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GEX2 gamete expressed 2 [ Arabidopsis thaliana (thale cress) ]

Gene ID: 834974, updated on 18-Sep-2024

Summary

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Official Symbol
GEX2
Official Full Name
gamete expressed 2
Primary source
TAIR:AT5G49150
Locus tag
AT5G49150
See related
Araport:AT5G49150
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
ATGEX2; gamete expressed 2; K21P3.2; K21P3_2
Summary
Encodes a transmembrane domain containing protein expressed in sperm cells. Target promoter of the male germline-specific transcription factor DUO1.
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Genomic context

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See GEX2 in Genome Data Viewer
Location:
chromosome: 5
Exon count:
17
Sequence:
Chromosome: 5; NC_003076.8 (19924354..19929256)

Chromosome 5 - NC_003076.8Genomic Context describing neighboring genes Neighboring gene ncRNA Neighboring gene MATE efflux family protein Neighboring gene Disease resistance protein (TIR-NBS-LRR class) family Neighboring gene ncRNA Neighboring gene methyltransferase 1 Neighboring gene uncharacterized protein

Genomic regions, transcripts, and products

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Genomic Sequence:
NC_003076.8

Go to nucleotide: Graphics FASTA GenBank

Bibliography

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Related articles in PubMed

  1. Gamete attachment requires GEX2 for successful fertilization in Arabidopsis. Mori T, et al. Curr Biol, 2014 Jan 20. PMID 24388850
  2. Green sperm. Identification of male gamete promoters in Arabidopsis. Engel ML, et al. Plant Physiol, 2005 Aug. PMID 16055690, Free PMC Article
  3. The R2R3 MYB transcription factor DUO1 activates a male germline-specific regulon essential for sperm cell differentiation in Arabidopsis. Borg M, et al. Plant Cell, 2011 Feb. PMID 21285328, Free PMC Article
  4. Sequence and analysis of chromosome 5 of the plant Arabidopsis thaliana. Tabata S, et al. Nature, 2000 Dec 14. PMID 11130714

GeneRIFs: Gene References Into Functions

What's a GeneRIF?
  1. Ka/Ks analyses indicate relatively rapid evolution of GEX2, like other proteins involved in male and female interactions
    Title: Gamete attachment requires GEX2 for successful fertilization in Arabidopsis.
  2. The expression of GEX2 during pollen development is reported.
    Title: Green sperm. Identification of male gamete promoters in Arabidopsis.
Submit: New GeneRIF Correction

General gene information

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NM_001344819.1
NM_001344820.1
NM_001344821.1
NM_001344822.1
NM_124292.3

Gene Ontology Provided by TAIR

Function Evidence Code Pubs
enables actin filament binding IEA
Inferred from Electronic Annotation
more info
  
Process Evidence Code Pubs
involved_in actin cytoskeleton organization IEA
Inferred from Electronic Annotation
more info
  
acts_upstream_of_or_within fusion of sperm to egg plasma membrane involved in double fertilization forming a zygote and endosperm IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within pollen sperm cell differentiation IEP
Inferred from Expression Pattern
more info
 PubMed 
Component Evidence Code Pubs
located_in extracellular region ISM
Inferred from Sequence Model
more info
  
located_in nucleus ISM
Inferred from Sequence Model
more info
  

General protein information

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Preferred Names
gamete expressed 2
NP_199726.3
  • gamete expressed 2 (GEX2); CONTAINS InterPro DOMAIN/s: Filamin/ABP280 repeat (InterPro:IPR001298), Immunoglobulin-like fold (InterPro:IPR013783), Immunoglobulin E-set (InterPro:IPR014756), Filamin/ABP280 repeat-like (InterPro:IPR017868); 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_003076.8 Reference assembly

    Range
    19924354..19929256
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NM_001344816.1 → NP_001330856.1  gamete expressed 2 [Arabidopsis thaliana]

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A5S9YCW9, W0TY53

  2. NM_001344817.1 → NP_001330859.1  gamete expressed 2 [Arabidopsis thaliana]

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A178UJS1, A0A1P8BC34

  3. NM_001344818.1 → NP_001330860.1  gamete expressed 2 [Arabidopsis thaliana]

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A178UJS1, A0A1P8BC47

  4. NM_124292.3 → NP_199726.3  gamete expressed 2 [Arabidopsis thaliana]

    See identical proteins and their annotated locations for NP_199726.3

    Status: REVIEWED

    UniProtKB/Swiss-Prot
    F4K4R6, Q49L64, Q9FJ23
    UniProtKB/TrEMBL
    A0A178UJS1
    Conserved Domains (1) summary
    pfam00630
    Location:427 → 481
    Filamin; Filamin/ABP280 repeat

  5. NM_001344819.1 → NP_001330858.1  gamete expressed 2 [Arabidopsis thaliana]

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A1P8BC31, A0A5S9YCW9

  6. NM_001344820.1 → NP_001330862.1  gamete expressed 2 [Arabidopsis thaliana]

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A178UJS1, A0A1P8BC40

  7. NM_001344821.1 → NP_001330861.1  gamete expressed 2 [Arabidopsis thaliana]

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A1P8BC45

  8. NM_001344822.1 → NP_001330857.1  gamete expressed 2 [Arabidopsis thaliana]

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A1P8BC26
Nucleotide Protein
Heading Accession and Version
Protein Accession Links
GenPept Link UniProtKB Link
F4K4R6.1

Gene LinkOut

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