Reviewed, UniProtKB/Swiss-Prot Q1RKB2 (RS18_RICBR)

Names and origin

Protein names

Recommended name:
    30S ribosomal protein S18

Gene names

Name:	rpsR
Ordered Locus Names:	RBE_0121

Organism

Rickettsia bellii (strain RML369-C) [Complete proteome] [HAMAP]

Taxonomic identifier

336407 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rickettsiales › Rickettsiaceae › Rickettsieae › Rickettsia

Protein attributes

Sequence length	94 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Binds as a heterodimer with protein S6 to the central domain of the 16S rRNA, where it helps stabilize the platform of the 30S subunit By similarity.
Subunit structure	Part of the 30S ribosomal subunit. Forms a tight heterodimer with protein S6 By similarity.
Sequence similarities	Belongs to the ribosomal protein S18P family.

Ontologies

Keywords
Ligand	RNA-binding rRNA-binding
Molecular function	Ribonucleoprotein Ribosomal protein
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	translation Inferred from electronic annotation. Source: HAMAP
Cellular component	ribosome Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	rRNA binding Inferred from electronic annotation. Source: HAMAP structural constituent of ribosome Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 94	94	30S ribosomal protein S18 HAMAP MF_00270		PRO_0000278022

Sequences

	Sequence		Length	Mass (Da)
	Q1RKB2-1 [UniParc]. Last modified May 16, 2006. Version 1. Checksum: EF0171A55B06D552	FASTA	94	10,715
	10 20 30 40 50 60 MSKNNTSETI TRKPMERASK KVFFRRRKGC PLSVPNAPVI DYKNPELLIK FVSEGGRMLP 70 80 90 SRITNVCAKK QRKLNNAIKI ARILALLPFV FQAK

References

[1]

"Genome sequence of Rickettsia bellii illuminates the role of amoebae in gene exchanges between intracellular pathogens." Ogata H., La Scola B., Audic S., Renesto P., Blanc G., Robert C., Fournier P.-E., Claverie J.-M., Raoult D. PLoS Genet. 2:733-744(2006) [PubMed: 16703114] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000087 Genomic DNA. Translation: ABE04202.1.
RefSeq	YP_537291.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	Q1RKB2.
Genome annotation databases
GeneID	3995317.
GenomeReviews	Gene locus RBE_0121 in contig CP000087_GR.
KEGG	rbe:RBE_0121.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q1RKB2.
OMA	YRRRKSC
Enzyme and pathway databases
BioCyc	RBEL336407:RBE_0121-MON.
Family and domain databases
HAMAP	MF_00270. [Tree]
InterPro	IPR001648. Ribosomal_S18. IPR018275. Ribosomal_S18_CS. [Graphical view]
Gene3D	G3DSA:4.10.640.10. Ribosomal_S18. 1 hit.
PANTHER	PTHR13479. Ribosomal_S18. 1 hit.
Pfam	PF01084. Ribosomal_S18. 1 hit. [Graphical view]
PRINTS	PR00974. RIBOSOMALS18.
ProDom	PD002239. Ribosomal_S18. 1 hit. [Graphical view] [Entries sharing at least one domain]
TIGRFAMs	TIGR00165. S18. 1 hit.
PROSITE	PS00057. RIBOSOMAL_S18. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

RS18_RICBR

Accession

Primary (citable) accession number: Q1RKB2

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 20, 2007
Last sequence update:	May 16, 2006
Last modified:	November 24, 2009
This is version 26 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)