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    PTAC2 plastid transcriptionally active 2 [ Arabidopsis thaliana (thale cress) ]

    Gene ID: 843824, updated on 18-Sep-2024

    Summary

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    Official Symbol
    PTAC2
    Official Full Name
    plastid transcriptionally active 2
    Primary source
    TAIR:AT1G74850
    Locus tag
    AT1G74850
    See related
    Araport:AT1G74850
    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
    F25A4.18; F25A4_18; PDE343; PIGMENT DEFECTIVE 343; plastid transcriptionally active 2
    Summary
    Present in transcriptionally active plastid chromosomes. Involved in plastid gene expression.
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    Genomic context

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    See PTAC2 in Genome Data Viewer
    Location:
    chromosome: 1
    Exon count:
    4
    Sequence:
    Chromosome: 1; NC_003070.9 (28118664..28122577, complement)

    Chromosome 1 - NC_003070.9Genomic Context describing neighboring genes Neighboring gene myosin-binding protein, putative (Protein of unknown function, DUF593) Neighboring gene Homeodomain-like superfamily protein Neighboring gene uncharacterized protein Neighboring gene RING/U-box superfamily protein Neighboring gene F-box protein

    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. Signals from chloroplasts converge to regulate nuclear gene expression. Koussevitzky S, et al. Science, 2007 May 4. PMID 17395793
    2. An Arabidopsis pentatricopeptide repeat protein, SUPPRESSOR OF VARIEGATION7, is required for FtsH-mediated chloroplast biogenesis. Liu X, et al. Plant Physiol, 2010 Dec. PMID 20935174, Free PMC Article
    3. pTAC2, -6, and -12 are components of the transcriptionally active plastid chromosome that are required for plastid gene expression. Pfalz J, et al. Plant Cell, 2006 Jan. PMID 16326926, Free PMC Article
    4. Sorting signals, N-terminal modifications and abundance of the chloroplast proteome. Zybailov B, et al. PLoS One, 2008 Apr 23. PMID 18431481, Free PMC Article
    5. A Pan-plant Protein Complex Map Reveals Deep Conservation and Novel Assemblies. McWhite CD, et al. Cell, 2020 Apr 16. PMID 32191846, Free PMC Article

    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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    Homology

    NM_106143.3

    Gene Ontology Provided by TAIR

    Function Evidence Code Pubs
    enables molecular_function ND
    No biological Data available
    more info
    		  
    Process Evidence Code Pubs
    acts_upstream_of_or_within plastid transcription IMP
    Inferred from Mutant Phenotype
    more info
    		 PubMed 
    acts_upstream_of_or_within positive regulation of DNA-templated transcription IMP
    Inferred from Mutant Phenotype
    more info
    		 PubMed 
    Component Evidence Code Pubs
    located_in chloroplast HDA PubMed 
    located_in chloroplast IDA
    Inferred from Direct Assay
    more info
    		 PubMed 
    located_in chloroplast ISM
    Inferred from Sequence Model
    more info
    		  
    located_in chloroplast nucleoid HDA PubMed 

    General protein information

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    Preferred Names
    plastid transcriptionally active 2
    NP_177623.1
    • plastid transcriptionally active 2 (PTAC2); INVOLVED IN: positive regulation of transcription, DNA-dependent, transcription from plastid promoter; LOCATED IN: plastid chromosome, chloroplast, nucleoid; EXPRESSED IN: 21 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Pentatricopeptide repeat (InterPro:IPR002885), Smr protein/MutS2 C-terminal (InterPro:IPR002625); BEST Arabidopsis thaliana protein match is: Pentatricopeptide repeat (PPR) superfamily protein (TAIR:AT5G02860.1); Has 58866 Blast hits to 15377 proteins in 307 species: Archae - 6; Bacteria - 74; Metazoa - 884; Fungi - 1027; Plants - 54432; Viruses - 0; Other Eukaryotes - 2443 (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
      28118664..28122577 complement
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_106143.3 → NP_177623.1  plastid transcriptionally active 2 [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_177623.1

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      Q9S7Q2
      UniProtKB/TrEMBL
      A0A178WNJ2, A0A5S9WUF6, A0A654EQJ4
      Conserved Domains (5) summary
      smart00463
      Location:710 → 796
      SMR; Small MutS-related domain
      PLN03218
      Location:138 → 493
      PLN03218; maturation of RBCL 1; Provisional
      sd00004
      Location:143 → 170
      PPR; PPR repeat [structural motif]
      pfam13041
      Location:529 → 564
      PPR_2; PPR repeat family
      pfam17177
      Location:461 → 621
      PPR_long; Pentacotripeptide-repeat region of PRORP
    Nucleotide Protein
    Heading Accession and Version
    Protein Accession Links
    GenPept Link UniProtKB Link
    Q9S7Q2.1

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