ID   RL21_CLOTE              Reviewed;         104 AA.
AC   Q892N4;
DT   12-DEC-2006, integrated into UniProtKB/Swiss-Prot.
DT   12-DEC-2006, sequence version 2.
DT   03-AUG-2022, entry version 98.
DE   RecName: Full=50S ribosomal protein L21 {ECO:0000255|HAMAP-Rule:MF_01363};
GN   Name=rplU {ECO:0000255|HAMAP-Rule:MF_01363}; OrderedLocusNames=CTC_02060;
OS   Clostridium tetani (strain Massachusetts / E88).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Clostridiaceae;
OC   Clostridium.
OX   NCBI_TaxID=212717;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Massachusetts / E88;
RX   PubMed=12552129; DOI=10.1073/pnas.0335853100;
RA   Brueggemann H., Baeumer S., Fricke W.F., Wiezer A., Liesegang H.,
RA   Decker I., Herzberg C., Martinez-Arias R., Merkl R., Henne A.,
RA   Gottschalk G.;
RT   "The genome sequence of Clostridium tetani, the causative agent of tetanus
RT   disease.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:1316-1321(2003).
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}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAO36561.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AE015927; AAO36561.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_011100219.1; NC_004557.1.
DR   AlphaFoldDB; Q892N4; -.
DR   SMR; Q892N4; -.
DR   STRING; 212717.CTC_02060; -.
DR   PRIDE; Q892N4; -.
DR   EnsemblBacteria; AAO36561; AAO36561; CTC_02060.
DR   GeneID; 64179828; -.
DR   KEGG; ctc:CTC_02060; -.
DR   HOGENOM; CLU_061463_3_0_9; -.
DR   OMA; HRQEITR; -.
DR   OrthoDB; 1949059at2; -.
DR   Proteomes; UP000001412; Chromosome.
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   InterPro; IPR018258; Ribosomal_L21_CS.
DR   PANTHER; PTHR21349; PTHR21349; 1.
DR   Pfam; PF00829; Ribosomal_L21p; 1.
DR   SUPFAM; SSF141091; SSF141091; 1.
DR   TIGRFAMs; TIGR00061; L21; 1.
DR   PROSITE; PS01169; RIBOSOMAL_L21; 1.
PE   3: Inferred from homology;
KW   Reference proteome; Ribonucleoprotein; Ribosomal protein; RNA-binding;
KW   rRNA-binding.
FT   CHAIN           1..104
FT                   /note="50S ribosomal protein L21"
FT                   /id="PRO_0000269307"
SQ   SEQUENCE   104 AA;  11587 MW;  C4DBFF93EAE2579B CRC64;
     MYAVVVTGGK QYKVTEGDVL FVEKLDAEVD AAIELDNVLA ISKDNGEFVV GKPVVEGAKV
     TAKVLKQGKA KKVVVFKYKP KKHYRKKQGH RQPYTKIQIE KINA