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Protein

Primosomal replication protein N

Gene

priB

Organism
Escherichia coli (strain 55989 / EAEC)
Status
Reviewed-Annotation score: Annotation score: 2 out of 5-Protein inferred from homologyi

Functioni

Binds single-stranded DNA at the primosome assembly site (PAS). During primosome assembly it facilitates the complex formation between PriA and DnaT.

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionDNA-binding
Biological processDNA replication

Names & Taxonomyi

Protein namesi
Recommended name:
Primosomal replication protein N
Gene namesi
Name:priB
Ordered Locus Names:EC55989_4759
OrganismiEscherichia coli (strain 55989 / EAEC)
Taxonomic identifieri585055 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaGammaproteobacteriaEnterobacteralesEnterobacteriaceaeEscherichia
Proteomesi
  • UP000000746 Componenti: Chromosome

Subcellular locationi

GO - Cellular componenti

Keywords - Cellular componenti

Primosome

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_10001925451 – 104Primosomal replication protein NAdd BLAST104

Interactioni

Subunit structurei

Component of the preprimosomal complex composed of one monomer of PriC and DnaT, two monomers of PriA, two dimers of PriB and one hexamer of DnaB. Upon transient interaction with DnaG it forms the primosome.

Structurei

3D structure databases

ProteinModelPortaliB7LCR2.
SMRiB7LCR2.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Domaini1 – 101SSBAdd BLAST101

Sequence similaritiesi

Belongs to the PriB family.

Phylogenomic databases

HOGENOMiHOG000261221.
KOiK02686.
OMAiCQMPVII.

Family and domain databases

CDDicd04496. SSB_OBF. 1 hit.
HAMAPiMF_00720. PriB. 1 hit.
InterProiView protein in InterPro
IPR012340. NA-bd_OB-fold.
IPR000424. Primosome_PriB/ssb.
IPR023646. Prisomal_replication_PriB.
PfamiView protein in Pfam
PF00436. SSB. 1 hit.
PIRSFiPIRSF003135. Primosomal_n. 1 hit.
SUPFAMiSSF50249. SSF50249. 1 hit.
TIGRFAMsiTIGR04418. PriB_gamma. 1 hit.
PROSITEiView protein in PROSITE
PS50935. SSB. 1 hit.

Sequencei

Sequence statusi: Complete.

B7LCR2-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MTNRLVLSGT VCRTPLRKVS PSGIPHCQFV LEHRSVQEEA GFHRQAWCQM
60 70 80 90 100
PVIVSGHENQ AITHSITVGS RITVQGFISC HKAKNGLSKM VLHAEQIELI

DSGD
Length:104
Mass (Da):11,472
Last modified:February 10, 2009 - v1
Checksum:i6622ED9395C2F1B8
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
CU928145 Genomic DNA. Translation: CAV01700.1.
RefSeqiWP_001296681.1. NC_011748.1.

Genome annotation databases

EnsemblBacteriaiCAV01700; CAV01700; EC55989_4759.
KEGGieck:EC55989_4759.

Similar proteinsi

Entry informationi

Entry nameiPRIB_ECO55
AccessioniPrimary (citable) accession number: B7LCR2
Entry historyiIntegrated into UniProtKB/Swiss-Prot: July 28, 2009
Last sequence update: February 10, 2009
Last modified: September 27, 2017
This is version 54 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families