Gene
GCDH
glutaryl-CoA dehydrogenase
- HGNC 4189↗(opens in a new tab)
- Ensembl gene ENSG00000105607↗(opens in a new tab)
- NCBI Gene 2639↗(opens in a new tab)
Summary
- Cytogenetic location
- 19p13.13
- Coordinates
- Chromosome 19: 12,891,160–12,899,999 (GRCh38)
- Exons
- 12 exons across 8.8 kb
- Protein
- 438 amino acids
- Inheritance
- Autosomal recessive
- Also known as
- ACAD5, GCD
- MANE Select transcript
- ENST00000222214.10NM_000159.4
- Locus type
- gene with protein product
- Very high
- Confident
- Low
- Very low
Reference genomeGRCh38hg38
Positions on gene and variant pages follow this choice, in this browser.
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Classic Organic Acidurias
- Glutaric Aciduria Type 1Autosomal recessive
Caused by variants in GCDH, which can lead to sudden damage to movement-control areas of the brain during illness in early childhood.
- ClinGen rates the link definitive
- 6 GenCC submitters rate it definitive or strong
What knowing changes
Knowing allows a lysine-restricted diet, carnitine and intensive emergency treatment during illness, which can prevent brain injury.
Inheritance
- Autosomal recessive
- It takes a changed copy from each parent. With one, you are a carrier and usually unaffected; when both parents are carriers, each child has a one-in-four chance of inheriting two.
How GCDH is laid out
- Coding sequence
- Untranslated region
- Intron
- Direction of transcription
- Known disease-causing sites
- Stretches short reads find hard
Exons of the gene's MANE Select transcript (release v1.5), from NCBI and EMBL-EBI, on the GRCh38 reference genome.
Chromosome bands from UCSC's GRCh38 ideogram (2022-10-29).
Nearby genes from Ensembl release 116, on GRCh38.
Exons make up 1.9 kb of the gene's 8.8 kb; 1,317 of those bases code for the protein.
How a genome test reads GCDH
281
positions in GCDH where ClinVar classes a change as pathogenic or likely pathogenic
None of them falls in a region short reads find hard.
A whole genome covers all 8.8 kb of GCDH, introns included, not only the 1.9 kb of exons.
Traits linked to GCDH
The Human Phenotype Ontology lists these as features of the rare conditions GCDH can cause. Each trait's page lists the other genes linked to it.
Abnormality of the nervous system
- Abnormal basal ganglia morphology
- Enlarged sylvian cistern
- Abnormal caudate nucleus morphology
- Abnormal putamen morphology
- Absent speech development
- Acute encephalopathy
- Communicating hydrocephalus
- Difficulty articulating speech
Show 33 more traits
- Dystonia
- Encephalopathy
- Epilepsy
- Headache
- Inability to walk
- Incoordination
- Involuntary writhing movements in fingers, hands, toes, and feet
- Irritability
- Open operculum
- Pallidal degeneration
- Subependymal nodules
- T2 hypointense basal ganglia
- Widened subarachnoid space
- Abnormal cerebral white matter morphology
- Ataxia
- Chorea
- Cognitive impairment
- Degeneration of cerebrum
- Delayed speech and language development
- Dementia
- Infantile spasms
- Limb dystonia
- Loss of consciousness
- Loss of developmental milestones
- Too much cerebrospinal fluid in the brain
- Tremor
- Ventriculomegaly
- Peripheral neuropathy
- Choreoathetosis
- Global developmental delay
- Infantile encephalopathy
- Lateral ventricle dilatation
- Symmetrical progressive peripheral demyelination
Laboratory abnormality
- Elevated circulating glutarylcarnitine concentration
- Elevated urine 3-hydroxyglutaric level
- Reduced peroxisomal glutaryl-CoA oxidase activity
- Abnormal circulating enzyme concentration or activity
- Glutaric aciduria
- Low blood sugar when fasting
- Elevated circulating glutaric acid concentration
- High levels of ketone bodies
External links
Gene records
Transcript
Protein
Where this comes from
- HGNC: the gene's symbol, name, other symbols and location.
- MANE Select v1.5, from NCBI and EMBL-EBI: the transcript, its exons and coding sequence.
- GenCC and ClinGen, released 2026-10-16: which conditions the gene is linked to, and how strongly.
- The ACMG secondary findings list, SF v3.2.
- ClinVar and the GIAB stratifications: known disease-causing sites, and the regions short reads find hard.
- The Human Phenotype Ontology, release 2026-09-01: the traits linked to the gene. Find out more at hpo.jax.org.
- Data release 2026.10.16-c6eea6bf.
Cite this page
Dante Labs. (n.d.). GCDH gene: glutaryl-CoA dehydrogenase. Retrieved 16 October 2026, from https://dantelabs.com/genes/gcdh
Dante Labs. GCDH gene: glutaryl-CoA dehydrogenase [Internet]. [cited 16 October 2026]. Available from: https://dantelabs.com/genes/gcdh
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