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Protein

30S ribosomal protein S2

Gene

rpsB

Organism
Escherichia coli (strain K12)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Required for ribosomal protein S1 to bind to the 30S subunit.1 Publication

GO - Molecular functioni

  • structural constituent of ribosome Source: CAFA
  • zinc ion binding Source: EcoliWiki

GO - Biological processi

  • ribosomal small subunit assembly Source: CAFA
  • translation Source: GO_Central

Keywordsi

Molecular functionRibonucleoprotein, Ribosomal protein

Enzyme and pathway databases

BioCyciEcoCyc:EG10901-MONOMER
MetaCyc:EG10901-MONOMER

Names & Taxonomyi

Protein namesi
Recommended name:
30S ribosomal protein S2
Alternative name(s):
Small ribosomal subunit protein uS21 Publication
Gene namesi
Name:rpsB
Ordered Locus Names:b0169, JW0164
OrganismiEscherichia coli (strain K12)
Taxonomic identifieri83333 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaGammaproteobacteriaEnterobacteralesEnterobacteriaceaeEscherichia
Proteomesi
  • UP000000318 Componenti: Chromosome
  • UP000000625 Componenti: Chromosome

Organism-specific databases

EcoGeneiEG10901 rpsB

Subcellular locationi

GO - Cellular componenti

  • cytosolic small ribosomal subunit Source: CAFA

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Initiator methionineiRemoved3 Publications
ChainiPRO_00001341652 – 24130S ribosomal protein S2Add BLAST240

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Modified residuei115N6-succinyllysine1 Publication1

Proteomic databases

EPDiP0A7V0
PaxDbiP0A7V0
PRIDEiP0A7V0

2D gel databases

SWISS-2DPAGEiP0A7V0

Interactioni

Subunit structurei

Part of the 30S ribosomal subunit, contacts S1 (PubMed:12068815). Some nascent polypeptide chains are able to cross-link to this protein in situ (PubMed:9716382).12 Publications

Binary interactionsi

Show more details

Protein-protein interaction databases

BioGridi4260812, 49 interactors
852185, 1 interactor
DIPiDIP-6877N
IntActiP0A7V0, 208 interactors
STRINGi316385.ECDH10B_0149

Structurei

Secondary structure

1241
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details
Feature keyPosition(s)DescriptionActionsGraphical viewLength
Beta strandi28 – 30Combined sources3
Helixi34 – 37Combined sources4
Beta strandi38 – 40Combined sources3

3D structure databases

ProteinModelPortaliP0A7V0
SMRiP0A7V0
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiP0A7V0

Family & Domainsi

Sequence similaritiesi

Phylogenomic databases

eggNOGiENOG4105CE9 Bacteria
COG0052 LUCA
HOGENOMiHOG000071892
InParanoidiP0A7V0
KOiK02967
OMAiSYIDRAY
PhylomeDBiP0A7V0

Family and domain databases

CDDicd01425 RPS2, 1 hit
HAMAPiMF_00291_B Ribosomal_S2_B, 1 hit
InterProiView protein in InterPro
IPR001865 Ribosomal_S2
IPR005706 Ribosomal_S2_bac/mit/plastid
IPR018130 Ribosomal_S2_CS
IPR023591 Ribosomal_S2_flav_dom_sf
PANTHERiPTHR12534 PTHR12534, 1 hit
PfamiView protein in Pfam
PF00318 Ribosomal_S2, 1 hit
PRINTSiPR00395 RIBOSOMALS2
SUPFAMiSSF52313 SSF52313, 1 hit
TIGRFAMsiTIGR01011 rpsB_bact, 1 hit
PROSITEiView protein in PROSITE
PS00962 RIBOSOMAL_S2_1, 1 hit
PS00963 RIBOSOMAL_S2_2, 1 hit

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

P0A7V0-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MATVSMRDML KAGVHFGHQT RYWNPKMKPF IFGARNKVHI INLEKTVPMF
60 70 80 90 100
NEALAELNKI ASRKGKILFV GTKRAASEAV KDAALSCDQF FVNHRWLGGM
110 120 130 140 150
LTNWKTVRQS IKRLKDLETQ SQDGTFDKLT KKEALMRTRE LEKLENSLGG
160 170 180 190 200
IKDMGGLPDA LFVIDADHEH IAIKEANNLG IPVFAIVDTN SDPDGVDFVI
210 220 230 240
PGNDDAIRAV TLYLGAVAAT VREGRSQDLA SQAEESFVEA E
Length:241
Mass (Da):26,744
Last modified:January 23, 2007 - v2
Checksum:i87A38C696115212E
GO

Mass spectrometryi

Molecular mass is 26610.5 Da from positions 2 - 241. Determined by MALDI. 1 Publication

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
V00343 Genomic DNA Translation: CAA23631.1
U70214 Genomic DNA Translation: AAB08598.1
U00096 Genomic DNA Translation: AAC73280.1
AP009048 Genomic DNA Translation: BAB96744.1
PIRiA02696 R3EC2
RefSeqiNP_414711.1, NC_000913.3
WP_000246882.1, NZ_LN832404.1

Genome annotation databases

EnsemblBacteriaiAAC73280; AAC73280; b0169
BAB96744; BAB96744; BAB96744
GeneIDi947874
KEGGiecj:JW0164
eco:b0169
PATRICifig|1411691.4.peg.2112

Similar proteinsi

Entry informationi

Entry nameiRS2_ECOLI
AccessioniPrimary (citable) accession number: P0A7V0
Secondary accession number(s): P02351, Q9R2E5
Entry historyiIntegrated into UniProtKB/Swiss-Prot: July 21, 1986
Last sequence update: January 23, 2007
Last modified: June 20, 2018
This is version 137 of the entry and version 2 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. Escherichia coli
    Escherichia coli (strain K12): entries and cross-references to EcoGene
  2. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  3. Ribosomal proteins
    Ribosomal proteins families and list of entries
  4. SIMILARITY comments
    Index of protein domains and families

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