Q67SC9 (RL21_SYMTH) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
50S ribosomal protein L21

Gene names

Name:	rplU
Ordered Locus Names:	STH429

Organism

Symbiobacterium thermophilum [Complete proteome] [HAMAP]

Taxonomic identifier

2734 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Clostridia › Clostridiales › Clostridiales Family XVIII. Incertae Sedis › Symbiobacterium

Protein attributes

Sequence length	104 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	This protein binds to 23S rRNA in the presence of protein L20 By similarity. HAMAP MF_01363
Subunit structure	Part of the 50S ribosomal subunit. Contacts protein L20 By similarity.
Sequence similarities	Belongs to the ribosomal protein L21P 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: InterPro
Cellular component	ribosome Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	rRNA binding Inferred from electronic annotation. Source: UniProtKB-KW 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 – 104	104	50S ribosomal protein L21 HAMAP MF_01363		PRO_0000269404

Sequences

	Sequence		Length	Mass (Da)
	Q67SC9 [UniParc]. Last modified October 11, 2004. Version 1. Checksum: 4C81AD095B06150C	FASTA	104	11,442
	10 20 30 40 50 60 MTYAIVETGG KQYRVQEGDT LRVEKLTAGE GETVVFDKVL AISRDGKVTV GTPYIEGAKV 70 80 90 100 TAKVAAHGKG PKIIVFKYRN KTNYRRKTGH RQPFTAITIE SIEG

References

[1]

"Genome sequence of Symbiobacterium thermophilum, an uncultivable bacterium that depends on microbial commensalism." Ueda K., Yamashita A., Ishikawa J., Shimada M., Watsuji T., Morimura K., Ikeda H., Hattori M., Beppu T. Nucleic Acids Res. 32:4937-4944(2004) [PubMed: 15383646] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: T / IAM 14863.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AP006840 Genomic DNA. Translation: BAD39414.1.
RefSeq	YP_074258.1. NC_006177.1.
3D structure databases
ProteinModelPortal	Q67SC9.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	2979383.
GenomeReviews	Gene locus STH429 in contig AP006840_GR.
KEGG	sth:STH429.
NMPDR	fig|292459.1.peg.409.
PATRIC	23778930. VBISymThe116959_0412.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG706775.
OMA	IKVEQIA.
ProtClustDB	PRK05573.
Enzyme and pathway databases
BioCyc	STHE292459:STH429-MONOMER.
Family and domain databases
HAMAP	MF_01363. Ribosomal_L21. [Tree]
InterPro	IPR001787. Ribosomal_L21. IPR018258. Ribosomal_L21_CS. [Graphical view]
KO	K02888.
PANTHER	PTHR21349. Ribosomal_L21p. 1 hit.
Pfam	PF00829. Ribosomal_L21p. 1 hit. [Graphical view]
TIGRFAMs	TIGR00061. L21. 1 hit.
PROSITE	PS01169. RIBOSOMAL_L21. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

RL21_SYMTH

Accession

Primary (citable) accession number: Q67SC9

Entry history

Integrated into UniProtKB/Swiss-Prot:	December 12, 2006
Last sequence update:	October 11, 2004
Last modified:	January 25, 2012
This is version 46 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program