AKAP4 Gene Summary [Human]

The A-kinase anchor proteins (AKAPs) are a group of structurally diverse proteins, which have the common function of binding to the regulatory subunit of protein kinase A (PKA) and confining the holoenzyme to discrete locations within the cell. This gene encodes a member of the AKAP family. The encoded protein is localized to the sperm flagellum and may be involved in the regulation of sperm motility. Alternative splicing of this gene results in two transcript variants encoding different isoforms. [provided by RefSeq, Jul 2008]

Details

Type
Protein Coding
Official Symbol
AKAP4
Official Name
A-kinase anchoring protein 4 [Source:HGNC Symbol;Acc:HGNC:374]
Ensembl ID
ENSG00000147081
Bio databases IDs NCBI: 8852 Ensembl: ENSG00000147081
Aliases A-kinase anchoring protein 4, A-kinase anchor protein 82 kDa, testis-specific gene HI, protein kinase A anchoring protein 4, cancer/testis antigen 99
Synonyms AKAP 82, A-kinase anchoring protein 4, A kinase anchor protein 4, CT99, FSC1, hAKAP82, HI, mAKAP82, p82, PRKA4
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 AKAP4 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • protein kinase A binding
  • RII binding domain
  • RI binding domain
  • protein binding
  • A-kinase anchor protein 110 kDa (AKAP 110)
  • RI/RII binding domain

Pathways

Biological processes and signaling networks where the AKAP4 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
  • cryptorchidism
regulated by
role in cell
  • formation
  • function
  • motility
  • abnormal morphology
  • assembly

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
  • motile cilia
  • sperm end piece
  • cytoskeleton
  • cilia
  • perinuclear region
  • flagella
  • fibrous sheath of sperm
  • sperm midpiece
  • sperm tail
  • sperm fibrous sheath
  • Z line

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human AKAP4 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • establishment of protein localization
  • sperm motility
  • signal transduction
  • protein localization
  • establishment of localization in cell
  • transmembrane receptor protein serine/threonine kinase signaling pathway
  • single fertilization

Cellular Component

Where in the cell the gene product is active
  • nucleus
  • Z disc
  • motile cilium
  • perinuclear region of cytoplasm
  • cytoskeleton
  • sperm midpiece
  • cytoplasm
  • sperm end piece
  • sperm principal piece
  • flagellar fibrous sheath
  • cAMP-dependent protein kinase complex

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • protein kinase A binding

Gene-Specific Assays for Results You Can Trust

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