TAF9B Gene Summary [Human]

Initiation of transcription by RNA polymerase II requires the activities of more than 70 polypeptides. The protein that coordinates these activities is transcription factor IID (TFIID), which binds to the core promoter to position the polymerase properly, serves as the scaffold for assembly of the remainder of the transcription complex, and acts as a channel for regulatory signals. TFIID is composed of the TATA-binding protein (TBP) and a group of evolutionarily conserved proteins known as TBP-associated factors or TAFs. TAFs may participate in basal transcription, serve as coactivators, function in promoter recognition or modify general transcription factors (GTFs) to facilitate complex assembly and transcription initiation. This gene encodes a protein that is similar to one of the small subunits of TFIID, TBP-associated factor 9, and is also a subunit of TFIID. TAF9 and TAF9b share some functions but also have distinct roles in the transcriptional regulatory process. [provided by RefSeq, Jul 2008]

Details

Type
Protein Coding
Official Symbol
TAF9B
Official Name
TATA-box binding protein associated factor 9b [Source:HGNC Symbol;Acc:HGNC:17306]
Ensembl ID
ENSG00000187325
Bio databases IDs NCBI: 51616 Ensembl: ENSG00000187325
Aliases TATA-box binding protein associated factor 9b
Synonyms DN-7, TAF9L, TAFII31, TAFII31L, TATA-box binding protein associated factor 9B, TFIID-31
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 TAF9B 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
  • Transcription initiation factor IID, 31kD subunit
  • CENP-S protein
  • transcription regulator
  • protein binding
  • Bromodomain associated

Pathways

Biological processes and signaling networks where the TAF9B 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
  • androgenic alopecia
  • Rett syndrome
regulated by
regulates
  • RNA polymerase II
  • DNA promoter
  • DNA endogenous promoter
role in cell
  • apoptosis
  • growth

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
  • nucleoplasm

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human TAF9B gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • negative regulation of transcription from RNA polymerase II promoter
  • positive regulation of cell growth
  • negative regulation of apoptotic process
  • transcription from RNA polymerase II promoter
  • transcription initiation, DNA-dependent
  • protein stabilization

Cellular Component

Where in the cell the gene product is active
  • transcription factor TFIID complex
  • transcription factor TFTC complex
  • nucleoplasm

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • transcription corepressor activity
  • protein heterodimerization activity
  • general RNA polymerase II transcription factor activity

Gene-Specific Assays for Results You Can Trust

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