ID   RL21_JANSC              Reviewed;         258 AA.
AC   Q28Q15;
DT   09-JAN-2007, integrated into UniProtKB/Swiss-Prot.
DT   04-APR-2006, sequence version 1.
DT   03-AUG-2022, entry version 81.
DE   RecName: Full=50S ribosomal protein L21 {ECO:0000255|HAMAP-Rule:MF_01363};
GN   Name=rplU {ECO:0000255|HAMAP-Rule:MF_01363}; OrderedLocusNames=Jann_2280;
OS   Jannaschia sp. (strain CCS1).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales;
OC   Roseobacteraceae; Jannaschia; unclassified Jannaschia.
OX   NCBI_TaxID=290400;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCS1;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Pitluck S., Brettin T., Bruce D.,
RA   Han C., Tapia R., Gilna P., Chertkov O., Saunders E., Schmutz J.,
RA   Larimer F., Land M., Kyrpides N., Lykidis A., Moran M.A., Belas R., Ye W.,
RA   Buchan A., Gonzalez J.M., Schell M.A., Richardson P.;
RT   "Complete sequence of chromosome of Jannaschia sp. CCS1.";
RL   Submitted (FEB-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000264; ABD55197.1; -; Genomic_DNA.
DR   RefSeq; WP_011455401.1; NC_007802.1.
DR   AlphaFoldDB; Q28Q15; -.
DR   SMR; Q28Q15; -.
DR   STRING; 290400.Jann_2280; -.
DR   EnsemblBacteria; ABD55197; ABD55197; Jann_2280.
DR   KEGG; jan:Jann_2280; -.
DR   eggNOG; COG0261; Bacteria.
DR   eggNOG; COG3743; Bacteria.
DR   HOGENOM; CLU_061463_1_0_5; -.
DR   OMA; RGNHVTD; -.
DR   OrthoDB; 1949059at2; -.
DR   Proteomes; UP000008326; 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   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   Reference proteome; Ribonucleoprotein; Ribosomal protein; RNA-binding;
KW   rRNA-binding.
FT   CHAIN           1..258
FT                   /note="50S ribosomal protein L21"
FT                   /id="PRO_0000270677"
FT   REGION          140..181
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        140..165
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   258 AA;  27254 MW;  65BCD8F2B1E79FB9 CRC64;
     MFAVMKTGGK QYKVQAGDKL RVELLAAEAG EAVQFNEILM LGGDNVTVGA PLVEGAAVQA
     NVIEQVKGAK LIHYVKRRRK HSSQRKKGHR QKLTLIEITD ILASGGDKSG MKTAIGAGMV
     AVAAGAVATA AVVATKAAKK AKDAKDEAPK AAPKAEKKKA APKKAKAEAA PAAADEGTRP
     ANLLDAARDG KADDLKKISG VGPKLEGLLN ENGVYHFDQI MAWGPSEIAY MDDKLSFKGR
     IERDNWIEQA TAFAAEQE