ID   RL21_STAA8              Reviewed;         102 AA.
AC   Q2FXS8;
DT   12-DEC-2006, integrated into UniProtKB/Swiss-Prot.
DT   21-MAR-2006, sequence version 1.
DT   03-AUG-2022, entry version 102.
DE   RecName: Full=50S ribosomal protein L21 {ECO:0000255|HAMAP-Rule:MF_01363};
GN   Name=rplU {ECO:0000255|HAMAP-Rule:MF_01363};
GN   OrderedLocusNames=SAOUHSC_01757;
OS   Staphylococcus aureus (strain NCTC 8325 / PS 47).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=93061;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NCTC 8325 / PS 47;
RA   Gillaspy A.F., Worrell V., Orvis J., Roe B.A., Dyer D.W., Iandolo J.J.;
RT   "The Staphylococcus aureus NCTC 8325 genome.";
RL   (In) Fischetti V., Novick R., Ferretti J., Portnoy D., Rood J. (eds.);
RL   Gram positive pathogens, 2nd edition, pp.381-412, ASM Press, Washington
RL   D.C. (2006).
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; CP000253; ABD30826.1; -; Genomic_DNA.
DR   RefSeq; WP_000457386.1; NZ_LS483365.1.
DR   RefSeq; YP_500262.1; NC_007795.1.
DR   PDB; 4WCE; X-ray; 3.53 A; O=1-102.
DR   PDB; 4WF9; X-ray; 3.43 A; O=1-102.
DR   PDB; 4WFA; X-ray; 3.39 A; O=1-102.
DR   PDB; 4WFB; X-ray; 3.43 A; O=1-102.
DR   PDB; 5HKV; X-ray; 3.66 A; O=1-102.
DR   PDB; 5HL7; X-ray; 3.55 A; O=1-102.
DR   PDB; 5LI0; EM; 3.80 A; U=1-102.
DR   PDB; 5ND8; EM; 3.70 A; U=1-102.
DR   PDB; 5ND9; EM; 3.70 A; U=1-102.
DR   PDB; 5NRG; X-ray; 3.44 A; O=1-102.
DR   PDB; 5TCU; EM; 3.90 A; L4=1-102.
DR   PDB; 6DDD; EM; 3.10 A; D=1-102.
DR   PDB; 6DDG; EM; 3.10 A; D=1-102.
DR   PDB; 6HMA; EM; 2.65 A; P=1-102.
DR   PDB; 6SJ6; EM; 3.23 A; U=1-102.
DR   PDB; 6WQN; EM; 2.90 A; D=1-102.
DR   PDB; 6WQQ; EM; 3.10 A; D=1-102.
DR   PDB; 6WRS; EM; 3.20 A; D=1-102.
DR   PDB; 6WRU; EM; 3.10 A; D=1-102.
DR   PDB; 6YEF; EM; 3.20 A; U=1-102.
DR   PDB; 7NHL; EM; 3.10 A; U=1-102.
DR   PDB; 7NHM; EM; 3.10 A; U=1-102.
DR   PDBsum; 4WCE; -.
DR   PDBsum; 4WF9; -.
DR   PDBsum; 4WFA; -.
DR   PDBsum; 4WFB; -.
DR   PDBsum; 5HKV; -.
DR   PDBsum; 5HL7; -.
DR   PDBsum; 5LI0; -.
DR   PDBsum; 5ND8; -.
DR   PDBsum; 5ND9; -.
DR   PDBsum; 5NRG; -.
DR   PDBsum; 5TCU; -.
DR   PDBsum; 6DDD; -.
DR   PDBsum; 6DDG; -.
DR   PDBsum; 6HMA; -.
DR   PDBsum; 6SJ6; -.
DR   PDBsum; 6WQN; -.
DR   PDBsum; 6WQQ; -.
DR   PDBsum; 6WRS; -.
DR   PDBsum; 6WRU; -.
DR   PDBsum; 6YEF; -.
DR   PDBsum; 7NHL; -.
DR   PDBsum; 7NHM; -.
DR   AlphaFoldDB; Q2FXS8; -.
DR   SMR; Q2FXS8; -.
DR   IntAct; Q2FXS8; 2.
DR   STRING; 1280.SAXN108_1674; -.
DR   EnsemblBacteria; ABD30826; ABD30826; SAOUHSC_01757.
DR   GeneID; 3920555; -.
DR   GeneID; 66839833; -.
DR   KEGG; sao:SAOUHSC_01757; -.
DR   PATRIC; fig|93061.5.peg.1600; -.
DR   eggNOG; COG0261; Bacteria.
DR   HOGENOM; CLU_061463_3_2_9; -.
DR   OMA; HRQEITR; -.
DR   PRO; PR:Q2FXS8; -.
DR   Proteomes; UP000008816; 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; IBA:GO_Central.
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   1: Evidence at protein level;
KW   3D-structure; Reference proteome; Ribonucleoprotein; Ribosomal protein;
KW   RNA-binding; rRNA-binding.
FT   CHAIN           1..102
FT                   /note="50S ribosomal protein L21"
FT                   /id="PRO_0000269385"
FT   REGION          80..102
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   STRAND          3..7
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          10..14
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          19..23
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          32..35
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          38..41
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          43..45
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          48..53
FT                   /evidence="ECO:0007829|PDB:6DDG"
FT   STRAND          58..67
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          71..77
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   TURN            78..81
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          82..88
FT                   /evidence="ECO:0007829|PDB:6HMA"
FT   STRAND          91..100
FT                   /evidence="ECO:0007829|PDB:6HMA"
SQ   SEQUENCE   102 AA;  11333 MW;  0D3AA2949F0F45FD CRC64;
     MFAIIETGGK QIKVEEGQEI FVEKLDVNEG DTFTFDKVLF VGGDSVKVGA PTVEGATVTA
     TVNKQGRGKK ITVFTYKRRK NSKRKKGHRQ PYTKLTIDKI NA