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    Ir20a Ionotropic receptor 20a [ Drosophila melanogaster (fruit fly) ]

    Gene ID: 33126, updated on 9-Dec-2024

    Summary

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    Official Symbol
    Ir20aprovided by FlyBase
    Official Full Name
    Ionotropic receptor 20aprovided by FlyBase
    Primary source
    FLYBASE:FBgn0031181
    Locus tag
    Dmel_CG14584
    See related
    AllianceGenome:FB:FBgn0031181
    Gene type
    protein coding
    RefSeq status
    REVIEWED
    Organism
    Drosophila melanogaster
    Lineage
    Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota; Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Ephydroidea; Drosophilidae; Drosophila; Sophophora
    Also known as
    20a; CG14584; DmelIR20a; Dmel\CG14584; IR20a
    Summary
    Predicted to enable ligand-gated monoatomic ion channel activity. Predicted to be involved in detection of chemical stimulus. Predicted to be located in membrane. Is expressed in adult abdominal segment; gustatory receptor neurons; labral sense organ neurons; and tarsal segment 5. [provided by Alliance of Genome Resources, Dec 2024]
    Orthologs
    all
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    Genomic context

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    See Ir20a in Genome Data Viewer
    Location:
    20A1-20A1; 1-66 cM
    Exon count:
    1
    Annotation release Status Assembly Chr Location
    Release 6.54 current Release 6 plus ISO1 MT (GCF_000001215.4) X NC_004354.4 (21477254..21478945, complement)
    Release 5.57 previous assembly Release 5 (GCF_000001215.2) X NC_004354.3 (21348281..21349972, complement)

    Chromosome X - NC_004354.4Genomic Context describing neighboring genes Neighboring gene long non-coding RNA:CR45507 Neighboring gene long non-coding RNA:CR45508 Neighboring gene long non-coding RNA:CR45509 Neighboring gene long non-coding RNA:CR45510

    Genomic regions, transcripts, and products

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    Go to nucleotide: Graphics FASTA GenBank

    Bibliography

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    Related articles in PubMed

    1. A receptor and neuron that activate a circuit limiting sucrose consumption. Joseph RM, et al. Elife, 2017 Mar 23. PMID 28332980, Free PMC Article
    2. Arthropod repellent interactions with olfactory receptors and ionotropic receptors analyzed by molecular modeling. Renthal R. Curr Res Insect Sci, 2024. PMID 38765913, Free PMC Article
    3. Combinatorial Pharyngeal Taste Coding for Feeding Avoidance in Adult Drosophila. Chen YD, et al. Cell Rep, 2019 Oct 22. PMID 31644916, Free PMC Article
    4. Calcium Taste Avoidance in Drosophila. Lee Y, et al. Neuron, 2018 Jan 3. PMID 29276056, Free PMC Article
    5. Candidate ionotropic taste receptors in the Drosophila larva. Stewart S, et al. Proc Natl Acad Sci U S A, 2015 Apr 7. PMID 25825777, Free PMC Article

    See all (36) 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

    Gene Ontology Provided by FlyBase

    Function Evidence Code Pubs
    enables ligand-gated monoatomic ion channel activity ISM
    Inferred from Sequence Model
    more info
    		 PubMed 
    Process Evidence Code Pubs
    involved_in detection of chemical stimulus ISS
    Inferred from Sequence or Structural Similarity
    more info
    		 PubMed 
    Component Evidence Code Pubs
    located_in membrane ISM
    Inferred from Sequence Model
    more info
    		 PubMed 

    General protein information

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    Preferred Names
    ionotropic receptor 20a
    Names
    CG14584-PA
    Ir20a-PA

    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_004354.4 Reference assembly

      Range
      21477254..21478945 complement
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_134612.1 → NP_608456.1  ionotropic receptor 20a [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_608456.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      Q9VRI8
      Related
      FBpp0076909, FBtr0077213
    Nucleotide Protein
    Heading Accession and Version
    Protein Accession Links
    GenPept Link UniProtKB Link
    Q9VRI8 Q9VRI8

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