SubtiBank SubtiBank
mtnK [Tue Dec 13 2016 11:16:32 GMT+0100 (CET)]
You are currently viewing an outdated version of SubtiWiki. Please use the newest version!

mtnK [Tue Dec 13 2016 11:16:32 GMT+0100 (CET)]

5-methylthioribose kinase
locus
BSU13560
pI
4.00
mw
45.00 kDa
function
methionine salvage
product
5-methylthioribose kinase
essential
no
ec
2.7.1.100
synonyms
ykrT

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.3|Amino acid/ nitrogen metabolism] → [category|SW 2.3.1|Biosynthesis/ acquisition of amino acids] → [category|SW 2.3.1.10|Biosynthesis/ acquisition of methionine/ S-adenosylmethionine]
  • [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]
  • [category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.1|Phosphorylation on an Arg residue]
  • [SW|Categories] containing this gene/protein

  • [SW|biosynthesis/ acquisition of amino acids], [SW|membrane proteins], [SW|phosphoproteins], [SW|most abundant proteins]
  • This gene is a member of the following [SW|regulons]

  • [SW|S-box]
  • Gene

    Coordinates on the chromosome (coding sequence)
    1,423,241 -> 1,424,440

    The protein

    Catalyzed reaction/ biological activity

  • ATP S-methyl-5-thio-D-ribose = ADP S-methyl-5-thio-alpha-D-ribose 1-phosphate (according to Swiss-Prot)
  • Protein family

  • methylthioribose kinase family (according to Swiss-Prot)
  • Modification

  • phosphorylated on Arg-80 OR Arg-82 and Arg-365 [Pubmed|22517742]
  • Structure

  • [PDB|2PUP]
  • [SW|Localization]

  • membrane associated [Pubmed|18763711]
  • Additional information

  • subject to Clp-dependent proteolysis upon glucose starvation [Pubmed|17981983]
  • Expression and Regulation

    Operon

  • ''[protein|search|mtnK]-[protein|search|mtnA]'' [Pubmed|11545674]
  • [SW|Sigma factor]

  • [protein|search|SigA] [Pubmed|12022921]
  • Regulation

  • induced by methionine starvation ([protein|search|S-box]) [Pubmed|10094622]
  • Regulatory mechanism

  • [protein|search|S-box]: transcription termination/ antitermination, the [protein|search|S-box] [SW|riboswitch] binds S-adenosylmethionine resulting in termination [Pubmed|10094622]
  • Additional information

  • subject to Clp-dependent proteolysis upon glucose starvation [Pubmed|17981983]
  • belongs to the 100 [SW|most abundant proteins] [PubMed|15378759]
  • References

  • 12022921,10094622,11914366,11545674,15102328,18763711,12787499,18039762,22517742,23649237,15378759