pyruvate decarboxylase deficiency

Summary
Synonym
  • deficiency of pyruvic dehydrogenase
  • pyruvate dehydrogenase complex deficiency disease
  • pyruvate dehydrogenase deficiency
Definition
A carbohydrate metabolic disorder characterized by the buildup of lactic acid in the body and a variety of neurological problems and caused by a deficiency of one of the three enzymes in the pyruvate dehydrogenase complex.
Super Class
carbohydrate metabolic disorder
Disease Ontology
DOID:3649
Mondo Disease Ontology
MeSH
UMLS
NCI Thesaurus
ORDO
GARD
Related Genes
Displaying all 5 entries
Gene ID Gene Symbol Description Source
1737 DLAT dihydrolipoamide S-acetyltransferase
5160 PDHA1 pyruvate dehydrogenase E1 subunit alpha 1
5162 PDHB pyruvate dehydrogenase E1 subunit beta
8050 PDHX pyruvate dehydrogenase complex component X
54704 PDP1 pyruvate dehydrogenase phosphatase catalytic subunit 1
Displaying 1 entry
Gene ID Gene Symbol Description Source
29554 Pdha1 pyruvate dehydrogenase E1 subunit alpha 1
The Human Phenotype Ontology
Displaying entries 11 - 20 of 149 in total
HPO ID HPO Term
HP:0001276 Hypertonia
HP:0000496 Abnormality of eye movement
HP:0002268 Paroxysmal dystonia
HP:0000726 Dementia
HP:0002395 Lower limb hyperreflexia
HP:0001260 Dysarthria
HP:0000707 Abnormality of the nervous system
HP:0002136 Broad-based gait
HP:0001256 Intellectual disability, mild
HP:0002194 Delayed gross motor development
Displaying all 4 entries
Gene ID Gene Symbol Description
5162 PDHB pyruvate dehydrogenase E1 subunit beta
8050 PDHX pyruvate dehydrogenase complex component X
1737 DLAT dihydrolipoamide S-acetyltransferase
5160 PDHA1 pyruvate dehydrogenase E1 subunit alpha 1

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: December 8, 2025