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* '''Description:''' peptide chain release factor 2 <br/><br/>
{{#bank: PrfB}}


{| align="right" border="1" cellpadding="2"
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|style="background:#ABCDEF;" align="center"|'''Gene name'''
|''prfB''
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|style="background:#ABCDEF;" align="center"| '''Synonyms''' || '' ''
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|style="background:#ABCDEF;" align="center"| '''Essential''' || yes [http://www.ncbi.nlm.nih.gov/pubmed/12682299 PubMed]
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|style="background:#ABCDEF;" align="center"| '''Product''' || peptide chain release factor 2
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|style="background:#ABCDEF;" align="center"|'''Function''' || translation
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Gene expression levels in [http://subtiwiki.uni-goettingen.de/apps/expression/ ''Subti''Express]''': [http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU35290 prfB]
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Metabolic function and regulation of this protein in  [[SubtiPathways|''Subti''Pathways]]: <br/>[http://subtiwiki.uni-goettingen.de/subtipathways/search.php?enzyme=PrfB PrfB]'''
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|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 41 kDa, 4.85 
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|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 1099 bp, 366 aa
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|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[yvjA]]'', ''[[secA]]''
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|style="background:#FAF8CC;" align="center"|'''Sequences'''||[http://bsubcyc.org/BSUB/sequence-aa?type=GENE&object=BSU35290 Protein] [http://bsubcyc.org/BSUB/sequence?type=GENE&object=BSU35290 DNA] [http://bsubcyc.org/BSUB/seq-selector?chromosome=CHROM-1&object=BSU35290 DNA_with_flanks]
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|colspan="2" | '''Genetic context''' <br/> [[Image:prfB_context.gif]]
<div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
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|colspan="2" |'''[http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=prfB_3627139_3628240_-1 Expression at a glance]'''&#160;&#160;&#160;{{PubMed|22383849}}<br/>[[Image:prfB_expression.png|500px|link=http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU35290]]
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|}
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= [[Categories]] containing this gene/protein =
{{SubtiWiki category|[[translation]]}},
{{SubtiWiki category|[[essential genes]]}}
= This gene is a member of the following [[regulons]] =
=The gene=
=== Basic information ===
* '''Locus tag:''' BSU35290
===Phenotypes of a mutant ===
essential [http://www.ncbi.nlm.nih.gov/pubmed/12682299 PubMed]
=== Database entries ===
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU35290&redirect=T BSU35290]
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/secA-prfB.html]
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG10742]
=== Additional information===
=The protein=
=== Basic information/ Evolution ===
* '''Catalyzed reaction/ biological activity:'''  binds to the ribosome through specific recognition of messenger RNA stop codons and triggers hydrolysis of the bond between the nascent polypeptide and the transfer RNA at the peptidyl-tRNA site, thereby releasing the newly synthesized protein. PrfB is highly specific for a U in the first stop-codon position and recognizes UAA and UGA
* '''Protein family:''' prokaryotic/mitochondrial release factor family (according to Swiss-Prot)
* '''Paralogous protein(s):'''
=== Extended information on the protein ===
* '''Kinetic information:'''
* '''Domains:'''
* '''Modification:'''
* '''Cofactor(s):'''
* '''Effectors of protein activity:'''
* '''[[SubtInteract|Interactions]]:'''
* '''[[Localization]]:'''
** cytoplasm (according to Swiss-Prot)
=== Database entries ===
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU35290&redirect=T BSU35290]
* '''Structure:'''
* '''UniProt:''' [http://www.uniprot.org/uniprot/P28367 P28367]
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu:BSU35290]
* '''E.C. number:'''
=== Additional information===
=Expression and regulation=
* '''Operon:''' ''[[secA]]-[[prfB]]'' {{PubMed|9882663}}
* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=prfB_3627139_3628240_-1 prfB] {{PubMed|22383849}}
* '''Sigma factor:''' [[SigA]] {{PubMed|9882663}}
* '''Regulation:'''
* '''Regulatory mechanism:'''
* '''Additional information:'''
** number of protein molecules per cell (minimal medium with glucose and ammonium): 662 {{PubMed|24696501}}
** number of protein molecules per cell (complex medium with amino acids, without glucose): 1710 {{PubMed|24696501}}
** number of protein molecules per cell (minimal medium with glucose and ammonium, exponential phase): 3037 {{PubMed|21395229}}
** number of protein molecules per cell (minimal medium with glucose and ammonium, early stationary phase after glucose exhaustion): 1746 {{PubMed|21395229}}
** number of protein molecules per cell (minimal medium with glucose and ammonium, late stationary phase after glucose exhaustion): 1959 {{PubMed|21395229}}
=Biological materials =
* '''Mutant:'''
* '''Expression vector:'''
       
* '''lacZ fusion:'''
* '''GFP fusion:'''
* '''two-hybrid system:'''
* '''Antibody:'''
=Labs working on this gene/protein=
=Your additional remarks=
=References=
<pubmed> 9882663 20512119 </pubmed>
[[Category:Protein-coding genes]]

Latest revision as of 08:24, 19 September 2014