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tmk Tmk [ Escherichia coli str. K-12 substr. MG1655 ]

Gene ID: 945663, updated on 6-Jul-2026
Official Symbol
tmk
Official Full Name
Tmk
Primary source
ECOCYC:EG12302
Locus tag
b1098
See related
ASAP:ABE-0003714
Gene type
protein coding
RefSeq status
REVIEWED
Organism
Escherichia coli str. K-12 substr. MG1655 (strain: K-12, substrain: MG1655)
Lineage
Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria; Enterobacterales; Enterobacteriaceae; Escherichia
Also known as
ECK1084; ycfG
Summary
Essential gene. [More information is available at EcoGene: EG12302]. The enzyme is responsible for specifically catalyzing the conversion of dTMP to dTDP. dTMP kinase is the last unique enzyme in the pathway leading to dTTP. [More information is available at EcoCyc: EG12302].
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Sequence:
NC_000913.3 (1155124..1155765)

NC_000913.3Genomic Context describing neighboring genes Neighboring gene 3-oxoacyl- Neighboring gene aminodeoxychorismate lyase Neighboring gene endolytic murein transglycosylase Neighboring gene DNA polymerase III subunit delta' Neighboring gene putative metal-dependent hydrolase YcfH Neighboring gene glucose-specific PTS enzyme IIBC component

Genomic Sequence:
NC_000913.3

Gene Ontology Provided by EcoCyc

Function Evidence Code Pubs
enables ATP binding IEA
Inferred from Electronic Annotation
more info
 
enables dTMP kinase activity IBA
Inferred from Biological aspect of Ancestor
more info
 
enables dTMP kinase activity IDA
Inferred from Direct Assay
more info
PubMed 
enables dTMP kinase activity IEA
Inferred from Electronic Annotation
more info
 
enables protein homodimerization activity IDA
Inferred from Direct Assay
more info
PubMed 
Process Evidence Code Pubs
involved_in dTDP biosynthetic process IBA
Inferred from Biological aspect of Ancestor
more info
 
acts_upstream_of_or_within dTDP biosynthetic process IDA
Inferred from Direct Assay
more info
PubMed 
involved_in dTDP biosynthetic process IEA
Inferred from Electronic Annotation
more info
 
involved_in dTDP biosynthetic process IMP
Inferred from Mutant Phenotype
more info
PubMed 
involved_in dTTP biosynthetic process IBA
Inferred from Biological aspect of Ancestor
more info
 
acts_upstream_of_or_within dTTP biosynthetic process IDA
Inferred from Direct Assay
more info
PubMed 
involved_in dTTP biosynthetic process IEA
Inferred from Electronic Annotation
more info
 
involved_in dTTP biosynthetic process IMP
Inferred from Mutant Phenotype
more info
PubMed 
involved_in dUDP biosynthetic process IBA
Inferred from Biological aspect of Ancestor
more info
 
acts_upstream_of_or_within nucleobase-containing small molecule interconversion IDA
Inferred from Direct Assay
more info
PubMed 
Component Evidence Code Pubs
is_active_in cytoplasm IBA
Inferred from Biological aspect of Ancestor
more info
 
located_in cytoplasm IDA
Inferred from Direct Assay
more info
PubMed 
is_active_in cytosol IBA
Inferred from Biological aspect of Ancestor
more info
 
located_in cytosol IDA
Inferred from Direct Assay
more info
PubMed 
Preferred Names
Tmk
NP_415616.1

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Genome Annotation

The following sections contain reference sequences that belong to a specific genome build. Explain

Reference assembly

Genomic

  1. NC_000913.3 Reference assembly

    Range
    1155124..1155765
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NP_415616.1 Tmk

    See identical proteins and their annotated locations for NP_415616.1

    Status: REVIEWED

    Conserved Domains (1) summary
    PRK00698
    Location:1209
    tmk; thymidylate kinase; Validated