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    SUS3 sucrose synthase 3 [ Arabidopsis thaliana (thale cress) ]

    Gene ID: 828081, updated on 18-Sep-2024

    Summary

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    Official Symbol
    SUS3
    Official Full Name
    sucrose synthase 3
    Primary source
    TAIR:AT4G02280
    Locus tag
    AT4G02280
    See related
    Araport:AT4G02280
    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
    ATSUS3; sucrose synthase 3; T2H3.8; T2H3_8
    Summary
    Encodes a protein with sucrose synthase activity (SUS3). It appears to be important for sucrose metabolism in developing seeds, especially during the late maturation phase, about 18 days after flowering.
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    Genomic context

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    See SUS3 in Genome Data Viewer
    Location:
    chromosome: 4
    Exon count:
    12
    Sequence:
    Chromosome: 4; NC_003075.7 (994726..998991)

    Chromosome 4 - NC_003075.7Genomic Context describing neighboring genes Neighboring gene RELA/SPOT homolog 1 Neighboring gene root hair specific 13 Neighboring gene glycosyl hydrolase 9B13 Neighboring gene ncRNA

    Genomic regions, transcripts, and products

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    Genomic Sequence:
    NC_003075.7

    Go to nucleotide: Graphics FASTA GenBank

    Bibliography

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    Related articles in PubMed

    1. Arabidopsis Sucrose Synthase 3 (SUS3) regulates starch accumulation in guard cells at the end of day. Piro L, et al. Plant Signal Behav, 2023 Dec 31. PMID 36774587, Free PMC Article
    2. Sucrose synthase activity in the sus1/sus2/sus3/sus4 Arabidopsis mutant is sufficient to support normal cellulose and starch production. Baroja-Fernández E, et al. Proc Natl Acad Sci U S A, 2012 Jan 3. PMID 22184213, Free PMC Article
    3. Arabidopsis sucrose synthase 2 and 3 modulate metabolic homeostasis and direct carbon towards starch synthesis in developing seeds. Angeles-Núñez JG, et al. Planta, 2010 Aug. PMID 20559653
    4. Regulation of AtSUS2 and AtSUS3 by glucose and the transcription factor LEC2 in different tissues and at different stages of Arabidopsis seed development. Angeles-Núñez JG, et al. Plant Mol Biol, 2012 Mar. PMID 22228409
    5. Structure and expression profile of the sucrose synthase multigene family in Arabidopsis. Baud S, et al. J Exp Bot, 2004 Feb. PMID 14739263

    See all (8) citations in PubMed

    GeneRIFs: Gene References Into Functions

    What's a GeneRIF?
    1. Arabidopsis Sucrose Synthase 3 (SUS3) regulates starch accumulation in guard cells at the end of day.
      Title: Arabidopsis Sucrose Synthase 3 (SUS3) regulates starch accumulation in guard cells at the end of day.
    2. Role and expression pattern of SUS3 in seed development.LEC2 is required for cotyledon-specific expression of SUS2 and SUS3 genes but it is not responsible for expression in the radicle tip during embryo development.
      Title: Regulation of AtSUS2 and AtSUS3 by glucose and the transcription factor LEC2 in different tissues and at different stages of Arabidopsis seed development.
    Submit: New GeneRIF Correction

    Pathways from PubChem

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    Interactions

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    Products Interactant Other Gene Complex Source Pubs Description

    General gene information

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    Homology

    NM_116461.4

    Gene Ontology Provided by TAIR

    Function Evidence Code Pubs
    enables glycosyltransferase activity ISS
    Inferred from Sequence or Structural Similarity
    more info
    		  
    enables sucrose synthase activity IDA
    Inferred from Direct Assay
    more info
    		 PubMed 
    Process Evidence Code Pubs
    involved_in response to mannitol IEP
    Inferred from Expression Pattern
    more info
    		 PubMed 
    involved_in response to water deprivation IEP
    Inferred from Expression Pattern
    more info
    		 PubMed 
    acts_upstream_of_or_within seed maturation IMP
    Inferred from Mutant Phenotype
    more info
    		 PubMed 
    acts_upstream_of_or_within starch metabolic process IMP
    Inferred from Mutant Phenotype
    more info
    		 PubMed 
    acts_upstream_of_or_within sucrose metabolic process IMP
    Inferred from Mutant Phenotype
    more info
    		 PubMed 
    Component Evidence Code Pubs
    located_in chloroplast ISM
    Inferred from Sequence Model
    more info
    		  

    General protein information

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    Preferred Names
    sucrose synthase 3
    NP_192137.1
    • sucrose synthase 3 (SUS3); CONTAINS InterPro DOMAIN/s: Sucrose synthase, plant/cyanobacteria (InterPro:IPR012820), Sucrose synthase (InterPro:IPR000368), Glycosyl transferase, group 1 (InterPro:IPR001296); BEST Arabidopsis thaliana protein match is: sucrose synthase 2 (TAIR:AT5G49190.1); Has 6506 Blast hits to 6505 proteins in 1621 species: Archae - 256; Bacteria - 4351; Metazoa - 95; Fungi - 50; Plants - 824; Viruses - 0; Other Eukaryotes - 930 (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_003075.7 Reference assembly

      Range
      994726..998991
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_116461.4 → NP_192137.1  sucrose synthase 3 [Arabidopsis thaliana]

      See identical proteins and their annotated locations for NP_192137.1

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      Q9M111, Q9SBD5
      UniProtKB/TrEMBL
      A0A178V0Z2, A0A384L6N1, A0A7G2EUH9, W8Q6L8
      Conserved Domains (1) summary
      PLN00142
      Location:1 → 809
      PLN00142; sucrose synthase
    Nucleotide Protein
    Heading Accession and Version
    Protein Accession Links
    GenPept Link UniProtKB Link
    Q9M111.1

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