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Gene: COX20 (cytochrome c oxidase assembly factor COX20) Homo sapiens
Symbol: COX20
Name: cytochrome c oxidase assembly factor COX20
Description: Involved in mitochondrial cytochrome c oxidase assembly. Localizes to mitochondrial inner membrane. Implicated in cytochrome-c oxidase deficiency disease.
Type: protein-coding
RefSeq Status: REVIEWED
Also known as: COX20 Cox2 chaperone homolog; COX20 cytochrome c oxidase assembly factor; COX20, cytochrome c oxidase assembly factor; cytochrome c oxidase assembly protein COX20, mitochondrial; cytochrome c oxidase protein 20 homolog; FAM36A; family with sequence similarity 36, member A; FLJ43269; hypothetical protein LOC116228
Mus musculus (house mouse) : Cox20 (cytochrome c oxidase assembly protein 20)  MGI  Alliance
Rattus norvegicus (Norway rat) : Cox20 (cytochrome c oxidase assembly factor COX20)  Alliance
Chinchilla lanigera (long-tailed chinchilla) : LOC102016346 (cytochrome c oxidase protein 20 homolog)
Pan paniscus (bonobo/pygmy chimpanzee) : LOC100992118 (cytochrome c oxidase assembly protein COX20, mitochondrial)
Canis lupus familiaris (dog) : COX20 (COX20 Cox2 chaperone homolog (S. cerevisiae))
Ictidomys tridecemlineatus (thirteen-lined ground squirrel) : LOC101957904 (cytochrome c oxidase protein 20 homolog)
Sus scrofa (pig) : LOC100739755 (cytochrome c oxidase protein 20 homolog)
Chlorocebus sabaeus (African green monkey) : COX20 (COX20, cytochrome c oxidase assembly factor)
Heterocephalus glaber (naked mole-rat) : LOC101726175 (cytochrome c oxidase protein 20 homolog)
more info ...
Related Pseudogenes: COX20P1   COX20P2  
Allele / Splice: See ClinVar data
Latest Assembly: GRCh38 - Human Genome Assembly GRCh38
Human AssemblyChrPosition (strand)SourceGenome Browsers
GRCh38.p13 Ensembl1244,835,616 - 244,845,057 (+)EnsemblGRCh38hg38GRCh38
GRCh381244,835,306 - 244,845,063 (+)NCBIGRCh38GRCh38hg38GRCh38
GRCh371244,998,608 - 245,008,359 (+)NCBIGRCh37GRCh37hg19GRCh37
Build 361243,065,262 - 243,074,982 (+)NCBINCBI36hg18NCBI36
Build 341241,325,003 - 241,332,998NCBI
Celera1218,288,590 - 218,298,310 (+)NCBI
Cytogenetic Map1q44NCBI
HuRef1215,381,801 - 215,391,521 (+)NCBIHuRef
CHM1_11246,270,950 - 246,280,713 (+)NCBICHM1_1
JBrowse: View Region in Genome Browser (JBrowse)

Disease Annotations
Gene-Chemical Interaction Annotations
Gene Ontology Annotations
Phenotype Annotations
References - curated
References - uncurated


Comparative Map Data
Position Markers
miRNA Target Status


RNA-SEQ Expression


Nucleotide Sequences
Protein Sequences
Clinical Variants

Additional Information

External Database Links
Nomenclature History
More on COX20
Alliance Gene
Ensembl Gene
JBrowse: hg19 hg38
HGNC Report
NCBI Genome Data Viewer

CRRD Object Information
CRRD ID: 1319259
Created: 2005-01-12
Species: Homo sapiens
Last Modified: 2020-07-28
Status: ACTIVE


RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.