Difference between revisions of "MccB"

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|-
 
|-
 
|style="background:#ABCDEF;" align="center"|'''Function''' || methionine-to-cysteine conversion
 
|style="background:#ABCDEF;" align="center"|'''Function''' || methionine-to-cysteine conversion
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|-
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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=BSU27250 mccB]
 +
|-
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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=mccB mccB]'''
 
|-
 
|-
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 40 kDa, 5.215   
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 40 kDa, 5.215   
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|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[yrhC]]'', ''[[mccA]]''
 
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[yrhC]]'', ''[[mccA]]''
 
|-
 
|-
|colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+&#91;EMBLCDS:CAB14667&#93;+-newId sequences] <br/> (Barbe ''et al.'', 2009)'''
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|style="background:#FAF8CC;" align="center"|'''Sequences'''||[http://bsubcyc.org/BSUB/sequence-aa?type=GENE&object=BSU27250 Protein] [http://bsubcyc.org/BSUB/sequence?type=GENE&object=BSU27250 DNA] [http://bsubcyc.org/BSUB/seq-selector?chromosome=CHROM-1&object=BSU27250 DNA_with_flanks]
 
|-
 
|-
 
|colspan="2" | '''Genetic context''' <br/> [[Image:yrhB_context.gif]]
 
|colspan="2" | '''Genetic context''' <br/> [[Image:yrhB_context.gif]]
 
  <div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
 
  <div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
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|-
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|colspan="2" |'''[http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=mccB_2785001_2786140_-1 Expression at a glance]'''&#160;&#160;&#160;{{PubMed|22383849}}<br/>[[Image:mccB_expression.png|500px|link=http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU27250]]
 
|-
 
|-
 
|}
 
|}
  
 
__TOC__
 
__TOC__
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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<br/><br/><br/><br/><br/><br/>
 +
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= [[Categories]] containing this gene/protein =
 +
{{SubtiWiki category|[[biosynthesis/ acquisition of amino acids]]}},
 +
{{SubtiWiki category|[[membrane proteins]]}}
  
<br/><br/>
+
= This gene is a member of the following [[regulons]] =
 +
{{SubtiWiki regulon|[[CymR regulon]]}},
 +
{{SubtiWiki regulon|[[Spx regulon]]}}
  
 
=The gene=
 
=The gene=
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=== Basic information ===
 
=== Basic information ===
  
* '''Coordinates:'''
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* '''Locus tag:''' BSU27250
  
 
===Phenotypes of a mutant ===
 
===Phenotypes of a mutant ===
  
 
=== Database entries ===
 
=== Database entries ===
 +
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU27250&redirect=T BSU27250]
  
 
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/yrrT-mtn-yrhABC.html]
 
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/yrrT-mtn-yrhABC.html]
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=== Additional information===
 
=== Additional information===
 +
 +
  
  
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=== Basic information/ Evolution ===
 
=== Basic information/ Evolution ===
  
* '''Catalyzed reaction/ biological activity:'''  
+
* '''Catalyzed reaction/ biological activity:''' L-cystathionine + H<sub>2</sub>O = L-cysteine + NH<sub>3</sub> + 2-oxobutanoate (according to Swiss-Prot)
  
* '''Protein family:'''
+
* '''Protein family:''' trans-sulfuration enzymes family (according to Swiss-Prot)
  
 
* '''Paralogous protein(s):'''
 
* '''Paralogous protein(s):'''
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* '''Effectors of protein activity:'''
 
* '''Effectors of protein activity:'''
  
* '''Interactions:'''
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* '''[[SubtInteract|Interactions]]:'''
  
* '''Localization:'''
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* '''[[Localization]]:'''
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** cell membrane (according to Swiss-Prot)
  
 
=== Database entries ===
 
=== Database entries ===
 +
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU27250&redirect=T BSU27250]
  
 
* '''Structure:'''
 
* '''Structure:'''
  
* '''Swiss prot entry:'''
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* '''UniProt:''' [http://www.uniprot.org/uniprot/O05394 O05394]
  
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU27250]
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* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu:BSU27250]
  
* '''E.C. number:'''
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* '''E.C. number:''' [http://www.expasy.org/enzyme/4.4.1.1 4.4.1.1]
  
 
=== Additional information===
 
=== Additional information===
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=Expression and regulation=
 
=Expression and regulation=
  
* '''Operon:'''  
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* '''Operon:''' ''[[yrrT]]-[[mtnN]]-[[mccA]]-[[mccB]]-[[yrhC]]'' [http://www.ncbi.nlm.nih.gov/sites/entrez/17056751 PubMed]
  
* '''[[Sigma factor]]:'''  
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* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=mccB_2785001_2786140_-1 mccB] {{PubMed|22383849}}
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* '''Sigma factor:''' [[SigA]] {{PubMed|16513748}}
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
 +
** repressed in the presence of cysteine ([[CymR]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/16513748 PubMed]
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
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** [[CymR]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/16513748 PubMed]
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** [[Spx]]: transcription activation {{PubMed|12642660,16885442}}
  
* '''Additional information:'''  
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* '''Additional information:'''
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** number of protein molecules per cell (minimal medium with glucose and ammonium): 164 {{PubMed|24696501}}
  
 
=Biological materials =
 
=Biological materials =
  
 
* '''Mutant:'''
 
* '''Mutant:'''
 +
** 1A942 ( ''mccB''::''kan''), {{PubMed|17056751}}, available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1A942&Search=1A942 BGSC]
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** 1A945 ( ''mccB''::''kan''), {{PubMed|17056751}}, available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1A945&Search=1A945 BGSC]
  
 
* '''Expression vector:'''
 
* '''Expression vector:'''
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=References=
 
=References=
  
# Author1, Author2 & Author3 (year) Title ''Journal'' '''volume:''' page-page. [http://www.ncbi.nlm.nih.gov/sites/entrez/PMID PubMed]
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<pubmed>17056751,16513748,16885442, 12642660, </pubmed>
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 +
[[Category:Protein-coding genes]]

Latest revision as of 09:59, 17 April 2014

  • Description: cystathionine lyase/ homocysteine gamma-lyase

Gene name mccB
Synonyms yrhB
Essential no
Product cystathionine lyase/ homocysteine gamma-lyase
Function methionine-to-cysteine conversion
Gene expression levels in SubtiExpress: mccB
Metabolic function and regulation of this protein in SubtiPathways:
mccB
MW, pI 40 kDa, 5.215
Gene length, protein length 1137 bp, 379 aa
Immediate neighbours yrhC, mccA
Sequences Protein DNA DNA_with_flanks
Genetic context
YrhB context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
MccB expression.png




























Categories containing this gene/protein

biosynthesis/ acquisition of amino acids, membrane proteins

This gene is a member of the following regulons

CymR regulon, Spx regulon

The gene

Basic information

  • Locus tag: BSU27250

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: L-cystathionine + H2O = L-cysteine + NH3 + 2-oxobutanoate (according to Swiss-Prot)
  • Protein family: trans-sulfuration enzymes family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • Structure:
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
    • repressed in the presence of cysteine (CymR) PubMed
  • Regulatory mechanism:
  • Additional information:
    • number of protein molecules per cell (minimal medium with glucose and ammonium): 164 PubMed

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References