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era [2019-07-04 13:04:56]
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era [2019-07-04 13:04:56]

GTP-binding protein, involved in the assembly of the 30S ribosomal subunit
locus
BSU25290
pI
8.38
mw
33.92 kDa
protein length
301 aa Sequence Blast
gene length
906 bp Sequence Blast
function
ribosome assembly
product
GTP-binding protein
essential
yes
synonyms
bex,yqfH
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 3.3.1.6|Ribosome assembly]
  • [category|SW 3|Information processing] → [category|SW 3.5|Targets of second messengers] → [category|SW 3.5.3|Targets of (p)ppGpp]
  • [category|SW 6|Groups of genes] → [category|SW 6.1|Essential genes]
  • [category|SW 6|Groups of genes] → [category|SW 6.3|GTP-binding proteins]

    • Gene

    Coordinates
    2,610,041 → 2,610,946

    Phenotypes of a mutant

  • essential [Pubmed|12682299]

    • The protein

    Catalyzed reaction/ biological activity

  • Binds and hydrolyzes GTP and readily exchanges GDP for GTP

    • Protein family

  • Era subfamily (according to Swiss-Prot) Era/Obg family

    • Paralogous protein(s)

  • [protein|DF1A043F3D9817D9479B8C707F4ACEEF2BF2862C|YsxC], [protein|54CD247926F7FABE4ACE85EB7021B62500B47260|RbgA], [protein|66A6EC4F6CB91EE741BB9D7646913FF3EE602BD7|ThdF], [protein|84E7D672DB40B114DC4D96A4D8834958B47401A7|Obg], [protein|959C0ED7B9DA50F0EADCF1565405B878D36DA206|YqeH], [protein|9F6B78C1932FB56F7F71430DB16BC862A312407B|YnbA], [protein|B2270316642C66BC2DA86EBDCD1BF6A33CC6A1DC|YphC], [protein|C0F5FAD6DF89DA9E0FFC8F888D7CED6AA42D9C73|YyaF]

    • Effectors of protein activity

  • binds ppGpp [Pubmed|26951678], ppGpp may inhibit activity [Pubmed|26951678]

    • Structure

  • [PDB|3IEV] ([protein|CB68B3393CA7862C45C624AF7B1ADD188243A01F|Era] from ''Aquifex aeolicus'', 50% identity/ 77% similarity, complex with the 3' end of [SW|16S rRNA]) [Pubmed|19706445]

    • Expression and Regulation

    Operons

    genes
    [gene|0E9E9615CE056BEA2B65C494D946EB45F42A3064|cdd]-[gene|CB68B3393CA7862C45C624AF7B1ADD188243A01F|era]-[gene|33FBC31E8C24177137B0BDD8B46C1AFFD7F7B038|yqzL]-[gene|80E6F156764FF30300D034EE6FB44F2DB8338AF3|recO]
    description
    [Pubmed|22383849]

    sigma factors

  • [protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [Pubmed|6330116], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]
  • [protein|580011DE5DC40EC9E7E0512791D328FAA010DCB8|SigB]: sigma factor, [Pubmed|6330116], in [regulon|580011DE5DC40EC9E7E0512791D328FAA010DCB8|SigB regulon]
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    Biological materials

    Expression vectors

  • for expression/ purification from ''B. subtilis'' with N-terminal Strep-tag, for [SW|SPINE], in [SW|pGP380]: pGP837, available in [SW|Stülke] lab
  • for expression/ purification from ''E. coli'' with N-terminal His-tag, in [SW|pWH844]: pGP845, available in [SW|Stülke] lab

    • labs

  • [SW|Naotake Ogasawara], Nara, Japan

    • References

    Reviews

  • 19575570,21885683

    • Original publications

  • 12427945,6330116,1970644526951678,27382067