TcyK

• Description: cystine ABC transporter (binding protein)
  
  

Gene name	tcyK
Synonyms	ytmK
Essential	no
Product	cystine ABC transporter (binding protein)
Function	cystine uptake
Gene expression levels in SubtiExpress: tcyK
Interactions involving this protein in SubtInteract: TcyK
Metabolic function and regulation of this protein in SubtiPathways: Riboflavin / FAD
MW, pI	30 kDa, 9.009
Gene length, protein length	810 bp, 270 aa
Immediate neighbours	tcyL, tcyJ
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

ABC transporters, biosynthesis/ acquisition of amino acids, membrane proteins

This gene is a member of the following regulons

CymR regulon, YtlI regulon

The gene

Basic information

• Locus tag: BSU29370

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: bacterial solute-binding protein 3 family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • TcyN-(TcyL-TcyM)-(TcyJ-TcyK) PubMed

• Localization:
  • attached to the membrane via TcyL-TcyM PubMed

Database entries

• Structure: 2O1M

• UniProt: O34852

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: ytmI-tcyJ-tcyK-tcyL-tcyM-tcyN-ytmO-ytnI-ytnJ-ribR-ytnL-ytnM PubMed

• Expression browser: tcyK PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • repressed in the presence of cysteine (CymR) PubMed

• Regulatory mechanism:
  • CymR: transcription repression PubMed
  • YtlI: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:
  • 1A948 ( tcyK::kan), PubMed, available at BGSC

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Pierre Burguière, Juliette Fert, Isabelle Guillouard, Sandrine Auger, Antoine Danchin, Isabelle Martin-Verstraete
Regulation of the Bacillus subtilis ytmI operon, involved in sulfur metabolism.
J Bacteriol: 2005, 187(17);6019-30
[PubMed:16109943] [WorldCat.org] [DOI] (P p)

Irina M Solovieva, Rimma A Kreneva, Lubov Errais Lopes, Daniel A Perumov
The riboflavin kinase encoding gene ribR of Bacillus subtilis is a part of a 10 kb operon, which is negatively regulated by the yrzC gene product.
FEMS Microbiol Lett: 2005, 243(1);51-8
[PubMed:15668000] [WorldCat.org] [DOI] (P p)

Pierre Burguière, Sandrine Auger, Marie-Françoise Hullo, Antoine Danchin, Isabelle Martin-Verstraete
Three different systems participate in L-cystine uptake in Bacillus subtilis.
J Bacteriol: 2004, 186(15);4875-84
[PubMed:15262924] [WorldCat.org] [DOI] (P p)

Sandrine Auger, Antoine Danchin, Isabelle Martin-Verstraete
Global expression profile of Bacillus subtilis grown in the presence of sulfate or methionine.
J Bacteriol: 2002, 184(18);5179-86
[PubMed:12193636] [WorldCat.org] [DOI] (P p)

Y Quentin, G Fichant, F Denizot
Inventory, assembly and analysis of Bacillus subtilis ABC transport systems.
J Mol Biol: 1999, 287(3);467-84
[PubMed:10092453] [WorldCat.org] [DOI] (P p)

Additional publications: PubMed