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xseB exodeoxyribonuclease VII subunit XseB [ Escherichia coli str. K-12 substr. MG1655 ]

Gene ID: 945069, updated on 26-Mar-2025
Official Symbol
xseB
Official Full Name
exodeoxyribonuclease VII subunit XseB
Primary source
ECOCYC:EG11098
Locus tag
b0422
See related
ASAP:ABE-0001466
Gene type
protein coding
RefSeq status
PROVISIONAL
Organism
Escherichia coli str. K-12 substr. MG1655 (strain: K-12, substrain: MG1655)
Lineage
Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; Enterobacteriaceae; Escherichia
Also known as
ECK0416; yajE
Summary
XseB is the small subunit of Exonuclease VII . [More information is available at EcoCyc: EG11098].
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Sequence:
NC_000913.3 (441101..441343, complement)

NC_000913.3Genomic Context describing neighboring genes Neighboring gene 1-deoxy-D-xylulose-5-phosphate synthase Neighboring gene geranyl diphosphate/farnesyl diphosphate synthase Neighboring gene tRNA uridine 4-sulfurtransferase Neighboring gene protein/nucleic acid deglycase 3 Neighboring gene 2-dehydropantoate 2-reductase

Genomic Sequence:
NC_000913.3

Go to nucleotide: Graphics FASTA GenBank

Related articles in PubMed

  1. Escherichia coli mutants deficient in exonuclease VII. Chase JW, et al. J Bacteriol, 1977 Feb. PMID 320198, Free PMC Article
  2. Deoxyribonucleic acid repair in Escherichia coli mutants deficient in the 5'----3' exonuclease activity of deoxyribonucleic acid polymerase I and exonuclease VII. Chase JW, et al. J Bacteriol, 1977 May. PMID 400786, Free PMC Article
  3. Exonuclease VII of Escherichia coli. Purification and properties. Chase JW, et al. J Biol Chem, 1974 Jul 25. PMID 4602029
  4. Exonuclease VII of Escherichia coli. Mechanism of action. Chase JW, et al. J Biol Chem, 1974 Jul 25. PMID 4602030
  5. A novel mutational hotspot in a natural quasipalindrome in Escherichia coli. Viswanathan M, et al. J Mol Biol, 2000 Sep 22. PMID 10986118

See all (24) citations in PubMed

GeneRIFs: Gene References Into Functions

Products Interactant Other Gene Complex Source Pubs Description

Homology

Gene Ontology Provided by EcoCyc

Function Evidence Code Pubs
enables exodeoxyribonuclease VII activity IBA
Inferred from Biological aspect of Ancestor
more info
  
enables exodeoxyribonuclease VII activity IEA
Inferred from Electronic Annotation
more info
  
enables exodeoxyribonuclease VII activity IMP
Inferred from Mutant Phenotype
more info
 PubMed 
enables exonuclease activity IEA
Inferred from Electronic Annotation
more info
  
enables hydrolase activity IEA
Inferred from Electronic Annotation
more info
  
enables nuclease activity IEA
Inferred from Electronic Annotation
more info
  
enables protein binding IPI
Inferred from Physical Interaction
more info
 PubMed 
Process Evidence Code Pubs
involved_in DNA catabolic process IDA
Inferred from Direct Assay
more info
 PubMed 
involved_in DNA catabolic process IEA
Inferred from Electronic Annotation
more info
  
involved_in mismatch repair IDA
Inferred from Direct Assay
more info
 PubMed 
Component Evidence Code Pubs
located_in cytoplasm IEA
Inferred from Electronic Annotation
more info
  
is_active_in cytosol IBA
Inferred from Biological aspect of Ancestor
more info
  
located_in cytosol IDA
Inferred from Direct Assay
more info
 PubMed 
part_of exodeoxyribonuclease VII complex IEA
Inferred from Electronic Annotation
more info
  
part_of exodeoxyribonuclease VII complex IPI
Inferred from Physical Interaction
more info
 PubMed 
Preferred Names
exodeoxyribonuclease VII subunit XseB
NP_414956.1

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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
    441101..441343 complement
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NP_414956.1 exodeoxyribonuclease VII subunit XseB [Escherichia coli str. K-12 substr. MG1655]

    See identical proteins and their annotated locations for NP_414956.1

    Status: PROVISIONAL

    UniProtKB/TrEMBL
    A0A376TJP3, A0A376W0Z6
    Conserved Domains (1) summary
    PRK00977
    Location:1 → 78
    PRK00977; exodeoxyribonuclease VII small subunit; Provisional
Nucleotide Protein
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