: 7 Jul 2023, 9:22 a.m.
Panel Version: 0.31

History Filter Activity

6 Feb 2024, Gel status: 2

Set Phenotypes

Arina Puzriakova (Genomics England Curator)

Phenotypes for gene: GCH1 were changed from Dopa-responsive dystonia due to GTP cyclohydrolase 1 deficiency to Dopa-responsive dystonia due to GTP cyclohydrolase 1 deficiency, autosomal dominant

14 Sep 2023, Gel status: 2

Added New Source, Set Phenotypes, Status Update

Mafalda Gomes (Genomics England Curator)

Source Expert Review Amber was added to GCH1. Added phenotypes Dopa-responsive dystonia due to GTP cyclohydrolase 1 deficiency for gene: GCH1 Rating Changed from Green List (high evidence) to Amber List (moderate evidence)

7 Jul 2023, Gel status: 3

Set mode of inheritance

Mafalda Gomes (Genomics England Curator)

Mode of inheritance for gene: GCH1 was changed from BIALLELIC, autosomal or pseudoautosomal to MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown

5 Jul 2023, Gel status: 3

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

Mafalda Gomes (Genomics England Curator)

gene: GCH1 was added gene: GCH1 was added to Newborns additional phenotypes panel 1. Sources: Expert Review Green Mode of inheritance for gene: GCH1 was set to BIALLELIC, autosomal or pseudoautosomal Phenotypes for gene: GCH1 were set to Dopa-responsive dystonia due to GTP cyclohydrolase 1 deficiency