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fecB ferric citrate ABC transporter periplasmic binding protein [ Escherichia coli str. K-12 substr. MG1655 ]

Gene ID: 946838, updated on 3-Jun-2026
Official Symbol
fecB
Official Full Name
ferric citrate ABC transporter periplasmic binding protein
Primary source
ECOCYC:EG10287
Locus tag
b4290
See related
ASAP:ABE-0014065
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
ECK4280
Summary
FIrst 21 aa predicted to be a type I signal peptide. [More information is available at EcoGene: EG10287]. [More information is available at EcoCyc: EG10287].
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Sequence:
NC_000913.3 (4513406..4514308, complement)

NC_000913.3Genomic Context describing neighboring genes Neighboring gene ferric citrate ABC transporter ATP binding subunit Neighboring gene ferric citrate ABC transporter membrane subunit FecD Neighboring gene ferric citrate ABC transporter membrane subunit FecC Neighboring gene ferric citrate outer membrane transporter Neighboring gene ferric citrate regulator FecR Neighboring gene RNA polymerase sigma factor FecI

Genomic Sequence:
NC_000913.3

Go to nucleotide: Graphics FASTA GenBank

Related articles in PubMed

  1. Surface signaling in transcriptional regulation of the ferric citrate transport system of Escherichia coli: mutational analysis of the alternative sigma factor FecI supports its essential role in fec transport gene transcription. Ochs M, et al. Mol Gen Genet, 1996 Mar 7. PMID 8602163
  2. Citrate-dependent iron transport system in Escherichia coli K-12. Hussein S, et al. Eur J Biochem, 1981 Jul. PMID 6268411
  3. Genetics of the iron dicitrate transport system of Escherichia coli. Pressler U, et al. J Bacteriol, 1988 Jun. PMID 2836368, Free PMC Article
  4. Ferric citrate transport in Escherichia coli requires outer membrane receptor protein fecA. Wagegg W, et al. J Bacteriol, 1981 Jan. PMID 7007312, Free PMC Article
  5. Localization of the entire fec region at 97.3 minutes on the Escherichia coli K-12 chromosome. Veitinger S, et al. J Bacteriol, 1992 Jun. PMID 1592838, Free PMC Article

See all (22) 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 protein binding IDA
Inferred from Direct Assay
more info
 PubMed 
Process Evidence Code Pubs
involved_in intracellular iron ion homeostasis NAS
Non-traceable Author Statement
more info
 PubMed 
involved_in iron coordination entity transport IEA
Inferred from Electronic Annotation
more info
  
involved_in iron import into cell NAS
Non-traceable Author Statement
more info
 PubMed 
acts_upstream_of_or_within response to iron ion IEP
Inferred from Expression Pattern
more info
 PubMed 
acts_upstream_of_or_within siderophore-iron import into cell IMP
Inferred from Mutant Phenotype
more info
 PubMed 
Component Evidence Code Pubs
part_of ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing NAS
Non-traceable Author Statement
more info
 PubMed 
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 ISM
Inferred from Sequence Model
more info
 PubMed 
located_in periplasmic space EXP
Inferred from Experiment
more info
 PubMed 
located_in periplasmic space IEA
Inferred from Electronic Annotation
more info
  
Preferred Names
ferric citrate ABC transporter periplasmic binding protein
NP_418710.4

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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
    4513406..4514308 complement
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NP_418710.4 ferric citrate ABC transporter periplasmic binding protein

    See identical proteins and their annotated locations for NP_418710.4

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A376CTS1
    Conserved Domains (1) summary
    PRK11411
    Location:1 → 300
    fecB; iron-dicitrate transporter substrate-binding subunit; Provisional
Nucleotide Protein
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