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Research panel - Severe Paediatric Disorders

Gene: TOP3A

Green List (high evidence)
TOP3A (DNA topoisomerase III alpha)
EnsemblGeneIds (GRCh38): ENSG00000177302
EnsemblGeneIds (GRCh37): ENSG00000177302
OMIM: 601243, Gene2Phenotype
TOP3A is in 9 panels

1 review

Louise Daugherty (Genomics England Curator)

I don't know

Initial gene list (NGC_genelist-20190823_GREEN_dis_moi_forCuration_20200211.xlsx) collated by Dr Courtney French (University of Cambridge University Hospital NHS Foundation), Dr Karyn Megy (Clinical Feedback Lead, NIHR BioResource - Rare Diseases Study, University of Cambridge University Hospital NHS Foundation), Dr Alba Sanchis-Juan (NIHR BioResource - Rare Diseases Study, University of Cambridge University Hospital NHS Foundation) and Lucy Raymond (Professor of Medical Genetics and Neurodevelopment, University of Cambridge University Hospital NHS Foundation). Submitted to the PanelApp resource January 2020 on behalf of the Next Generation Children Project, Addenbrookes' Hospital, Cambridge. Gene Symbol submitted: TOP3A; Recommended initial gene rating: Green List (high evidence); Phenotypes: Microcephaly, growth restriction, and increased sister chromatid exchange 2, 618097 (3) | ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 5, 618098 (3); Mode of inheritance: Autosomal recessive | Autosomal recessive
Created: 20 Feb 2020, 5:26 p.m. | Last Modified: 20 Feb 2020, 5:26 p.m.
Panel Version: 0.12
Created: 20 Feb 2020, 5:26 p.m.
Last Modified: 20 Feb 2020, 5:26 p.m.
Panel version: 0.12

Details

Mode of Inheritance
BIALLELIC, autosomal or pseudoautosomal
Sources
  • Next Generation Children Project
  • Expert Review Green
  • Expert list
Phenotypes
  • Microcephaly, growth restriction, and increased sister chromatid exchange 2, 618097
  • ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 5, 618098
OMIM
601243
Clinvar variants
Variants in TOP3A
Penetrance
None
Publications
Panels with this gene

History Filter Activity

20 Feb 2020, Gel status: 3

Set publications

Louise Daugherty (Genomics England Curator)

Publications for gene TOP3A were updated from to 30847515

20 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Microcephaly, growth restriction, and increased sister chromatid exchange 2, 618097; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 5, 618098 for gene: TOP3A

20 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Microcephaly, growth restriction, and increased sister chromatid exchange 2, 618097; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 5, 618098 for gene: TOP3A

20 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Microcephaly, growth restriction, and increased sister chromatid exchange 2, 618097; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 5, 618098 for gene: TOP3A

19 Feb 2020, Gel status: 3

Set Phenotypes

Louise Daugherty (Genomics England Curator)

Added phenotypes Microcephaly, growth restriction, and increased sister chromatid exchange 2, 618097; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 5, 618098 for gene: TOP3A

19 Feb 2020, Gel status: 3

Set mode of inheritance, Set Phenotypes

Louise Daugherty (Genomics England Curator)

Mode of inheritance for gene TOP3A was changed from to BIALLELIC, autosomal or pseudoautosomal Added phenotypes Microcephaly, growth restriction, and increased sister chromatid exchange 2, 618097; ?Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive 5, 618098 for gene: TOP3A

14 Feb 2020, Gel status: 3

Added New Source

Louise Daugherty (Genomics England Curator)

Source Next Generation Children Project was added to TOP3A.

14 Feb 2020, Gel status: 3

Added New Source, Status Update

Louise Daugherty (Genomics England Curator)

Source Expert Review Green was added to TOP3A. Rating Changed from Red List (low evidence) to Green List (high evidence)

14 Feb 2020, Gel status: 1

Created, Added New Source, Set mode of inheritance

Louise Daugherty (Genomics England Curator)

gene: TOP3A was added gene: TOP3A was added to Severe Paediatric Disorders. Sources: Expert list Mode of inheritance for gene: TOP3A was set to