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yejA oligopeptide ABC transporter periplasmic binding protein YejA [ Escherichia coli str. K-12 substr. MG1655 ]

Gene ID: 946675, updated on 4-Feb-2026
Official Symbol
yejA
Official Full Name
oligopeptide ABC transporter periplasmic binding protein YejA
Primary source
ECOCYC:EG12037
Locus tag
b2177
See related
ASAP:ABE-0007206
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
ECK2171
Summary
YejABEF microcin C ABC transport system. [More information is available at EcoGene: EG12037]. YejA is a periplasmic binding component of the YejA/YejB/YejE/YejF ABC transporter. [More information is available at EcoCyc: EG12037].
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Sequence:
NC_000913.3 (2272364..2274178)

NC_000913.3Genomic Context describing neighboring genes Neighboring gene peptidoglycan endopeptidase/peptidoglycan L,D-carboxypeptidase Neighboring gene putative c-di-GMP phosphodiesterase PdeN Neighboring gene putative oligopeptide ABC transporter membrane subunit YejB Neighboring gene putative oligopeptide ABC transporter membrane subunit YejE

Genomic Sequence:
NC_000913.3

Go to nucleotide: Graphics FASTA GenBank

Related articles in PubMed

  1. Characterization of peptide chain length and constituency requirements for YejABEF-mediated uptake of microcin C analogues. Vondenhoff GH, et al. J Bacteriol, 2011 Jul. PMID 21602342, Free PMC Article
  2. The Escherichia coli Yej transporter is required for the uptake of translation inhibitor microcin C. Novikova M, et al. J Bacteriol, 2007 Nov. PMID 17873039, Free PMC Article
  3. Gene fusions and gene duplications: relevance to genomic annotation and functional analysis. Serres MH, et al. BMC Genomics, 2005 Mar 9. PMID 15757509, Free PMC Article
  4. Identification of Escherichia coli genes that are specifically expressed in a murine model of septicemic infection. Khan MA, et al. Infect Immun, 2002 Jul. PMID 12065479, Free PMC Article
  5. A small bacterial RNA regulates a putative ABC transporter. Antal M, et al. J Biol Chem, 2005 Mar 4. PMID 15618228

See all (11) citations in PubMed

GeneRIFs: Gene References Into Functions

What's a GeneRIF?
  1. An minimal peptide chain length of 6 amino acids and an N-terminal formyl-methionyl-arginyl sequence of microcin C are required for YejABEF-mediated uptake.
    Title: Characterization of peptide chain length and constituency requirements for YejABEF-mediated uptake of microcin C analogues.
Submit: New GeneRIF Correction
Products Interactant Other Gene Complex Source Pubs Description

Homology

Gene Ontology Provided by EcoCyc

Function Evidence Code Pubs
enables ABC-type oligopeptide transporter activity IMP
Inferred from Mutant Phenotype
more info
 PubMed 
enables peptide transmembrane transporter activity IBA
Inferred from Biological aspect of Ancestor
more info
  
Process Evidence Code Pubs
involved_in microcin transport IBA
Inferred from Biological aspect of Ancestor
more info
  
involved_in microcin transport IDA
Inferred from Direct Assay
more info
 PubMed 
acts_upstream_of_or_within microcin transport IMP
Inferred from Mutant Phenotype
more info
 PubMed 
involved_in oligopeptide transmembrane transport IEA
Inferred from Electronic Annotation
more info
  
acts_upstream_of_or_within oligopeptide transport IDA
Inferred from Direct Assay
more info
 PubMed 
involved_in peptide transport IBA
Inferred from Biological aspect of Ancestor
more info
  
involved_in peptide transport IEA
Inferred from Electronic Annotation
more info
  
involved_in peptide transport NAS
Non-traceable Author Statement
more info
 PubMed 
involved_in protein transport IEA
Inferred from Electronic Annotation
more info
  
involved_in transmembrane transport IEA
Inferred from Electronic Annotation
more info
  
Component Evidence Code Pubs
part_of ATP-binding cassette (ABC) transporter complex IEA
Inferred from Electronic Annotation
more info
  
located_in membrane NAS
Non-traceable Author Statement
more info
 PubMed 
is_active_in outer membrane-bounded periplasmic space IBA
Inferred from Biological aspect of Ancestor
more info
  
located_in outer membrane-bounded periplasmic space IDA
Inferred from Direct Assay
more info
 PubMed 
located_in outer membrane-bounded periplasmic space IEA
Inferred from Electronic Annotation
more info
  
located_in periplasmic space IEA
Inferred from Electronic Annotation
more info
  
Preferred Names
oligopeptide ABC transporter periplasmic binding protein YejA
NP_416682.4

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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
    2272364..2274178
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NP_416682.4 oligopeptide ABC transporter periplasmic binding protein YejA

    See identical proteins and their annotated locations for NP_416682.4

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A8S7F810
    Conserved Domains (1) summary
    cd08497
    Location:39 → 573
    PBP2_NikA_DppA_OppA_like_14; The substrate-binding component of an uncharacterized ABC-type nickel/dipeptide/oligopeptide-like import system contains the type 2 periplasmic binding fold
Nucleotide Protein
Heading Accession and Version

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