COX5B Gene Summary [Human]

Cytochrome C oxidase (COX) is the terminal enzyme of the mitochondrial respiratory chain. It is a multi-subunit enzyme complex that couples the transfer of electrons from cytochrome c to molecular oxygen and contributes to a proton electrochemical gradient across the inner mitochondrial membrane. The complex consists of 13 mitochondrial- and nuclear-encoded subunits. The mitochondrially-encoded subunits perform the electron transfer and proton pumping activities. The functions of the nuclear-encoded subunits are unknown but they may play a role in the regulation and assembly of the complex. This gene encodes the nuclear-encoded subunit Vb of the human mitochondrial respiratory chain enzyme. [provided by RefSeq, Jul 2008]

Details

Type
Protein Coding
Official Symbol
COX5B
Official Name
cytochrome c oxidase subunit 5B [Source:HGNC Symbol;Acc:HGNC:2269]
Ensembl ID
ENSG00000135940
Bio databases IDs NCBI: 1329 Ensembl: ENSG00000135940
Aliases cytochrome c oxidase subunit 5B
Synonyms COXVB, cytochrome c oxidase subunit 5B
Species
Human, Homo sapiens
OrthologiesMouseRat

Protein Domains

A protein domain is a distinct structural or functional region within a protein that can evolve, function, and exist independently of the rest of the protein chain. These domains in human COX5B often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • cytochrome-c oxidase
  • enzyme
  • protein binding
  • Cyt_c_Oxidase_Vb

Pathways

Biological processes and signaling networks where the COX5B gene in human plays a role, providing insight into its function and relevance in health or disease.

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • chronic obstructive pulmonary disease
  • Huntington disease
  • insulin resistance
  • androgenic alopecia
  • nonalcoholic steatohepatitis
  • chromophobe renal cell carcinoma
  • chromophobe renal cancer
regulated by
regulates
role in cell
  • activation in
  • expression in
  • growth
  • invasion
  • aggregation in

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Cytoplasm
  • myelin enriched fraction
  • mitochondrial fraction
  • Mitochondria
  • mitochondrial membrane
  • mitochondrial inner membrane

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human COX5B gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • mitochondrial electron transport, cytochrome c to oxygen
  • cellular respiration
  • respiratory gaseous exchange

Cellular Component

Where in the cell the gene product is active
  • mitochondrial membrane
  • mitochondrion
  • mitochondrial respiratory chain complex IV
  • mitochondrial inner membrane

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • cytochrome-c oxidase activity
  • metal ion binding

Gene-Specific Assays for Results You Can Trust

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