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MYB2 myb domain protein 2 [ Arabidopsis thaliana (thale cress) ]

Gene ID: 819332, updated on 18-Sep-2024

Summary

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Official Symbol
MYB2
Official Full Name
myb domain protein 2
Primary source
TAIR:AT2G47190
Locus tag
AT2G47190
See related
Araport:AT2G47190
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
ATMYB2; myb domain protein 2; MYB DOMAIN PROTEIN 2; T8I13.3
Summary
Encodes a MYB transcription factor that possesses an R2R3 MYB DNA binding domain and is known to regulate the expression of salt- and dehydration-responsive genes. Has been shown to bind calmodulin.
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Genomic context

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See MYB2 in Genome Data Viewer
Location:
chromosome: 2
Exon count:
3
Sequence:
Chromosome: 2; NC_003071.7 (19375985..19377543)

Chromosome 2 - NC_003071.7Genomic Context describing neighboring genes Neighboring gene Ras-related small GTP-binding family protein Neighboring gene galactinol synthase 1 Neighboring gene ncRNA Neighboring gene uncharacterized protein Neighboring gene myb-like transcription factor family protein Neighboring gene miscRNA Neighboring gene ncRNA

Genomic regions, transcripts, and products

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Genomic Sequence:
NC_003071.7

Go to nucleotide: Graphics FASTA GenBank

Bibliography

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Related articles in PubMed

  1. MYB2 Is Important for Tapetal PCD and Pollen Development by Directly Activating Protease Expression in Arabidopsis. Guo X, et al. Int J Mol Sci, 2022 Mar 24. PMID 35408924, Free PMC Article
  2. An Arabidopsis myb homolog is induced by dehydration stress and its gene product binds to the conserved MYB recognition sequence. Urao T, et al. Plant Cell, 1993 Nov. PMID 8312738, Free PMC Article
  3. A transcriptional activation domain of ATMYB2, a drought-inducible Arabidopsis Myb-related protein. Urao T, et al. Plant J, 1996 Dec. PMID 9011094
  4. Direct interaction of a divergent CaM isoform and the transcription factor, MYB2, enhances salt tolerance in arabidopsis. Yoo JH, et al. J Biol Chem, 2005 Feb 4. PMID 15569682
  5. Transgenic expression of DwMYB2 impairs iron transport from root to shoot in Arabidopsis thaliana. Chen YH, et al. Cell Res, 2006 Oct. PMID 17031393

See all (22) citations in PubMed

GeneRIFs: Gene References Into Functions

What's a GeneRIF?
  1. MYB2 Is Important for Tapetal PCD and Pollen Development by Directly Activating Protease Expression in Arabidopsis.
    Title: MYB2 Is Important for Tapetal PCD and Pollen Development by Directly Activating Protease Expression in Arabidopsis.
  2. The AtMYB2 inhibits the formation of axillary meristem in Arabidopsis by repressing RAX1 gene under environmental stresses.
    Title: The AtMYB2 inhibits the formation of axillary meristem in Arabidopsis by repressing RAX1 gene under environmental stresses.
  3. AtMYB2 regulates plant responses to phosphate starvation by regulating the expression of the miR399 gene.
    Title: Regulation of miR399f transcription by AtMYB2 affects phosphate starvation responses in Arabidopsis.
  4. The AtMYB2 transcription factor can therefore interact with the choline monooxygenase promoter directly and regulate its downstream gene expression.
    Title: AtMYB2 transcription factor can interact with the CMO promoter and regulate its downstream gene expression.
  5. An AtMYB2-regulated post apical dominance mechanism by which Arabidopsis (Arabidopsis thaliana) inhibits the outgrowth of axillary buds as part of the whole plant senescence program, is reported.
    Title: AtMYB2 regulates whole plant senescence by inhibiting cytokinin-mediated branching at late stages of development in Arabidopsis.
  6. Results demonstrate that the DNA-binding domain of AtMYB2 is inhibited by S-nitrosylation of Cys53 as a consequence of nitric oxide action.
    Title: Inhibition of AtMYB2 DNA-binding by nitric oxide involves cysteine S-nitrosylation.
  7. a specific CaM isoform mediates salt-induced Ca2+ signaling through the activation of an MYB transcriptional activator, thereby resulting in salt tolerance in plants.
    Title: Direct interaction of a divergent CaM isoform and the transcription factor, MYB2, enhances salt tolerance in arabidopsis.
  8. MYB2 is involved in iron translocation from roots to shoots.
    Title: Transgenic expression of DwMYB2 impairs iron transport from root to shoot in Arabidopsis thaliana.
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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_130287.3

Gene Ontology Provided by TAIR

Function Evidence Code Pubs
enables DNA binding IDA
Inferred from Direct Assay
more info
 PubMed 
enables DNA-binding transcription factor activity ISS
Inferred from Sequence or Structural Similarity
more info
 PubMed 
enables RNA polymerase II cis-regulatory region sequence-specific DNA binding IDA
Inferred from Direct Assay
more info
 PubMed 
enables calmodulin binding IDA
Inferred from Direct Assay
more info
 PubMed 
enables transcription cis-regulatory region binding IPI
Inferred from Physical Interaction
more info
 PubMed 
Process Evidence Code Pubs
acts_upstream_of_or_within cellular response to phosphate starvation IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within positive regulation of DNA-templated transcription IDA
Inferred from Direct Assay
more info
 PubMed 
acts_upstream_of_or_within response to abscisic acid IEP
Inferred from Expression Pattern
more info
 PubMed 
acts_upstream_of_or_within response to abscisic acid IMP
Inferred from Mutant Phenotype
more info
 PubMed 
acts_upstream_of_or_within response to salt stress IEP
Inferred from Expression Pattern
more info
 PubMed 
acts_upstream_of_or_within response to water deprivation IEP
Inferred from Expression Pattern
more info
 PubMed 
Component Evidence Code Pubs
located_in nucleus HDA PubMed 
located_in nucleus ISM
Inferred from Sequence Model
more info
  

General protein information

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Preferred Names
myb domain protein 2
NP_182241.1
  • myb domain protein 2 (MYB2); FUNCTIONS IN: calmodulin binding, DNA binding, transcription activator activity, sequence-specific DNA binding transcription factor activity; INVOLVED IN: in 6 processes; LOCATED IN: nucleus; EXPRESSED IN: 6 plant structures; EXPRESSED DURING: 4 anthesis; CONTAINS InterPro DOMAIN/s: SANT, DNA-binding (InterPro:IPR001005), Homeodomain-like (InterPro:IPR009057), Myb, DNA-binding (InterPro:IPR014778), HTH transcriptional regulator, Myb-type, DNA-binding (InterPro:IPR017930), Homeodomain-related (InterPro:IPR012287), Myb transcription factor (InterPro:IPR015495); BEST Arabidopsis thaliana protein match is: myb domain protein 112 (TAIR:AT1G48000.1); Has 8762 Blast hits to 8122 proteins in 475 species: Archae - 0; Bacteria - 0; Metazoa - 719; Fungi - 467; Plants - 5817; Viruses - 4; Other Eukaryotes - 1755 (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_003071.7 Reference assembly

    Range
    19375985..19377543
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NM_130287.3 → NP_182241.1  myb domain protein 2 [Arabidopsis thaliana]

    See identical proteins and their annotated locations for NP_182241.1

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A178VX63, Q39028, Q93VZ0
    Conserved Domains (2) summary
    PLN03212
    Location:20 → 123
    PLN03212; Transcription repressor MYB5; Provisional
    COG3061
    Location:143 → 209
    OapA; Cell envelope opacity-associated protein A (function unknown) [Function unknown]
Nucleotide Protein
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