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    SYTB Calcium-dependent lipid-binding (CaLB domain) family protein [ Arabidopsis thaliana (thale cress) ]

    Gene ID: 838597, updated on 18-Sep-2024

    Summary

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    Official Symbol
    SYTB
    Official Full Name
    Calcium-dependent lipid-binding (CaLB domain) family protein
    Primary source
    TAIR:AT1G20080
    Locus tag
    AT1G20080
    See related
    Araport:AT1G20080
    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
    ATSYTB; NTMC2T1.2; NTMC2TYPE1.2; synaptotagmin 2; SYT2; T20H2.13; T20H2_13
    Summary
    Encodes a synaptotagmin localized on the Golgi apparatus and that regulates protein secretion via the unconventional protein transport from the cytosol to the extracellular matrix in plant cells.
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    Genomic context

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    See SYTB in Genome Data Viewer
    Location:
    chromosome: 1
    Exon count:
    14
    Sequence:
    Chromosome: 1; NC_003070.9 (6962030..6965443)

    Chromosome 1 - NC_003070.9Genomic Context describing neighboring genes Neighboring gene ncRNA Neighboring gene ncRNA Neighboring gene RHO-related protein from plants 2 Neighboring gene DNA ligase-like 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. Arabidopsis Synaptotagmin 2 Participates in Pollen Germination and Tube Growth and Is Delivered to Plasma Membrane via Conventional Secretion. Wang H, et al. Mol Plant, 2015 Dec 7. PMID 26384245
    2. Golgi apparatus-localized synaptotagmin 2 is required for unconventional secretion in Arabidopsis. Zhang H, et al. PLoS One, 2011. PMID 22140429, Free PMC Article
    3. Sequence and analysis of chromosome 1 of the plant Arabidopsis thaliana. Theologis A, et al. Nature, 2000 Dec 14. PMID 11130712

    GeneRIFs: Gene References Into Functions

    What's a GeneRIF?
    1. SYT2 was required for pollen germination and pollen tube growth, and was involved in conventional exocytosis.
      Title: Arabidopsis Synaptotagmin 2 Participates in Pollen Germination and Tube Growth and Is Delivered to Plasma Membrane via Conventional Secretion.
    2. Arabidopsis synaptotagmin SYT2 was localized on the Golgi apparatus and regulates HYG(R)-GFP secretion via the unconventional protein transport from the cytosol to the extracellular matrix in plant cells.[SYT2]
      Title: Golgi apparatus-localized synaptotagmin 2 is required for unconventional secretion in Arabidopsis.
    Submit: New GeneRIF Correction

    General gene information

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    NM_001332435.1
    NM_001332438.1
    NM_101862.5

    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 protein secretion IMP
    Inferred from Mutant Phenotype
    more info
    		 PubMed 
    Component Evidence Code Pubs
    located_in Golgi apparatus IDA
    Inferred from Direct Assay
    more info
    		 PubMed 
    located_in plasma membrane ISM
    Inferred from Sequence Model
    more info
    		  

    General protein information

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    Preferred Names
    Calcium-dependent lipid-binding (CaLB domain) family protein
    NP_001319049.1
    • SYTB; FUNCTIONS IN: molecular_function unknown; INVOLVED IN: biological_process unknown; LOCATED IN: endomembrane system; EXPRESSED IN: 6 plant structures; EXPRESSED DURING: L mature pollen stage, M germinated pollen stage, 4 anthesis, petal differentiation and expansion stage; CONTAINS InterPro DOMAIN/s: C2 membrane targeting protein (InterPro:IPR018029), C2 calcium/lipid-binding domain, CaLB (InterPro:IPR008973), C2 region (InterPro:IPR020477), C2 calcium-dependent membrane targeting (InterPro:IPR000008); BEST Arabidopsis thaliana protein match is: synaptotagmin A (TAIR:AT2G20990.1); Has 7272 Blast hits to 5651 proteins in 270 species: Archae - 0; Bacteria - 0; Metazoa - 4705; Fungi - 871; Plants - 1207; Viruses - 0; Other Eukaryotes - 489 (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
      6962030..6965443
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_001332436.1 → NP_001322430.1  Calcium-dependent lipid-binding (CaLB domain) family protein [Arabidopsis thaliana]

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      B6ETT4, Q9LNT5
      UniProtKB/TrEMBL
      A0A654EC96

    2. NM_001332437.1 → NP_001322431.1  Calcium-dependent lipid-binding (CaLB domain) family protein [Arabidopsis thaliana]

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      B6ETT4, Q9LNT5
      UniProtKB/TrEMBL
      A0A654EC96

    3. NM_001332435.1 → NP_001319049.1  Calcium-dependent lipid-binding (CaLB domain) family protein [Arabidopsis thaliana]

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      B6ETT4, Q9LNT5
      UniProtKB/TrEMBL
      A0A654EC96

    4. NM_001332438.1 → NP_001322429.1  Calcium-dependent lipid-binding (CaLB domain) family protein [Arabidopsis thaliana]

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      B6ETT4, Q9LNT5
      UniProtKB/TrEMBL
      A0A654EC96

    5. NM_101862.5 → NP_173436.4  Calcium-dependent lipid-binding (CaLB domain) family protein [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_173436.4

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      B6ETT4, Q9LNT5
      UniProtKB/TrEMBL
      A0A654EC96
      Conserved Domains (2) summary
      pfam00168
      Location:260 → 364
      C2; C2 domain
      pfam17047
      Location:67 → 249
      SMP_LBD; Synaptotagmin-like mitochondrial-lipid-binding domain
    Nucleotide Protein
    Heading Accession and Version
    Protein Accession Links
    GenPept Link UniProtKB Link
    B6ETT4.1

    Gene LinkOut

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