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gmk [Thu Dec 08 2016 17:03:24 GMT+0100 (CET)]
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gmk [Thu Dec 08 2016 17:03:24 GMT+0100 (CET)]

guanylate kinase (GMP:dATP, dGMP:ATP)
locus
BSU15680
pI
4.00
mw
23.00 kDa
function
GTP biosynthesis
product
guanylate kinase (GMP:dATP, dGMP:ATP)
essential
yes
ec
2.7.4.8
synonyms
yloD

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.5|Nucleotide metabolism] → [category|SW 2.5.2|Biosynthesis/ acquisition of nucleotides] → [category|SW 2.5.2.1|Biosynthesis/ acquisition of purine nucleotides]
  • [category|SW 3|Information processing] → [category|SW 3.5|Targets of second messengers] → [category|SW 3.5.3|Targets of (p)ppGpp]
  • [category|SW 6|Groups of genes] → [category|SW 6.1|Essential genes]
  • [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 nucleotides], [SW|essential genes], [SW|phosphoproteins]
  • Gene

    Coordinates on the chromosome (coding sequence)
    1,641,949 -> 1,642,563

    Phenotypes of a mutant

  • essential [Pubmed|12682299]
  • The protein

    Catalyzed reaction/ biological activity

  • ATP GMP = ADP GDP (according to Swiss-Prot)
  • Protein family

  • guanylate kinase-like domain (according to Swiss-Prot)
  • Modification

  • phosphorylated on Arg-134 and/or Arg-149[Pubmed|22517742]
  • Effectors of protein activity

  • inhibition of enzymatic activity by (p)ppGpp during the ´stringent response´[Pubmed|22981860]
  • Structure

  • [PDB|1S4Q] (from ''Mycobacterium tuberculosis h37rv'', 39% identity, 60% similarity)
  • [http://pdb.org/pdb/search/structidSearch.do?structureId=4QRH 4QRH] (from ''Staphylococcus aureus'', complex with pppGpp) [Pubmed|25661490]
  • [SW|Localization]

  • cytoplasm (according to Swiss-Prot)
  • References

    Reviews

  • 27149325
  • Original publications

  • 22517742,22981860,24722991,24682323,25661490,11078735