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rplT
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rplT

ribosomal protein
locus
BSU_28850
pI
11.90
mw
13.50 kDa
protein length
119 aa Sequence Blast
gene length
360 bp Sequence Blast
function
translation
product
ribosomal protein L20
essential
yes
synonyms
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      

categories

  • [category|SW 3|Information processing] → [category|SW 3.3|Protein synthesis, modification and degradation] → [category|SW 3.3.1|Translation] → [category|SW 3.3.1.4|Ribosomal proteins]
  • [category|SW 3|Information processing] → [category|SW 3.4|Regulation of gene expression] → [category|SW 3.4.4|RNA binding regulators]
  • [category|SW 6|Groups of genes] → [category|SW 6.1|Essential genes]

    • Gene

    Coordinates
    2,952,224 2,952,583

    Phenotypes of a mutant

  • essential [Pubmed|23002217,12682299]

    • The protein

    Catalyzed reaction/ biological activity

  • excess [protein|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|RplT] binds the untranslated region of the [gene|E27012060B8220E55277A23C20B1BA6DDBBA4AD1|infC]-[gene|7F22743ED669DBCD4089EA2F86B8FFD924F8C2B9|rpmI]-[gene|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|rplT]-[gene|19349FDFE0F9A46FCCAA684B8139E592979DB317|ysdA] operon mRNA to terminate transcription [pubmed|29925569]

    • Protein family

  • bacterial [SW|ribosomal protein] bL20 family (single member, according to UniProt)

    • Structure

  • [PDB|3J9W] (the [SW|ribosome]) [Pubmed|25903689]

    • [SW|Localization]

  • cytosolic large ribosomal subunit (according to UniProt)

    • Expression and Regulation

    Operons

    genes
    [gene|E27012060B8220E55277A23C20B1BA6DDBBA4AD1|infC]-[gene|7F22743ED669DBCD4089EA2F86B8FFD924F8C2B9|rpmI]-[gene|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|rplT]-[gene|19349FDFE0F9A46FCCAA684B8139E592979DB317|ysdA]
    description
    [Pubmed|17289755]

    regulatory mechanism

  • [regulon|stringent response|stringent response]: negative regulation, in [regulon|stringent response|stringent response]
  • [protein|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|RplT]: termination, via binding to a [SW|RNA switch] in the [gene|E27012060B8220E55277A23C20B1BA6DDBBA4AD1|infC] leader region causes transcription termination, in [regulon|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|RplT regulon]

    • regulation

  • [protein|CEE73284EFC0DBE8870CE0B474922DED79475A57|RelA] dependent downregulation (Class I) during stringent response [Pubmed|11948165]

    • additional information

  • autorepression of [gene|E27012060B8220E55277A23C20B1BA6DDBBA4AD1|infC]-[gene|7F22743ED669DBCD4089EA2F86B8FFD924F8C2B9|rpmI]-[gene|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|rplT]-[gene|19349FDFE0F9A46FCCAA684B8139E592979DB317|ysdA] expression upon binding of excess [protein|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|RplT] to the untranslated region of the mRNA [Pubmed|29925569,17616982]
  • expression of [protein|E27012060B8220E55277A23C20B1BA6DDBBA4AD1|IF3 ]is uncoupled from that of [protein|7F22743ED669DBCD4089EA2F86B8FFD924F8C2B9|L35 ]and [protein|803313600B3CEEE742BD6E5D650B94FB2D32B9EF|L20 ]by [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y]-dependent mRNA processing [PubMed|21843271]
  • the [SW|RNA switch] RNA is degraded by [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y] [pubmed|29794222]
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    References

  • 19653700,11948165,17289755,21843271,23002217,23611891,25903689,29925569