UniProtKB - P0AFM9 (PSPB_ECOLI)
Protein
Phage shock protein B
Gene
pspB
Organism
Escherichia coli (strain K12)
Status
Functioni
The phage shock protein (psp) operon (pspABCDE) may play a significant role in the competition for survival under nutrient- or energy-limited conditions. PspB is involved in transcription regulation.1 Publication
GO - Biological processi
- phage shock Source: InterPro
- regulation of transcription, DNA-templated Source: InterPro
Keywordsi
Biological process | Stress response |
Enzyme and pathway databases
BioCyci | EcoCyc:EG10777-MONOMER |
Names & Taxonomyi
Protein namesi | Recommended name: Phage shock protein B |
Gene namesi | Name:pspB Ordered Locus Names:b1305, JW1298 |
Organismi | Escherichia coli (strain K12) |
Taxonomic identifieri | 83333 [NCBI] |
Taxonomic lineagei | Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacterales › Enterobacteriaceae › Escherichia › |
Proteomesi |
|
Subcellular locationi
Plasma membrane
Plasma Membrane
- plasma membrane Source: UniProtKB-SubCell
Other locations
- integral component of membrane Source: UniProtKB-KW
Topology
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Transmembranei | 4 – 24 | HelicalSequence analysisAdd BLAST | 21 |
Keywords - Cellular componenti
Cell inner membrane, Cell membrane, MembranePTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000097071 | 1 – 74 | Phage shock protein BAdd BLAST | 74 |
Proteomic databases
jPOSTi | P0AFM9 |
PaxDbi | P0AFM9 |
PRIDEi | P0AFM9 |
Expressioni
Inductioni
By heat, ethanol, osmotic shock and infection by filamentous bacteriophages.1 Publication
Interactioni
Subunit structurei
Interacts with PspA; could bind PspA only in the presence of PspC.
1 PublicationBinary interactionsi
P0AFM9
With | #Exp. | IntAct |
---|---|---|
pspC [P0AFN2] | 5 | EBI-6408513,EBI-1134561 |
Protein-protein interaction databases
BioGRIDi | 4263233, 301 interactors |
ComplexPortali | CPX-5892, PspBC inner membrane stress response complex |
DIPi | DIP-10588N |
IntActi | P0AFM9, 3 interactors |
STRINGi | 511145.b1305 |
Family & Domainsi
Coiled coil
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Coiled coili | 33 – 68 | Sequence analysisAdd BLAST | 36 |
Sequence similaritiesi
Belongs to the PspB family.Curated
Keywords - Domaini
Coiled coil, Transmembrane, Transmembrane helixPhylogenomic databases
eggNOGi | ENOG5032YI2, Bacteria |
HOGENOMi | CLU_178570_0_0_6 |
Family and domain databases
InterProi | View protein in InterPro IPR009554, Phageshock_PspB |
Pfami | View protein in Pfam PF06667, PspB, 1 hit |
TIGRFAMsi | TIGR02976, phageshock_pspB, 1 hit |
i Sequence
Sequence statusi: Complete.
P0AFM9-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MSALFLAIPL TIFVLFVLPI WLWLHYSNRS GRSELSQSEQ QRLAQLADEA
60 70
KRMRERIQAL ESILDAEHPN WRDR
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | X57560 Genomic DNA Translation: CAA40790.1 U00096 Genomic DNA Translation: AAC74387.1 AP009048 Genomic DNA Translation: BAA14874.1 |
PIRi | S17122 |
RefSeqi | NP_415821.1, NC_000913.3 WP_001274963.1, NZ_STEB01000005.1 |
Genome annotation databases
EnsemblBacteriai | AAC74387; AAC74387; b1305 BAA14874; BAA14874; BAA14874 |
GeneIDi | 945893 |
KEGGi | ecj:JW1298 eco:b1305 |
PATRICi | fig|1411691.4.peg.974 |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | X57560 Genomic DNA Translation: CAA40790.1 U00096 Genomic DNA Translation: AAC74387.1 AP009048 Genomic DNA Translation: BAA14874.1 |
PIRi | S17122 |
RefSeqi | NP_415821.1, NC_000913.3 WP_001274963.1, NZ_STEB01000005.1 |
3D structure databases
ModBasei | Search... |
SWISS-MODEL-Workspacei | Submit a new modelling project... |
Protein-protein interaction databases
BioGRIDi | 4263233, 301 interactors |
ComplexPortali | CPX-5892, PspBC inner membrane stress response complex |
DIPi | DIP-10588N |
IntActi | P0AFM9, 3 interactors |
STRINGi | 511145.b1305 |
Proteomic databases
jPOSTi | P0AFM9 |
PaxDbi | P0AFM9 |
PRIDEi | P0AFM9 |
Genome annotation databases
EnsemblBacteriai | AAC74387; AAC74387; b1305 BAA14874; BAA14874; BAA14874 |
GeneIDi | 945893 |
KEGGi | ecj:JW1298 eco:b1305 |
PATRICi | fig|1411691.4.peg.974 |
Organism-specific databases
EchoBASEi | EB0770 |
Phylogenomic databases
eggNOGi | ENOG5032YI2, Bacteria |
HOGENOMi | CLU_178570_0_0_6 |
Enzyme and pathway databases
BioCyci | EcoCyc:EG10777-MONOMER |
Miscellaneous databases
PROi | PR:P0AFM9 |
Family and domain databases
InterProi | View protein in InterPro IPR009554, Phageshock_PspB |
Pfami | View protein in Pfam PF06667, PspB, 1 hit |
TIGRFAMsi | TIGR02976, phageshock_pspB, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | PSPB_ECOLI | |
Accessioni | P0AFM9Primary (citable) accession number: P0AFM9 Secondary accession number(s): P23854 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | December 20, 2005 |
Last sequence update: | December 20, 2005 | |
Last modified: | February 10, 2021 | |
This is version 104 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Prokaryotic Protein Annotation Program |
Miscellaneousi
Keywords - Technical termi
Reference proteomeDocuments
- SIMILARITY comments
Index of protein domains and families