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    LHCA2 photosystem I light harvesting complex protein [ Arabidopsis thaliana (thale cress) ]

    Gene ID: 825320, updated on 18-Sep-2024

    Summary

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    Official Symbol
    LHCA2
    Official Full Name
    photosystem I light harvesting complex protein
    Primary source
    TAIR:AT3G61470
    Locus tag
    AT3G61470
    See related
    Araport:AT3G61470
    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
    LHCI-680; photosystem I light harvesting complex gene 2
    Summary
    Encodes a component of the light harvesting antenna complex of photosystem I.
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    Genomic context

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    See LHCA2 in Genome Data Viewer
    Location:
    chromosome: 3
    Exon count:
    4
    Sequence:
    Chromosome: 3; NC_003074.8 (22745514..22747444)

    Chromosome 3 - NC_003074.8Genomic Context describing neighboring genes Neighboring gene syntaxin of plants 73 Neighboring gene brassinosteroid-responsive RING-H2 Neighboring gene Quinoprotein amine dehydrogenase, beta chain-like; RIC1-like guanyl-nucleotide exchange factor Neighboring gene Pectin lyase-like superfamily protein

    Genomic regions, transcripts, and products

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    Genomic Sequence:
    NC_003074.8

    Go to nucleotide: Graphics FASTA GenBank

    Bibliography

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    Related articles in PubMed

    1. Differential expression in Arabidopsis of Lhca2, a PSI cab gene. Zhang H, et al. Plant Mol Biol, 1994 Jun. PMID 8049378
    2. The light-harvesting complexes of higher-plant Photosystem I: Lhca1/4 and Lhca2/3 form two red-emitting heterodimers. Wientjes E, et al. Biochem J, 2011 Feb 1. PMID 21083539
    3. Lhca5 interaction with plant photosystem I. Lucinski R, et al. FEBS Lett, 2006 Nov 27. PMID 17107674
    4. The role of Lhca complexes in the supramolecular organization of higher plant photosystem I. Wientjes E, et al. J Biol Chem, 2009 Mar 20. PMID 19139095, Free PMC Article
    5. The PSI-K subunit of photosystem I is involved in the interaction between light-harvesting complex I and the photosystem I reaction center core. Jensen PE, et al. J Biol Chem, 2000 Aug 11. PMID 10818090

    See all (18) citations in PubMed

    GeneRIFs: Gene References Into Functions

    What's a GeneRIF?
    1. Lhca2/3 and Lhca1/4 form two functional heterodimers
      Title: The light-harvesting complexes of higher-plant Photosystem I: Lhca1/4 and Lhca2/3 form two red-emitting heterodimers.
    2. the binding of Lhca1/4 and Lhca2/3 dimers to the core is not interdependent, although weak binding of Lhca2/3 to the core is stabilized by the presence of Lhca4.
      Title: The role of Lhca complexes in the supramolecular organization of higher plant photosystem I.
    3. rarely expressed Lhca5 light-harvesting protein interacts with Light Harvesting Complex I in the Lhca2/Lhca3-site.
      Title: Lhca5 interaction with plant photosystem I.
    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_116012.5

    Gene Ontology Provided by TAIR

    Function Evidence Code Pubs
    enables chlorophyll binding ISS
    Inferred from Sequence or Structural Similarity
    more info
    		 PubMed 
    enables protein binding IPI
    Inferred from Physical Interaction
    more info
    		 PubMed 
    Process Evidence Code Pubs
    involved_in photosynthesis, light harvesting in photosystem I IDA
    Inferred from Direct Assay
    more info
    		 PubMed 
    acts_upstream_of_or_within photosynthesis, light harvesting in photosystem I TAS
    Traceable Author Statement
    more info
    		  
    involved_in response to cold IEP
    Inferred from Expression Pattern
    more info
    		 PubMed 
    involved_in response to high light intensity IEP
    Inferred from Expression Pattern
    more info
    		 PubMed 
    involved_in response to low light intensity stimulus IEP
    Inferred from Expression Pattern
    more info
    		 PubMed 
    Component Evidence Code Pubs
    located_in chloroplast HDA PubMed 
    located_in chloroplast ISM
    Inferred from Sequence Model
    more info
    		  
    located_in chloroplast thylakoid HDA PubMed 
    located_in chloroplast thylakoid membrane HDA PubMed 
    located_in chloroplast thylakoid membrane IDA
    Inferred from Direct Assay
    more info
    		 PubMed 
    located_in cytosol HDA PubMed 
    part_of photosystem I antenna complex TAS
    Traceable Author Statement
    more info
    		  
    located_in thylakoid HDA PubMed 

    General protein information

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    Preferred Names
    photosystem I light harvesting complex protein
    NP_191706.2
    • photosystem I light harvesting complex gene 2 (LHCA2); FUNCTIONS IN: chlorophyll binding; INVOLVED IN: photosynthesis, light harvesting in photosystem I, photosynthesis; LOCATED IN: in 6 components; EXPRESSED IN: leaf; EXPRESSED DURING: seedling growth; CONTAINS InterPro DOMAIN/s: Chlorophyll A-B binding protein (InterPro:IPR001344); BEST Arabidopsis thaliana protein match is: photosystem I light harvesting complex gene 6 (TAIR:AT1G19150.1); Has 30201 Blast hits to 17322 proteins in 780 species: Archae - 12; Bacteria - 1396; Metazoa - 17338; Fungi - 3422; Plants - 5037; Viruses - 0; Other Eukaryotes - 2996 (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_003074.8 Reference assembly

      Range
      22745514..22747444
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_116012.5 → NP_191706.2  photosystem I light harvesting complex protein [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_191706.2

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      Q9M320, Q9SYW8
      UniProtKB/TrEMBL
      A0A178V6C5, A0A5S9XN12, A0A654FJS0
      Conserved Domains (1) summary
      cl02879
      Location:50 → 255
      Chloroa_b-bind; Chlorophyll A-B binding protein
    Nucleotide Protein
    Heading Accession and Version
    Protein Accession Links
    GenPept Link UniProtKB Link
    Q9SYW8.1

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