Mitochondrial respiratory chain complex deficiency

Summary

Mitochondrial respiratory chain complex deficiency (MONDO:0000066) is a disease (an umbrella term covering 9 Mondo subtypes). A subtype of mitochondrial oxidative phosphorylation disorder — broader associated-gene and molecular evidence is on the parent page (see Disease family below).

At a glance

• Umbrella term: 9 Mondo subtypes

Clinical features

No curated clinical features (Orphanet) for this disease.

Identifiers

Disease identifiers

Field	Value
Canonical name	mitochondrial respiratory chain complex deficiency
Mondo ID	MONDO:0000066
Orphanet	254846
UMLS	C5679632
MedGen	1843270
GARD	0022706
Is cancer (heuristic)	no

Also known as: isolated oxidative phosphorylation complex disorder · mitochondrial complex deficiency

Disease family

This is a subtype of mitochondrial oxidative phosphorylation disorder. Genetic, therapeutic, and trial evidence is largely curated at the broader-term level — see the parent page for the associated-gene cohort and molecular evidence.

Classification path: disease › human disease › disease by developmental or physiological process › metabolic disease › developmental anomaly of metabolic origin › inborn mitochondrial metabolism disorder › mitochondrial oxidative phosphorylation disorder › mitochondrial respiratory chain complex deficiency

Related subtypes (47): combined oxidative phosphorylation deficiency, myopathy, lactic acidosis, and sideroblastic anemia, optic atrophy 3, autosomal dominant optic atrophy, classic form, Leigh syndrome, mitochondrial non-syndromic sensorineural hearing loss, maternally-inherited diabetes and deafness, chronic diarrhea with villous atrophy, Kearns-Sayre syndrome, Leber hereditary optic neuropathy, NARP syndrome, deafness, aminoglycoside-induced, hereditary spastic paraplegia 7, spinocerebellar ataxia type 28, leukoencephalopathy with brain stem and spinal cord involvement-high lactate syndrome, spastic ataxia 3, pontocerebellar hypoplasia type 6, autosomal recessive optic atrophy, OPA7 type, acute infantile liver failure due to synthesis defect of mtDNA-encoded proteins, congenital cataract-progressive muscular hypotonia-hearing loss-developmental delay syndrome, spastic ataxia 4, hyperuricemia-pulmonary hypertension-renal failure-alkalosis syndrome, hereditary spastic paraplegia 55, cataract-growth hormone deficiency-sensory neuropathy-sensorineural hearing loss-skeletal dysplasia syndrome, Charcot-Marie-Tooth disease recessive intermediate D, autosomal dominant mitochondrial myopathy with exercise intolerance, Charcot-Marie-Tooth disease type 4K, hydrops-lactic acidosis-sideroblastic anemia-multisystemic failure syndrome, hereditary spastic paraplegia 77, fatal infantile encephalocardiomyopathy, FASTKD2-related infantile mitochondrial encephalomyopathy, autosomal dominant optic atrophy and peripheral neuropathy, ataxia neuropathy spectrum, maternally-inherited mitochondrial dystonia, Perrault syndrome, hypertrophic cardiomyopathy and renal tubular disease due to mitochondrial DNA mutation, adult-onset chronic progressive external ophthalmoplegia with mitochondrial myopathy, mitochondrial DNA maintenance syndrome, coenzyme Q10 deficiency, mitochondrial DNA depletion syndrome, periodic paralysis with later-onset distal motor neuropathy, non-progressive predominantly posterior cavitating leukoencephalopathy with peripheral neuropathy, Zellweger-like syndrome without peroxisomal anomalies, maternally-inherited progressive external ophthalmoplegia, Leber plus disease, encephalopathy due to mitochondrial and peroxisomal fission defect, severe neonatal lactic acidosis due to NFS1-ISD11 complex deficiency

Subtypes (9): mitochondrial complex V (ATP synthase) deficiency, nuclear type 1, mitochondrial complex V (ATP synthase) deficiency, nuclear type 2, mitochondrial complex V (ATP synthase) deficiency, nuclear type 3, mitochondrial complex V (ATP synthase) deficiency, nuclear type 4B, mitochondrial complex III deficiency, mitochondrial complex V (ATP synthase) deficiency, nuclear type 5, mitochondrial complex IV deficiency, nuclear-type, mitochondrial complex I deficiency, SDHC-related Mitochondrial Disease

Genetics & variants

GWAS landscape

No GWAS associations recorded — common-variant (GWAS) studies don’t cover this disease (typical for Mendelian / rare diseases). See the curated gene cohort and Mendelian overlap below.

Variant details and genetic-evidence tiers

No tiered GWAS variants or ClinVar records for this disease.

Genes & proteins

No associated-gene cohort resolved for this disease. Atlas builds the molecular and therapeutic sections — associated genes, protein families, druggability, pathways, interactions, and drug associations — by aggregating over a disease’s associated genes (resolved via GWAS / GenCC / ClinVar / CIViC), and none resolved here. This is expected for antibody-mediated, autoimmune, or otherwise non-gene-defined conditions; the curated evidence for this disease is its clinical features, GWAS susceptibility, and clinical trials (above).

Function

No pathway enrichment — requires an associated-gene cohort.

Therapeutics

No druggable-target or therapeutic data for this disease’s cohort.

Clinical trials & evidence

Clinical trials

Clinical trials: 0.