ID   RL21_CERSK              Reviewed;         131 AA.
AC   B9KW01;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 66.
DE   RecName: Full=50S ribosomal protein L21 {ECO:0000255|HAMAP-Rule:MF_01363};
GN   Name=rplU {ECO:0000255|HAMAP-Rule:MF_01363};
GN   OrderedLocusNames=RSKD131_3145;
OS   Cereibacter sphaeroides (strain KD131 / KCTC 12085) (Rhodobacter
OS   sphaeroides).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales;
OC   Rhodobacteraceae; Cereibacter.
OX   NCBI_TaxID=557760;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KD131 / KCTC 12085;
RX   PubMed=19028901; DOI=10.1128/jb.01565-08;
RA   Lim S.-K., Kim S.J., Cha S.H., Oh Y.-K., Rhee H.-J., Kim M.-S., Lee J.K.;
RT   "Complete genome sequence of Rhodobacter sphaeroides KD131.";
RL   J. Bacteriol. 191:1118-1119(2009).
CC   -!- FUNCTION: This protein binds to 23S rRNA in the presence of protein
CC       L20. {ECO:0000255|HAMAP-Rule:MF_01363}.
CC   -!- SUBUNIT: Part of the 50S ribosomal subunit. Contacts protein L20.
CC       {ECO:0000255|HAMAP-Rule:MF_01363}.
CC   -!- SIMILARITY: Belongs to the bacterial ribosomal protein bL21 family.
CC       {ECO:0000255|HAMAP-Rule:MF_01363}.
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DR   EMBL; CP001151; ACM03005.1; -; Genomic_DNA.
DR   RefSeq; WP_002723380.1; NC_011958.1.
DR   AlphaFoldDB; B9KW01; -.
DR   SMR; B9KW01; -.
DR   PRIDE; B9KW01; -.
DR   EnsemblBacteria; ACM03005; ACM03005; RSKD131_3145.
DR   GeneID; 67448500; -.
DR   KEGG; rsk:RSKD131_3145; -.
DR   HOGENOM; CLU_061463_1_2_5; -.
DR   OMA; HRQEITR; -.
DR   Proteomes; UP000001597; Chromosome 2.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProt.
DR   GO; GO:0005840; C:ribosome; IEA:UniProtKB-KW.
DR   GO; GO:0019843; F:rRNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0003735; F:structural constituent of ribosome; IEA:InterPro.
DR   GO; GO:0006412; P:translation; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01363; Ribosomal_L21; 1.
DR   InterPro; IPR036164; L21-like_sf.
DR   InterPro; IPR028909; L21p-like.
DR   InterPro; IPR001787; Ribosomal_L21.
DR   PANTHER; PTHR21349; PTHR21349; 1.
DR   Pfam; PF00829; Ribosomal_L21p; 1.
DR   SUPFAM; SSF141091; SSF141091; 1.
DR   TIGRFAMs; TIGR00061; L21; 1.
PE   3: Inferred from homology;
KW   Ribonucleoprotein; Ribosomal protein; RNA-binding; rRNA-binding.
FT   CHAIN           1..131
FT                   /note="50S ribosomal protein L21"
FT                   /id="PRO_1000166738"
SQ   SEQUENCE   131 AA;  13841 MW;  51E9261D1E83D925 CRC64;
     MFAVLKTGGK QYKVQAGDVL RVEKLACEAG DKIQFNDILM VGGDSVTVGA PFVAGAAVQA
     EVIAQIKGEK TIHYVKRRRK HSSQRTKGHR QQLTLLRVTD VLASGADASG VAVATGTADA
     RRAAHNASAK E