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TFIIB transcription factor IIB [ Arabidopsis thaliana (thale cress) ]

Gene ID: 818761, updated on 15-Oct-2023

Summary

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Gene symbol
TFIIB
Gene description
transcription factor IIB
Primary source
Araport:AT2G41630
Locus tag
AT2G41630
See related
TAIR:AT2G41630
Gene type
protein coding
RefSeq status
REVIEWED
Organism
Arabidopsis thaliana (ecotype: Columbia)
Lineage
Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis
Also known as
AtTFIIB1; T32G6.15; T32G6_15; TFIIB1; transcription factor IIB; transcription factor IIB 1; TRANSCRIPTION FACTOR TFIIB
Summary
Encodes a transcription factor, TFIIB1, that plays important roles in pollen tube growth, guidance, and reception as well as endosperm development and is partially functionally different from AtTFIIB2 and AtTFIIB3/AtpBRP2.
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Genomic context

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See TFIIB in Genome Data Viewer
Location:
chromosome: 2
Exon count:
7
Sequence:
Chromosome: 2; NC_003071.7 (17355299..17357622, complement)

Chromosome 2 - NC_003071.7Genomic Context describing neighboring genes Neighboring gene uncharacterized protein Neighboring gene Nucleoporin interacting component (Nup93/Nic96-like) family protein Neighboring gene miscRNA Neighboring gene ncRNA Neighboring gene Glycosyltransferase family 61 protein Neighboring gene uncharacterized protein

Genomic regions, transcripts, and products

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Genomic Sequence:
NC_003071.7

Go to nucleotide: Graphics FASTA GenBank

Bibliography

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Related articles in PubMed

  1. The Arabidopsis general transcription factor TFIIB1 (AtTFIIB1) is required for pollen tube growth and endosperm development. Zhou JJ, et al. J Exp Bot, 2013 May. PMID 23547107, Free PMC Article
  2. Large-scale Arabidopsis phosphoproteome profiling reveals novel chloroplast kinase substrates and phosphorylation networks. Reiland S, et al. Plant Physiol, 2009 Jun. PMID 19376835, Free PMC Article
  3. Pollen-expressed transcription factor 2 encodes a novel plant-specific TFIIB-related protein that is required for pollen germination and embryogenesis in Arabidopsis. Niu QK, et al. Mol Plant, 2013 Jul. PMID 23713077
  4. Arabidopsis thaliana GYRB3 does not encode a DNA gyrase subunit. Evans-Roberts KM, et al. PLoS One, 2010 Mar 26. PMID 20360860, Free PMC Article
  5. Plant homeodomain-leucine zipper I transcription factors exhibit different functional AHA motifs that selectively interact with TBP or/and TFIIB. Capella M, et al. Plant Cell Rep, 2014 Jun. PMID 24531799

See all (8) citations in PubMed

GeneRIFs: Gene References Into Functions

Interactions

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Products Interactant Other Gene Complex Source Pubs Description

General gene information

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Homology

NM_129726.4

Gene Ontology Provided by TAIR

Function Evidence Code Pubs
enables TBP-class protein binding IEA
Inferred from Electronic Annotation
more info
  
enables protein binding IPI
Inferred from Physical Interaction
more info
 PubMed 
Process Evidence Code Pubs
acts_upstream_of_or_within endosperm development IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within pollen tube guidance IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within regulation of pollen tube growth IMP
Inferred from Mutant Phenotype
more info
 PubMed 
involved_in transcription preinitiation complex assembly IEA
Inferred from Electronic Annotation
more info
  
Component Evidence Code Pubs
located_in nucleus IDA
Inferred from Direct Assay
more info
 PubMed 
located_in nucleus ISM
Inferred from Sequence Model
more info
  

General protein information

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Preferred Names
transcription factor IIB
NP_181694.1
  • transcription factor IIB (TFIIB); FUNCTIONS IN: RNA polymerase II transcription factor activity, transcription regulator activity, zinc ion binding, translation initiation factor activity; INVOLVED IN: translational initiation, regulation of transcription, DNA-dependent, transcription initiation, regulation of transcription; EXPRESSED IN: 25 plant structures; EXPRESSED DURING: 15 growth stages; CONTAINS InterPro DOMAIN/s: Transcription factor TFIIB related (InterPro:IPR000812), Cyclin-like (InterPro:IPR011028), Transcription factor TFIIB, cyclin-related (InterPro:IPR013150), Zinc finger, TFIIB-type (InterPro:IPR013137), Cyclin-related (InterPro:IPR013763), Cyclin (InterPro:IPR006670); BEST Arabidopsis thaliana protein match is: Cyclin-like family protein (TAIR:AT3G10330.1); Has 1967 Blast hits to 1965 proteins in 361 species: Archae - 538; Bacteria - 1; Metazoa - 305; Fungi - 294; Plants - 195; Viruses - 14; Other Eukaryotes - 620 (source: NCBI BLink).

NCBI Reference Sequences (RefSeq)

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Genome Annotation

The following sections contain reference sequences that belong to a specific genome build. Explain

Reference assembly

Genomic

  1. NC_003071.7 Reference assembly

    Range
    17355299..17357622 complement
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NM_129726.4 → NP_181694.1  transcription factor IIB [Arabidopsis thaliana]

    See identical proteins and their annotated locations for NP_181694.1

    Status: REVIEWED

    UniProtKB/Swiss-Prot
    P48512, Q53YU0
    UniProtKB/TrEMBL
    A0A178VYM4, A0A5S9X640, A0A7G2EFE9
    Conserved Domains (1) summary
    COG1405
    Location:6 → 298
    SUA7; Transcription initiation factor TFIIIB, Brf1 subunit/Transcription initiation factor TFIIB [Transcription]
Nucleotide Protein
Heading Accession and Version
Protein Accession Links
GenPept Link UniProtKB Link
P48512.1

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