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    IKU1 VQ motif-containing protein [ Arabidopsis thaliana (thale cress) ]

    Gene ID: 818090, updated on 18-Sep-2024

    Summary

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    Official Symbol
    IKU1
    Official Full Name
    VQ motif-containing protein
    Primary source
    TAIR:AT2G35230
    Locus tag
    AT2G35230
    See related
    Araport:AT2G35230
    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
    HAIKU1; T4C15.10; T4C15_10
    Summary
    Contains a plant-specific VQ motif. Involved in endosperm growth and seed size determination. IKU1 is expressed in the early endosperm and its progenitor, the central cell.IKU1 interacts with MINI3 in the yeast two-hybrid system.
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    Genomic context

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    See IKU1 in Genome Data Viewer
    Location:
    chromosome: 2
    Exon count:
    1
    Sequence:
    Chromosome: 2; NC_003071.7 (14842291..14844465)

    Chromosome 2 - NC_003071.7Genomic Context describing neighboring genes Neighboring gene plant/protein Neighboring gene ncRNA Neighboring gene tRNA-Met Neighboring gene plastid developmental protein DAG Neighboring gene NEP-interacting protein, putative (DUF239)

    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 VQ motif protein IKU1 regulates endosperm growth and seed size in Arabidopsis. Wang A, et al. Plant J, 2010 Aug. PMID 20545893
    2. Arabidopsis haiku mutants reveal new controls of seed size by endosperm. Garcia D, et al. Plant Physiol, 2003 Apr. PMID 12692325, Free PMC Article
    3. The Arabidopsis thaliana mitogen-activated protein kinases MPK3 and MPK6 target a subclass of 'VQ-motif'-containing proteins to regulate immune responses. Pecher P, et al. New Phytol, 2014 Jul. PMID 24750137
    4. Sequence and analysis of chromosome 2 of the plant Arabidopsis thaliana. Lin X, et al. Nature, 1999 Dec 16. PMID 10617197

    GeneRIFs: Gene References Into Functions

    What's a GeneRIF?
    1. Data show that IKU1 (At2g35230) gene mutants cause reduced endosperm growth and the production of small seeds.
      Title: The VQ motif protein IKU1 regulates endosperm growth and seed size in Arabidopsis.
    Submit: New GeneRIF Correction

    General gene information

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    NM_001336551.1
    NM_129075.4
    NM_201875.1

    Gene Ontology Provided by TAIR

    Function Evidence Code Pubs
    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 regulation of seed growth IMP
    Inferred from Mutant Phenotype
    more info
    		 PubMed 
    Component Evidence Code Pubs
    located_in nucleus ISM
    Inferred from Sequence Model
    more info
    		  
    located_in polar nucleus IDA
    Inferred from Direct Assay
    more info
    		 PubMed 

    General protein information

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    Preferred Names
    VQ motif-containing protein
    NP_181066.1
    • IKU1; FUNCTIONS IN: molecular_function unknown; INVOLVED IN: regulation of seed growth, endosperm development; LOCATED IN: polar nucleus; EXPRESSED IN: 25 plant structures; EXPRESSED DURING: 14 growth stages; CONTAINS InterPro DOMAIN/s: VQ (InterPro:IPR008889); BEST Arabidopsis thaliana protein match is: hydroxyproline-rich glycoprotein family protein (TAIR:AT1G32610.2); Has 32531 Blast hits to 21168 proteins in 1133 species: Archae - 22; Bacteria - 2536; Metazoa - 15453; Fungi - 6059; Plants - 4197; Viruses - 550; Other Eukaryotes - 3714 (source: NCBI BLink).
    NP_973604.1
    • VQ motif-containing protein; BEST Arabidopsis thaliana protein match is: hydroxyproline-rich glycoprotein family protein (TAIR:AT1G32610.2); Has 35333 Blast hits to 34131 proteins in 2444 species: Archae - 798; Bacteria - 22429; Metazoa - 974; Fungi - 991; Plants - 531; Viruses - 0; Other Eukaryotes - 9610 (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
      14842291..14844465
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_129075.4 → NP_181066.1  VQ motif-containing protein [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_181066.1

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      O82170
      UniProtKB/TrEMBL
      A0A178VN96, A0A5S9X439, A0A654F4A5
      Conserved Domains (2) summary
      PRK10263
      Location:101 → 309
      PRK10263; DNA translocase FtsK; Provisional
      pfam05678
      Location:44 → 67
      VQ; VQ motif

    2. NM_001336551.1 → NP_001324419.1  VQ motif-containing protein [Arabidopsis thaliana]

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      O82170
      UniProtKB/TrEMBL
      A0A178VN96, A0A5S9X439, A0A654F4A5
      Conserved Domains (2) summary
      PRK10263
      Location:101 → 309
      PRK10263; DNA translocase FtsK; Provisional
      pfam05678
      Location:44 → 67
      VQ; VQ motif

    3. NM_201875.1 → NP_973604.1  VQ motif-containing protein [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_973604.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      Q3EBM8
      Conserved Domains (1) summary
      TIGR01628
      Location:87 → 217
      PABP-1234; polyadenylate binding protein, human types 1, 2, 3, 4 family
    Nucleotide Protein
    Heading Accession and Version
    Protein Accession Links
    GenPept Link UniProtKB Link
    O82170.1

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