YtiA

• Description: general stress protein, binds in the stationary phase to the ribosome, replaces RpmE under conditions of zinc limitation
  
  

Gene name	ytiA
Synonyms
Essential	no
Product	accessory ribosomal protein
Function	survival of salt stress
MW, pI	9 kDa, 9.808
Gene length, protein length	246 bp, 82 aa
Immediate neighbours	ytiB, ythA
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU30700

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: Type B subfamily (according to Swiss-Prot)

• Paralogous protein(s): RpmE

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: O34967

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon:

• Sigma factor: SigB PubMed

• Regulation: induced by stress (SigB) PubMed
  • induced by zinc starvation (Zur) PubMed

• Regulatory mechanism:
  • Zur: transcription repression in the presence of zinc PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Yousuke Natori, Hideaki Nanamiya, Genki Akanuma, Saori Kosono, Toshiaki Kudo, Kozo Ochi, Fujio Kawamura
A fail-safe system for the ribosome under zinc-limiting conditions in Bacillus subtilis.
Mol Microbiol: 2007, 63(1);294-307
[PubMed:17163968] [WorldCat.org] [DOI] (P p)

Genki Akanuma, Hideaki Nanamiya, Yousuke Natori, Naofumi Nomura, Fujio Kawamura
Liberation of zinc-containing L31 (RpmE) from ribosomes by its paralogous gene product, YtiA, in Bacillus subtilis.
J Bacteriol: 2006, 188(7);2715-20
[PubMed:16547061] [WorldCat.org] [DOI] (P p)

Dirk Höper, Uwe Völker, Michael Hecker
Comprehensive characterization of the contribution of individual SigB-dependent general stress genes to stress resistance of Bacillus subtilis.
J Bacteriol: 2005, 187(8);2810-26
[PubMed:15805528] [WorldCat.org] [DOI] (P p)

Hideaki Nanamiya, Genki Akanuma, Yousuke Natori, Rikinori Murayama, Saori Kosono, Toshiaki Kudo, Kazuo Kobayashi, Naotake Ogasawara, Seung-Moon Park, Kozo Ochi, Fujio Kawamura
Zinc is a key factor in controlling alternation of two types of L31 protein in the Bacillus subtilis ribosome.
Mol Microbiol: 2004, 52(1);273-83
[PubMed:15049826] [WorldCat.org] [DOI] (P p)

Ekaterina M Panina, Andrey A Mironov, Mikhail S Gelfand
Comparative genomics of bacterial zinc regulons: enhanced ion transport, pathogenesis, and rearrangement of ribosomal proteins.
Proc Natl Acad Sci U S A: 2003, 100(17);9912-7
[PubMed:12904577] [WorldCat.org] [DOI] (P p)