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AtHB23 homeobox protein 23 [ Arabidopsis thaliana (thale cress) ]

Gene ID: 839587, updated on 18-Sep-2024

Summary

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Official Symbol
AtHB23
Official Full Name
homeobox protein 23
Primary source
TAIR:AT1G26960
Locus tag
AT1G26960
See related
Araport:AT1G26960
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
HB23; homeobox protein 23; T2P11.15; T2P11_15
Summary
Encodes a homeodomain leucine zipper class I (HD-Zip I) protein.
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Genomic context

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See AtHB23 in Genome Data Viewer
Location:
chromosome: 1
Exon count:
3
Sequence:
Chromosome: 1; NC_003070.9 (9355827..9357502)

Chromosome 1 - NC_003070.9Genomic Context describing neighboring genes Neighboring gene basic helix-loop-helix (bHLH) DNA-binding superfamily protein Neighboring gene pseudo Neighboring gene Protein kinase superfamily protein Neighboring gene ncRNA

Genomic regions, transcripts, and products

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Genomic Sequence:
NC_003070.9

Go to nucleotide: Graphics FASTA GenBank

Bibliography

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Related articles in PubMed

  1. AtHB23 participates in the gene regulatory network controlling root branching, and reveals differences between secondary and tertiary roots. Perotti MF, et al. Plant J, 2019 Dec. PMID 31444832
  2. ATHB23, an Arabidopsis class I homeodomain-leucine zipper gene, is expressed in the adaxial region of young leaves. Kim YK, et al. Plant Cell Rep, 2007 Aug. PMID 17387478
  3. A complex tissue-specific interplay between the Arabidopsis transcription factors AtMYB68, AtHB23, and AtPHL1 modulates primary and lateral root development and adaptation to salinity. Spies FP, et al. Plant J, 2023 Aug. PMID 37165773
  4. The homeodomain-leucine zipper ATHB23, a phytochrome B-interacting protein, is important for phytochrome B-mediated red light signaling. Choi H, et al. Physiol Plant, 2014 Feb. PMID 23964902
  5. The Arabidopsis zinc finger-homeodomain genes encode proteins with unique biochemical properties that are coordinately expressed during floral development. Tan QK, et al. Plant Physiol, 2006 Mar. PMID 16428600, Free PMC Article

See all (10) citations in PubMed

GeneRIFs: Gene References Into Functions

What's a GeneRIF?
  1. ATHB23 transcription factor is a novel component of the phyB-mediated red light signaling pathway.
    Title: The homeodomain-leucine zipper ATHB23, a phytochrome B-interacting protein, is important for phytochrome B-mediated red light signaling.
  2. results indicate that ATHB23 is under the control of GA and other activators such as PHB, and is involved in establishing polarity during leaf development
    Title: ATHB23, an Arabidopsis class I homeodomain-leucine zipper gene, is expressed in the adaxial region of young leaves.
Submit: New GeneRIF Correction

Interactions

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Products Interactant Other Gene Complex Source Pubs Description

General gene information

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Homology

NM_102460.4

Gene Ontology Provided by TAIR

Function Evidence Code Pubs
enables DNA-binding transcription factor activity ISS
Inferred from Sequence or Structural Similarity
more info
 PubMed 
enables DNA-binding transcription factor activity, RNA polymerase II-specific IEA
Inferred from Electronic Annotation
more info
  
enables protein binding IPI
Inferred from Physical Interaction
more info
 PubMed 
enables transcription cis-regulatory region binding IPI
Inferred from Physical Interaction
more info
 PubMed 
Process Evidence Code Pubs
acts_upstream_of_or_within lateral root development IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within lateral root formation IDA
Inferred from Direct Assay
more info
 PubMed 
involved_in regulation of response to salt stress IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within response to gibberellin IEP
Inferred from Expression Pattern
more info
 PubMed 
involved_in root development IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within root system development IDA
Inferred from Direct Assay
more info
 PubMed 
Component Evidence Code Pubs
located_in nucleus ISM
Inferred from Sequence Model
more info
  

General protein information

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Preferred Names
homeobox protein 23
NP_564268.1
  • homeobox protein 23 (AtHB23); FUNCTIONS IN: DNA binding, sequence-specific DNA binding transcription factor activity; INVOLVED IN: response to gibberellin stimulus, regulation of transcription, DNA-dependent; LOCATED IN: nucleus; EXPRESSED IN: 24 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Homeobox, conserved site (InterPro:IPR017970), Homeobox (InterPro:IPR001356), Homeodomain-like (InterPro:IPR009057), Helix-turn-helix motif, lambda-like repressor (InterPro:IPR000047), Leucine zipper, homeobox-associated (InterPro:IPR003106), Homeodomain-related (InterPro:IPR012287); BEST Arabidopsis thaliana protein match is: Homeobox-leucine zipper protein family (TAIR:AT1G69780.1); Has 11101 Blast hits to 11053 proteins in 666 species: Archae - 0; Bacteria - 4; Metazoa - 8567; Fungi - 242; Plants - 2058; Viruses - 5; Other Eukaryotes - 225 (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_003070.9 Reference assembly

    Range
    9355827..9357502
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NM_102460.4 → NP_564268.1  homeobox protein 23 [Arabidopsis thaliana]

    See identical proteins and their annotated locations for NP_564268.1

    Status: REVIEWED

    UniProtKB/Swiss-Prot
    Q8LFD3, Q9ZVG2
    UniProtKB/TrEMBL
    A0A178WKR8, A0A5S9VZX5
    Conserved Domains (2) summary
    smart00389
    Location:71 → 124
    HOX; Homeodomain
    pfam02183
    Location:126 → 168
    HALZ; Homeobox associated leucine zipper
Nucleotide Protein
Heading Accession and Version
Protein Accession Links
GenPept Link UniProtKB Link
Q8LFD3.1

Gene LinkOut

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