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nusA [2019-06-19 16:22:27]
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nusA [2019-06-19 16:22:27]

transcription termination factor of [SW|RNA polymerase]
locus
BSU16600
pI
4.58
mw
41.57 kDa
protein length
371 aa Sequence Blast
gene length
1116 bp Sequence Blast
function
transcription
product
transcription termination factor
essential
yes
synonyms
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      

categories

  • [category|SW 3|Information processing] → [category|SW 3.2|RNA synthesis and degradation] → [category|SW 3.2.1|Transcription] → [category|SW 3.2.1.3|Transcription elongation/ termination]
  • [category|SW 6|Groups of genes] → [category|SW 6.1|Essential genes]

    • Gene

    Coordinates
    1,732,281 1,733,396

    Phenotypes of a mutant

  • essential [Pubmed|12682299]

    • The protein

    Catalyzed reaction/ biological activity

  • stimulates [SW|transcription] termination at weak intrinsic terminators [http://www.nature.com/articles/nmicrobiol20157 Reference]

    • Protein family

  • NusA family (single member, according to UniProt)

    • [SW|Domains]

  • [SW|S1 domain] (aa 133 ... 199) (according to the Interpro database)
  • two [SW|KH domain]s (aa 229 ... 301, and aa 302 ... 365) (according to the Interpro database)

    • Structure

  • [PDB|1HH2] (from ''Thermotoga maritima'', 51% identity) [Pubmed|11430821]

    • [SW|Localization]

  • cytoplasm (according to UniProt)

    • Expression and Regulation

    Operons

    genes
    [gene|9F6C447900410BF64409E5C41A11C76968DADAFA|ylxS]-[gene|8887ADC77C43F21CD375BDAA4D38E940786DAD4F|nusA]-[gene|F4097349A563503468A2A14F062AEAC532C7917A|ylxR]-[gene|7BFA65857F69855DBB3BB64D93B4ED2F09DC705B|rplGA]-[gene|378B77412D0DEA220A97DEC246410509D9B74D46|infB]-[gene|24835CE6CD2E1F183DB9121F29A63101718B5DF9|ylxP]-[gene|B3119A40393A288EF34FC3E9839B6E40AC6A6EA0|rbfA]
    description
    [Pubmed|8491709]

    sigma factors

  • [protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [Pubmed|8491709], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]
  • [protein|580011DE5DC40EC9E7E0512791D328FAA010DCB8|SigB]: sigma factor, [Pubmed|15805528,26577401], in [regulon|580011DE5DC40EC9E7E0512791D328FAA010DCB8|SigB regulon]

    • regulatory mechanism

  • [regulon|stringent response|stringent response]: negative regulation, in [regulon|stringent response|stringent response]
  • [protein|8887ADC77C43F21CD375BDAA4D38E940786DAD4F|NusA]: attenuation, [protein|8887ADC77C43F21CD375BDAA4D38E940786DAD4F|NusA] stimulates termination [Reference|http://www.nature.com/articles/nmicrobiol20157], in [regulon|8887ADC77C43F21CD375BDAA4D38E940786DAD4F|NusA regulon]

    • regulation

  • autoregulation [SW|NusA] [http://www.nature.com/articles/nmicrobiol20157 reference]
  • induced by glucose [pubmed|30355672]
    • view in new tab

    Biological materials

    two-hybrid system

  • B. pertussis adenylate cyclase-based bacterial two hybrid system ([SW|BACTH]), available in [SW|Fabian Commichau]'s lab

    • References

    Reviews

  • 26132790

    • Original publications

  • 11948165,8491709,19680289,12161562,10027981,15978071,20817769,11430821,28516784,27571753