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References Suggestions


Standard Name


Gene Synonym(s)

ECK1188, b1200, JW5187, ycgT, dhaK1, ptsD[1], ptsD

Product Desc.

dihydroxyacetone kinase subunit K[2][3];

Component of dihydroxyacetone kinase[3]

Dihydroxyacetone kinase, PTS-dependent, subunit I; DhaK(2):DhaL:DhaM(2) complex[4]

Product Synonyms(s)

dihydroxyacetone kinase, N-terminal domain[1], B1200[2][1], YcgT[2][1], DhaK[2][1] , dhaK1, ECK1188, JW5187, ptsD, ycgT, b1200

Function from GO

<GO_nr />

Knock-Out Phenotype

transcription unit(s): dhaKLM[2]

Quick Links

porteco.png EcoCyc.gif regulondb.jpg

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DhaK is similar to N-terminal half of single protein DHA kinases. DhaK is a co-repressor of DhaR. Phosphoryl donor is DhaM, not ATP. His228 forms covalent hemiaminal linkage to dihydroxyacetone.[4]


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  1. 1.0 1.1 1.2 1.3 1.4 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
  2. 2.0 2.1 2.2 2.3 2.4 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  3. 3.0 3.1 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  4. 4.0 4.1 EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.