A4XAG3 (RL21_SALTO) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
50S ribosomal protein L21

Gene names

Name:	rplU
Ordered Locus Names:	Strop_3481

Organism

Salinispora tropica (strain ATCC BAA-916 / DSM 44818 / CNB-440) [Complete proteome] [HAMAP]

Taxonomic identifier

369723 [NCBI]

Taxonomic lineage

Bacteria › Actinobacteria › Actinobacteridae › Actinomycetales › Micromonosporineae › Micromonosporaceae › Salinispora

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_1000086997

Sequences

	Sequence		Length	Mass (Da)
	A4XAG3 [UniParc]. Last modified May 29, 2007. Version 1. Checksum: 348B637266A85E21	FASTA	104	11,076
	10 20 30 40 50 60 MYAIVKTGGK QYKVAEGDVI EVEKLAGTPG DAVQLAAVLL VDGDDLVTDA AKLAKVEVSG 70 80 90 100 EIAAHTKGPK IRIHKFKNKT GYHKRQGHRQ PLTQVKVTGI SSGK

References

[1]

"Complete sequence of Salinispora tropica CNB-440." Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E., Tice H., Pitluck S., Sun H., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Kim E., Jensen P.R., Moore B.S., Udwary D.W., Richardson P. Submitted (APR-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC BAA-916 / DSM 44818 / CNB-440.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000667 Genomic DNA. Translation: ABP55912.1.
RefSeq	YP_001160290.1. NC_009380.1.
3D structure databases
ProteinModelPortal	A4XAG3.
ModBase	Search...
Protein-protein interaction databases
STRING	A4XAG3.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	5059950.
GenomeReviews	Gene locus Strop_3481 in contig CP000667_GR.
KEGG	stp:Strop_3481.
PATRIC	23446108. VBISalTro43511_3591.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0261.
HOGENOM	HBG706775.
OMA	IKVEQIA.
PhylomeDB	A4XAG3.
ProtClustDB	PRK05573.
Enzyme and pathway databases
BioCyc	STRO369723:STROP_3481-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_SALTO

Accession

Primary (citable) accession number: A4XAG3

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 20, 2008
Last sequence update:	May 29, 2007
Last modified:	December 14, 2011
This is version 31 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program