H2AB3 Gene Summary [Human]

Histones are basic nuclear proteins that are responsible for the nucleosome structure of the chromosomal fiber in eukaryotes. Nucleosomes consist of approximately 146 bp of DNA wrapped around a histone octamer composed of pairs of each of the four core histones (H2A, H2B, H3, and H4). The chromatin fiber is further compacted through the interaction of a linker histone, H1, with the DNA between the nucleosomes to form higher order chromatin structures. This gene encodes a replication-independent histone that is a member of the histone H2A family. This gene is part of a region that is repeated three times on chromosome X, once in intron 22 of the F8 gene and twice closer to the Xq telomere. This record represents the most telomeric copy. [provided by RefSeq, Oct 2015]

Details

Type
Protein Coding
Official Symbol
H2AB3
Official Name
H2A.B variant histone 3 [Source:HGNC Symbol;Acc:HGNC:14455]
Ensembl ID
ENSG00000277745
Bio databases IDs NCBI: 83740 Ensembl: ENSG00000277745
Aliases H2A.B variant histone 3
Synonyms H2A.B.1, H2AB2, H2ABBD, H2A.B variant histone 3, H2AFB3
Species
Human, Homo sapiens

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 H2AB3 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • histone fold domain (HFD) superfamily
  • protein binding
  • Histone 2A

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
regulated by
role in cell
  • expression in
  • apoptosis
  • growth
  • cell cycle progression
  • assembly
  • degradation in
  • damage 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.
  • Nucleus
  • chromosome
  • nucleosomes
  • chromatin

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human H2AB3 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • heterochromatin assembly
  • mRNA processing
  • nucleosome assembly

Cellular Component

Where in the cell the gene product is active
  • nucleus
  • euchromatin
  • nucleosome

Molecular Function

What the gene product does at the molecular level
  • structural constituent of chromatin
  • protein binding
  • protein heterodimerization activity
  • nucleosomal DNA binding

Gene-Specific Assays for Results You Can Trust

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