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    AMT2 ammonium transporter 2 [ Arabidopsis thaliana (thale cress) ]

    Gene ID: 818409, updated on 18-Sep-2024

    Summary

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    Official Symbol
    AMT2
    Official Full Name
    ammonium transporter 2
    Primary source
    TAIR:AT2G38290
    Locus tag
    AT2G38290
    See related
    Araport:AT2G38290
    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
    ammonium transporter 2; AMMONIUM TRANSPORTER 2; AMMONIUM TRANSPORTER 2;1; AMT2;1; ATAMT2; F16M14.22; F16M14_22
    Summary
    encodes a high-affinity ammonium transporter, which is expressed in shoot and root. Expression in root and shoot is under nitrogen and carbon dioxide regulation, respectively.
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    Genomic context

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    See AMT2 in Genome Data Viewer
    Location:
    chromosome: 2
    Exon count:
    5
    Sequence:
    Chromosome: 2; NC_003071.7 (16039430..16042521, complement)

    Chromosome 2 - NC_003071.7Genomic Context describing neighboring genes Neighboring gene CAX-interacting protein 2 Neighboring gene AMP deaminase, putative / myoadenylate deaminase Neighboring gene myb-like HTH transcriptional regulator family protein Neighboring gene PYR1-like 4

    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. Channel-like NH3 flux by ammonium transporter AtAMT2. Neuhäuser B, et al. FEBS Lett, 2009 Sep 3. PMID 19635480
    2. Characterization of Arabidopsis AtAMT2, a high-affinity ammonium transporter of the plasma membrane. Sohlenkamp C, et al. Plant Physiol, 2002 Dec. PMID 12481062, Free PMC Article
    3. Nematode-induced changes of transporter gene expression in Arabidopsis roots. Hammes UZ, et al. Mol Plant Microbe Interact, 2005 Dec. PMID 16478044
    4. Arabidopsis plasmodesmal proteome. Fernandez-Calvino L, et al. PLoS One, 2011 Apr 20. PMID 21533090, Free PMC Article
    5. Border control--a membrane-linked interactome of Arabidopsis. Jones AM, et al. Science, 2014 May 16. PMID 24833385

    See all (6) 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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    NM_129385.5
    NM_201905.1

    Gene Ontology Provided by TAIR

    Function Evidence Code Pubs
    enables ammonium channel activity IDA
    Inferred from Direct Assay
    more info
    		 PubMed 
    enables ammonium channel activity ISS
    Inferred from Sequence or Structural Similarity
    more info
    		  
    Process Evidence Code Pubs
    acts_upstream_of_or_within response to nematode HEP PubMed 
    Component Evidence Code Pubs
    located_in cytoplasm ISM
    Inferred from Sequence Model
    more info
    		  
    located_in plasma membrane IDA
    Inferred from Direct Assay
    more info
    		 PubMed 
    located_in plasma membrane ISM
    Inferred from Sequence Model
    more info
    		  
    located_in plasmodesma HDA PubMed 

    General protein information

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    Preferred Names
    ammonium transporter 2
    NP_181363.1
    • ammonium transporter 2 (AMT2); FUNCTIONS IN: ammonium transmembrane transporter activity, high affinity secondary active ammonium transmembrane transporter activity; INVOLVED IN: ammonium transport, response to nematode, cellular response to nitrogen starvation; LOCATED IN: plasma membrane; EXPRESSED IN: 24 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Ammonium transporter (InterPro:IPR001905), Blood group Rhesus C/E/D polypeptide (InterPro:IPR002229), Ammonium transporter, conserved site (InterPro:IPR018047); BEST Arabidopsis thaliana protein match is: ammonium transporter 1;1 (TAIR:AT4G13510.1); Has 10296 Blast hits to 10279 proteins in 2052 species: Archae - 227; Bacteria - 4609; Metazoa - 555; Fungi - 427; Plants - 543; Viruses - 0; Other Eukaryotes - 3935 (source: NCBI BLink).
    NP_973634.1
    • ammonium transporter 2 (AMT2); FUNCTIONS IN: ammonium transmembrane transporter activity, high affinity secondary active ammonium transmembrane transporter activity; INVOLVED IN: ammonium transport, response to nematode, cellular response to nitrogen starvation; LOCATED IN: plasma membrane; EXPRESSED IN: 24 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Ammonium transporter (InterPro:IPR001905), Blood group Rhesus C/E/D polypeptide (InterPro:IPR002229), Ammonium transporter, conserved site (InterPro:IPR018047); BEST Arabidopsis thaliana protein match is: ammonium transporter 1;2 (TAIR:AT1G64780.1); 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
      16039430..16042521 complement
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_129385.5 → NP_181363.1  ammonium transporter 2 [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_181363.1

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      Q1JPN2, Q9M6N7
      UniProtKB/TrEMBL
      A0A178VPT9, A0A5S9X517, A0A654EZX6
      Conserved Domains (1) summary
      COG0004
      Location:16 → 435
      AmtB; Ammonia channel protein AmtB [Inorganic ion transport and metabolism]

    2. NM_201905.1 → NP_973634.1  ammonium transporter 2 [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_973634.1

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      Q9M6N7
      Conserved Domains (1) summary
      cl03012
      Location:1 → 319
      Ammonium_transp; Ammonium Transporter Family
    Nucleotide Protein
    Heading Accession and Version
    Protein Accession Links
    GenPept Link UniProtKB Link
    Q9M6N7.2

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