ID   RS21_BLOPB              Reviewed;          71 AA.
AC   Q493X9;
DT   12-DEC-2006, integrated into UniProtKB/Swiss-Prot.
DT   13-SEP-2005, sequence version 1.
DT   03-AUG-2022, entry version 78.
DE   RecName: Full=30S ribosomal protein S21 {ECO:0000255|HAMAP-Rule:MF_00358};
GN   Name=rpsU {ECO:0000255|HAMAP-Rule:MF_00358}; OrderedLocusNames=BPEN_059;
OS   Blochmannia pennsylvanicus (strain BPEN).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; ant endosymbionts; Candidatus Blochmannia.
OX   NCBI_TaxID=291272;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=BPEN;
RX   PubMed=16077009; DOI=10.1101/gr.3771305;
RA   Degnan P.H., Lazarus A.B., Wernegreen J.J.;
RT   "Genome sequence of Blochmannia pennsylvanicus indicates parallel
RT   evolutionary trends among bacterial mutualists of insects.";
RL   Genome Res. 15:1023-1033(2005).
CC   -!- SIMILARITY: Belongs to the bacterial ribosomal protein bS21 family.
CC       {ECO:0000255|HAMAP-Rule:MF_00358}.
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DR   EMBL; CP000016; AAZ40705.1; -; Genomic_DNA.
DR   RefSeq; WP_011282611.1; NC_007292.1.
DR   AlphaFoldDB; Q493X9; -.
DR   SMR; Q493X9; -.
DR   STRING; 291272.BPEN_059; -.
DR   EnsemblBacteria; AAZ40705; AAZ40705; BPEN_059.
DR   KEGG; bpn:BPEN_059; -.
DR   eggNOG; COG0828; Bacteria.
DR   HOGENOM; CLU_159258_1_0_6; -.
DR   OMA; FKRSCQK; -.
DR   BioCyc; CBLO291272:BPEN_RS00285-MON; -.
DR   Proteomes; UP000007794; Chromosome.
DR   GO; GO:0005840; C:ribosome; IEA:UniProtKB-KW.
DR   GO; GO:0003735; F:structural constituent of ribosome; IEA:InterPro.
DR   GO; GO:0006412; P:translation; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.20.5.1150; -; 1.
DR   HAMAP; MF_00358; Ribosomal_S21; 1.
DR   InterPro; IPR001911; Ribosomal_S21.
DR   InterPro; IPR018278; Ribosomal_S21_CS.
DR   InterPro; IPR038380; S21_sf.
DR   PANTHER; PTHR21109; PTHR21109; 1.
DR   Pfam; PF01165; Ribosomal_S21; 1.
DR   PRINTS; PR00976; RIBOSOMALS21.
DR   TIGRFAMs; TIGR00030; S21p; 1.
DR   PROSITE; PS01181; RIBOSOMAL_S21; 1.
PE   3: Inferred from homology;
KW   Ribonucleoprotein; Ribosomal protein.
FT   CHAIN           1..71
FT                   /note="30S ribosomal protein S21"
FT                   /id="PRO_0000266629"
SQ   SEQUENCE   71 AA;  8676 MW;  246C17EE98864397 CRC64;
     MPIIKVRENE SFDVALRRFK RSCEKSGILS EVRRREFYEK PTTERKRAKA SAIKRHIKKL
     SRENLRRIRL Y