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POLG

DNA polymerase gamma, catalytic subunit

HCNC Approved Symbol
POLG (HGNC:9179)
Genomic Coordinates
15:89,316,320 - 89,334,824 (15q26.1)
Synonyms
POLG1, POLGA
Disease Associations
This gene is associated with the following 5 diseases in OMIM.
View More Disease Info
Disease NameOMIM IDInheritance
Mitochondrial DNA depletion syndrome 4A (Alpers type)
203700AR
Mitochondrial DNA depletion syndrome 4B (MNGIE type)
613662AR
Mitochondrial recessive ataxia syndrome (includes SANDO and SCAE)
607459AR
Progressive external ophthalmoplegia, autosomal dominant 1
157640AD
Progressive external ophthalmoplegia, autosomal recessive 1
258450AR

Diagnosed Cases

39Patients

In total, 39 patients were diagnosed with a variant in the POLG gene.

Frequently observed phenotypes

(Top 5 only, Patient count*)
*% of total patients presenting each phenotype is shown in parentheses.

Seizures
 8 (20.5%)
Hypotonia
 7 (17.9%)
Epilepsy
 
4 (10.3%)
Global developmental delay
 
4 (10.3%)
Autism spectrum disorder
 
4 (10.3%)