Free for academic non-profit institutions. Other users need a Commercial license

Aliases for UQCRC1 Gene

Aliases for UQCRC1 Gene

  • Ubiquinol-Cytochrome C Reductase Core Protein I 2 3 5
  • Ubiquinol-Cytochrome-C Reductase Complex Core Protein 1 3 4
  • Complex III Subunit 1 3 4
  • Core Protein I 3 4
  • D3S3191 3
  • UQCR1 3
  • QCR1 3

External Ids for UQCRC1 Gene

Previous GeneCards Identifiers for UQCRC1 Gene

  • GC03M048426
  • GC03M047919
  • GC03M048597
  • GC03M048611
  • GC03M048636

Summaries for UQCRC1 Gene

GeneCards Summary for UQCRC1 Gene

UQCRC1 (Ubiquinol-Cytochrome C Reductase Core Protein I) is a Protein Coding gene. Among its related pathways are Respiratory electron transport, ATP synthesis by chemiosmotic coupling, and heat production by uncoupling proteins. and Metabolism. GO annotations related to this gene include ubiquitin protein ligase binding and ubiquinol-cytochrome-c reductase activity. An important paralog of this gene is PMPCB.

UniProtKB/Swiss-Prot for UQCRC1 Gene

  • This is a component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is part of the mitochondrial respiratory chain. This protein may mediate formation of the complex between cytochromes c and c1.

Gene Wiki entry for UQCRC1 Gene

No data available for Entrez Gene Summary , Tocris Summary , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for UQCRC1 Gene

Genomics for UQCRC1 Gene

Regulatory Elements for UQCRC1 Gene

Enhancers for UQCRC1 Gene
GeneHancer Identifier Score Enhancer Sources TSS distance (kb) Number of Genes Away Size (kb) Transcription Factor Binding Sites within enhancer Other Gene Targets for Enhancer

Enhancers around UQCRC1 on UCSC Golden Path with GeneCards custom track

Promoters for UQCRC1 Gene
Ensembl Regulatory Elements (ENSRs) TSS Distance (bp) Size (bp) Binding Sites for Transcription Factors within promoters

ENSRs around UQCRC1 on UCSC Golden Path with GeneCards custom track

Genomic Location for UQCRC1 Gene

48,598,999 bp from pter
48,610,976 bp from pter
11,978 bases
Minus strand

Genomic View for UQCRC1 Gene

Genes around UQCRC1 on UCSC Golden Path with GeneCards custom track

Cytogenetic band:
UQCRC1 Gene in genomic location: bands according to Ensembl, locations according to GeneLoc (and/or Entrez Gene and/or Ensembl if different)
Genomic Location for UQCRC1 Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for UQCRC1 Gene

Proteins for UQCRC1 Gene

  • Protein details for UQCRC1 Gene (UniProtKB/Swiss-Prot)

    Protein Symbol:
    Recommended name:
    Cytochrome b-c1 complex subunit 1, mitochondrial
    Protein Accession:
    Secondary Accessions:
    • B2R7R8
    • Q96DD2

    Protein attributes for UQCRC1 Gene

    480 amino acids
    Molecular mass:
    52646 Da
    Quaternary structure:
    • The bc1 complex contains 11 subunits: 3 respiratory subunits (cytochrome b, cytochrome c1 and Rieske/UQCRFS1), 2 core proteins (UQCRC1/QCR1 and UQCRC2/QCR2) and 6 low-molecular weight proteins (UQCRH/QCR6, UQCRB/QCR7, UQCRQ/QCR8, UQCR10/QCR9, UQCR11/QCR10 and a cleavage product of Rieske/UQCRFS1).

neXtProt entry for UQCRC1 Gene

Proteomics data for UQCRC1 Gene at MOPED

Post-translational modifications for UQCRC1 Gene

  • Ubiquitination at Lys 225
  • Modification sites at PhosphoSitePlus

Other Protein References for UQCRC1 Gene

ENSEMBL proteins:
REFSEQ proteins:

No data available for DME Specific Peptides for UQCRC1 Gene

Domains & Families for UQCRC1 Gene

Protein Domains for UQCRC1 Gene

Suggested Antigen Peptide Sequences for UQCRC1 Gene

GenScript: Design optimal peptide antigens:

Graphical View of Domain Structure for InterPro Entry



  • Belongs to the peptidase M16 family. UQCRC1/QCR1 subfamily.
  • Belongs to the peptidase M16 family. UQCRC1/QCR1 subfamily.
genes like me logo Genes that share domains with UQCRC1: view

Function for UQCRC1 Gene

Molecular function for UQCRC1 Gene

GENATLAS Biochemistry:
ubiquinol cytochrome c reductase,core protein 1,component of complex III of mitochondrial respiratory chain,oxidative phosphorylation (OXPHOS)
UniProtKB/Swiss-Prot Function:
This is a component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is part of the mitochondrial respiratory chain. This protein may mediate formation of the complex between cytochromes c and c1.

Gene Ontology (GO) - Molecular Function for UQCRC1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0004222 metalloendopeptidase activity IBA --
genes like me logo Genes that share ontologies with UQCRC1: view
genes like me logo Genes that share phenotypes with UQCRC1: view

Animal Model Products

No data available for Enzyme Numbers (IUBMB) , Human Phenotype Ontology , Animal Models , Transcription Factor Targets and HOMER Transcription for UQCRC1 Gene

Localization for UQCRC1 Gene

Subcellular locations from UniProtKB/Swiss-Prot for UQCRC1 Gene

Mitochondrion inner membrane.

Subcellular locations from

Jensen Localization Image for UQCRC1 Gene COMPARTMENTS Subcellular localization image for UQCRC1 gene
Compartment Confidence
mitochondrion 5
cytosol 3

No data available for Gene Ontology (GO) - Cellular Components for UQCRC1 Gene

Pathways & Interactions for UQCRC1 Gene

genes like me logo Genes that share pathways with UQCRC1: view

Gene Ontology (GO) - Biological Process for UQCRC1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0006119 oxidative phosphorylation TAS 8407948
GO:0014823 response to activity IEA --
GO:0016485 protein processing IBA --
GO:0055114 oxidation-reduction process TAS 8407948
genes like me logo Genes that share ontologies with UQCRC1: view

No data available for SIGNOR curated interactions for UQCRC1 Gene

Drugs & Compounds for UQCRC1 Gene

(10) Drugs for UQCRC1 Gene - From: DrugBank and HMDB

Name Status Disease Links Group Role Mechanism of Action Clinical Trials
Ubiquinone-2 Experimental Pharma Target 0
(5S)-3-ANILINO-5-(2,4-DIFLUOROPHENYL)-5-METHYL-1,3-OXAZOLIDINE-2,4-DIONE Experimental Pharma Target 0
2-Hexyloxy-6-Hydroxymethyl-Tetrahydro-Pyran-3,4,5-Triol Experimental Pharma Target 0
2-NONYL-4-HYDROXYQUINOLINE N-OXIDE Experimental Pharma Target 0
5-n-undecyl-6-hydroxy-4,7-dioxobenzothiazole Experimental Pharma Target 0

(1) Additional Compounds for UQCRC1 Gene - From: HMDB

Name Synonyms Role CAS Number PubChem IDs PubMed IDs
  • Coenzymes QH2
  • CoQH2
  • Reduced ubiquinone
  • Ubiquinol
  • Ubiquinone-1
genes like me logo Genes that share compounds with UQCRC1: view

Transcripts for UQCRC1 Gene

Unigene Clusters for UQCRC1 Gene

Ubiquinol-cytochrome c reductase core protein I:
Representative Sequences:

Alternative Splicing Database (ASD) splice patterns (SP) for UQCRC1 Gene

ExUns: 1a · 1b · 1c · 1d ^ 2a · 2b ^ 3 ^ 4a · 4b ^ 5a · 5b · 5c ^ 6a · 6b ^ 7a · 7b · 7c ^ 8a · 8b · 8c ^ 9 ^ 10 ^ 11 ^ 12 ^ 13
SP1: - -
SP2: -
SP5: -
SP8: - -

Relevant External Links for UQCRC1 Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for UQCRC1 Gene

mRNA expression in normal human tissues for UQCRC1 Gene

mRNA differential expression in normal tissues according to GTEx for UQCRC1 Gene

This gene is overexpressed in Heart - Left Ventricle (x5.9) and Muscle - Skeletal (x4.4).

Protein differential expression in normal tissues from HIPED for UQCRC1 Gene

This gene is overexpressed in Heart (11.2).

Integrated Proteomics: protein expression in normal tissues and cell lines from ProteomicsDB, PaxDb, MOPED, and MaxQB for UQCRC1 Gene

SOURCE GeneReport for Unigene cluster for UQCRC1 Gene Hs.119251

genes like me logo Genes that share expression patterns with UQCRC1: view

Protein tissue co-expression partners for UQCRC1 Gene

- Elite partner

Primer Products

No data available for mRNA expression in embryonic tissues and stem cells from LifeMap Discovery and mRNA Expression by UniProt/SwissProt for UQCRC1 Gene

Orthologs for UQCRC1 Gene

This gene was present in the common ancestor of animals and fungi.

Orthologs for UQCRC1 Gene

Organism Taxonomy Gene Similarity Type Details
(Bos Taurus)
Mammalia UQCRC1 35
  • 86.6 (n)
  • 89.17 (a)
  • 89 (a)
(Canis familiaris)
Mammalia UQCRC1 35
  • 88.82 (n)
  • 91.04 (a)
  • 87 (a)
(Mus musculus)
Mammalia Uqcrc1 35
  • 85.76 (n)
  • 88.75 (a)
Uqcrc1 16
Uqcrc1 36
  • 89 (a)
(Pan troglodytes)
Mammalia UQCRC1 35
  • 99.49 (n)
  • 100 (a)
  • 100 (a)
(Rattus norvegicus)
Mammalia Uqcrc1 35
  • 85.49 (n)
  • 88.12 (a)
(Monodelphis domestica)
Mammalia UQCRC1 36
  • 75 (a)
(Ornithorhynchus anatinus)
Mammalia UQCRC1 36
  • 80 (a)
(Gallus gallus)
Aves UQCRC1 35
  • 70.44 (n)
  • 70.02 (a)
  • 70 (a)
(Anolis carolinensis)
Reptilia UQCRC1 36
  • 66 (a)
tropical clawed frog
(Silurana tropicalis)
Amphibia Str.7650 35
uqcrc1 35
  • 68.48 (n)
  • 68.2 (a)
African clawed frog
(Xenopus laevis)
Amphibia MGC53748 35
(Danio rerio)
Actinopterygii uqcrc1 35
  • 63.02 (n)
  • 63.95 (a)
zgc73404 35
uqcrc1 36
  • 58 (a)
fruit fly
(Drosophila melanogaster)
Insecta CG3731 37
  • 57 (a)
CG3731 36
  • 55 (a)
(Caenorhabditis elegans)
Secernentea F56D2.1 37
  • 39 (a)
ZC410.2 37
  • 43 (a)
ucr-1 35
  • 49.36 (n)
  • 40.22 (a)
mppb-1 36
  • 41 (a)
ucr-1 36
  • 39 (a)
baker's yeast
(Saccharomyces cerevisiae)
Saccharomycetes MAS1 36
  • 35 (a)
COR1 38
sea squirt
(Ciona savignyi)
Ascidiacea CSA.3431 36
  • 50 (a)
Species with no ortholog for UQCRC1:
  • A. gosspyii yeast (Ashbya gossypii)
  • Actinobacteria (Mycobacterium tuberculosis)
  • African malaria mosquito (Anopheles gambiae)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • barley (Hordeum vulgare)
  • beta proteobacteria (Neisseria meningitidis)
  • bread mold (Neurospora crassa)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • corn (Zea mays)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • fission yeast (Schizosaccharomyces pombe)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • K. lactis yeast (Kluyveromyces lactis)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rainbow trout (Oncorhynchus mykiss)
  • rice (Oryza sativa)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • thale cress (Arabidopsis thaliana)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)
  • wheat (Triticum aestivum)

Evolution for UQCRC1 Gene

Gene Tree for UQCRC1 (if available)
Gene Tree for UQCRC1 (if available)

Paralogs for UQCRC1 Gene

Paralogs for UQCRC1 Gene

(2) SIMAP similar genes for UQCRC1 Gene using alignment to 3 proteins:

genes like me logo Genes that share paralogs with UQCRC1: view

Variants for UQCRC1 Gene

Sequence variations from dbSNP and Humsavar for UQCRC1 Gene

SNP ID Clin Chr 03 pos Sequence Context AA Info Type
rs144710790 - 48,601,039(+) CCACA(C/T)TGTCC reference, missense
rs17080284 - 48,603,627(+) CAAGT(C/G)TGCAC reference, missense
rs8547 -- 48,599,076(-) CCCCC(C/T)CCACC utr-variant-3-prime
rs9166 -- 48,599,074(-) CCCCC(A/C)ACCAC utr-variant-3-prime
rs14864 -- 48,599,637(-) TGGAT(A/G)TGGCC reference, missense

Structural Variations from Database of Genomic Variants (DGV) for UQCRC1 Gene

Variant ID Type Subtype PubMed ID
nsv523981 CNV Loss 19592680
nsv834685 CNV Loss 17160897
nsv876762 CNV Loss 21882294
nsv3811 CNV Loss 18451855
nsv818138 CNV Gain 17921354
nsv822074 CNV Gain 20364138

Variation tolerance for UQCRC1 Gene

Residual Variation Intolerance Score: 29% of all genes are more intolerant (likely to be disease-causing)
Gene Damage Index Score: 3.46; 54.97% of all genes are more intolerant (likely to be disease-causing)

No data available for Polymorphic Variants from UniProtKB/Swiss-Prot and Relevant External Links for UQCRC1 Gene

Disorders for UQCRC1 Gene

Relevant External Links for UQCRC1

Genetic Association Database (GAD)
Human Genome Epidemiology (HuGE) Navigator
Atlas of Genetics and Cytogenetics in Oncology and Haematology:

No disorders were found for UQCRC1 Gene.

No data available for MalaCards , UniProtKB/Swiss-Prot and Genatlas for UQCRC1 Gene

Publications for UQCRC1 Gene

  1. Complete coding sequence, intron/exon organization, and chromosomal location of the gene for the core I protein of human ubiquinol- cytochrome c reductase. (PMID: 8407948) Hoffman G.G. … Greenspan D.S. (J. Biol. Chem. 1993) 2 3 4 67
  2. Proteomic analysis of mitochondria-to-nucleus retrograde response in human cancer. (PMID: 16775426) Kulawiec M. … Singh K.K. (Cancer Biol. Ther. 2006) 3 23
  3. Proteomic analyses reveal distinct chromatin-associated and soluble transcription factor complexes. (PMID: 25609649) Li X. … Chen J. (Mol. Syst. Biol. 2015) 3
  4. Systematic identification of molecular links between core and candidate genes in breast cancer. (PMID: 25640309) Arroyo R. … Aloy P. (J. Mol. Biol. 2015) 3
  5. Temporal proteomics of NGF-TrkA signaling identifies an inhibitory role for the E3 ligase Cbl-b in neuroblastoma cell differentiation. (PMID: 25921289) Emdal K.B. … Olsen J.V. (Sci Signal 2015) 3

Products for UQCRC1 Gene

Sources for UQCRC1 Gene