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flgI flagellar P-ring protein [ Escherichia coli str. K-12 substr. MG1655 ]

Gene ID: 947534, updated on 19-Nov-2025
Official Symbol
flgI
Official Full Name
flagellar P-ring protein
Primary source
ECOCYC:G365
Locus tag
b1080
See related
ASAP:ABE-0003656
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
ECK1065; flaM
Summary
Overexpression causes a decrease in the amount of biofilm formed. [More information is available at EcoGene: EG20265]. FlgI is the basic subunit which makes up the P or peptidoglycan ring of the flagellar basal body. [More information is available at EcoCyc: G365].
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Sequence:
NC_000913.3 (1136274..1137371)

NC_000913.3Genomic Context describing neighboring genes Neighboring gene flagellar basal-body rod protein FlgG Neighboring gene flagellar L-ring protein Neighboring gene putative peptidoglycan hydrolase FlgJ Neighboring gene flagellar hook-filament junction protein 1 Neighboring gene flagellar hook-filament junction protein 2 Neighboring gene ncRNA

Genomic Sequence:
NC_000913.3

Go to nucleotide: Graphics FASTA GenBank

Related articles in PubMed

  1. The flaFIX gene product of Salmonella typhimurium is a flagellar basal body component with a signal peptide for export. Homma M, et al. J Bacteriol, 1987 Apr. PMID 3549691, Free PMC Article
  2. Disulphide cross-linking between the stator and the bearing components in the bacterial flagellar motor. Hizukuri Y, et al. J Biochem, 2010 Sep. PMID 20576620
  3. Systematic Cys mutagenesis of FlgI, the flagellar P-ring component of Escherichia coli. Hizukuri Y, et al. Microbiology (Reading), 2008 Mar. PMID 18310027, Free PMC Article
  4. Role of the intramolecular disulfide bond in FlgI, the flagellar P-ring component of Escherichia coli. Hizukuri Y, et al. J Bacteriol, 2006 Jun. PMID 16740925, Free PMC Article
  5. Genetic analysis of Escherichia coli K-12 region I flagellar mutants. Komeda Y, et al. J Bacteriol, 1977 Sep. PMID 330498, Free PMC Article

See all (62) 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 structural molecule activity IEA
Inferred from Electronic Annotation
more info
  
Process Evidence Code Pubs
acts_upstream_of_or_within DNA damage response IEP
Inferred from Expression Pattern
more info
 PubMed 
involved_in archaeal or bacterial-type flagellum-dependent cell motility IEA
Inferred from Electronic Annotation
more info
  
involved_in bacterial-type flagellum-dependent cell motility IBA
Inferred from Biological aspect of Ancestor
more info
  
involved_in bacterial-type flagellum-dependent cell motility IEA
Inferred from Electronic Annotation
more info
  
acts_upstream_of_or_within bacterial-type flagellum-dependent cell motility IMP
Inferred from Mutant Phenotype
more info
 PubMed 
Component Evidence Code Pubs
located_in bacterial-type flagellum basal body IEA
Inferred from Electronic Annotation
more info
  
is_active_in bacterial-type flagellum basal body, distal rod, P ring IBA
Inferred from Biological aspect of Ancestor
more info
  
located_in bacterial-type flagellum basal body, distal rod, P ring IEA
Inferred from Electronic Annotation
more info
  
located_in bacterial-type flagellum basal body, distal rod, P ring IMP
Inferred from Mutant Phenotype
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
flagellar P-ring protein

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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
    1136274..1137371
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

mRNA and Protein(s)

  1. NP_415598.3 flagellar P-ring protein

    See identical proteins and their annotated locations for NP_415598.3

    Status: REVIEWED

    UniProtKB/TrEMBL
    A0A6C9KSF1, A0A8S7JP32
    Conserved Domains (1) summary
    PRK05303
    Location:1 → 365
    flgI; flagellar basal body P-ring protein FlgI
Nucleotide Protein
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