NDUFAF4, Official Symbol NDUFAF4provided by HGNC Official Full Name NADH:ubiquinone oxidoreductase complex assembly factor 4provided by HGNC Primary source HGNC:HGNC:21034 See related Ensembl:ENSG00000123545 MIM:611776; AllianceGenome:HGNC:21034 Gene type protein coding RefSeq status REVIEWED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as My013; C6orf66; HRPAP20; HSPC125; MC1DN15; bA22L21.1 Summary NADH:ubiquinone oxidoreductase (complex I) catalyzes the transfer of electrons from NADH to ubiquinone (coenzyme Q) in the first step of the mitochondrial respiratory chain, resulting in the translocation of protons across the inner mitochondrial membrane. This gene encodes a complex I assembly factor. Mutations in this gene are a cause of mitochondrial complex I deficiency. [provided by RefSeq, Oct 2009] Expression Ubiquitous expression in heart (RPKM 11.9), brain (RPKM 11.8) and 25 other tissues See more Orthologs mouse all