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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

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