O67560 (RL21_AQUAE) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
50S ribosomal protein L21

Gene names

Name:	rplU
Ordered Locus Names:	aq_1641.1
ORF Names:	aq_1641A

Organism

Aquifex aeolicus (strain VF5)

Taxonomic identifier

224324 [NCBI]

Taxonomic lineage

Bacteria › Aquificae › Aquificales › Aquificaceae › Aquifex

Protein attributes

Sequence length	98 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 Reference 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 – 98	98	50S ribosomal protein L21 HAMAP MF_01363		PRO_0000180989

Sequences

	Sequence		Length	Mass (Da)
	O67560 [UniParc]. Last modified August 1, 1998. Version 1. Checksum: 25950F687590ED6E	FASTA	98	11,470
	10 20 30 40 50 60 MYAVIKTGGK QYKVEKGMKL KVEKLPYEVG QTVEFEALML RKDDGSIEFN KGKVIAEVKA 70 80 90 HGRGKKLIVF KYRPKKNYKR WKGHRQPYTE IEIKDILP

References

[1]	"The complete genome of the hyperthermophilic bacterium Aquifex aeolicus." Deckert G., Warren P.V., Gaasterland T., Young W.G., Lenox A.L., Graham D.E., Overbeek R., Snead M.A., Keller M., Aujay M., Huber R., Feldman R.A., Short J.M., Olsen G.J., Swanson R.V. Nature 392:353-358(1998) [PubMed: 9537320] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: VF5.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE000657 Genomic DNA. Translation: AAC07544.1.
PIR	G70441.
RefSeq	NP_214126.1. NC_000918.1.
3D structure databases
ProteinModelPortal	O67560.
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	1193184.
GenomeReviews	Gene locus aq_1641.1 in contig AE000657_GR.
NMPDR	fig|224324.1.peg.1141.
PATRIC	20960308. VBIAquAeo85532_1266.
Phylogenomic databases
HOGENOM	HBG706775.
OMA	IKVEQIA.
PhylomeDB	O67560.
ProtClustDB	PRK05573.
Enzyme and pathway databases
BioCyc	AAEO224324:AQ_1641A-MONOMER.
Family and domain databases
HAMAP	MF_01363. Ribosomal_L21. [Tree]
InterPro	IPR001787. Ribosomal_L21. IPR018258. Ribosomal_L21_CS. [Graphical view]
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_AQUAE

Accession

Primary (citable) accession number: O67560

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 30, 2000
Last sequence update:	August 1, 1998
Last modified:	January 25, 2012
This is version 61 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program