ID   RL21_HYPNA              Reviewed;         205 AA.
AC   Q0BZ42;
DT   09-JAN-2007, integrated into UniProtKB/Swiss-Prot.
DT   17-OCT-2006, sequence version 1.
DT   03-AUG-2022, entry version 97.
DE   RecName: Full=50S ribosomal protein L21 {ECO:0000255|HAMAP-Rule:MF_01363};
GN   Name=rplU {ECO:0000255|HAMAP-Rule:MF_01363}; OrderedLocusNames=HNE_2559;
OS   Hyphomonas neptunium (strain ATCC 15444).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomonadales;
OC   Hyphomonadaceae; Hyphomonas.
OX   NCBI_TaxID=228405;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 15444;
RX   PubMed=16980487; DOI=10.1128/jb.00111-06;
RA   Badger J.H., Hoover T.R., Brun Y.V., Weiner R.M., Laub M.T., Alexandre G.,
RA   Mrazek J., Ren Q., Paulsen I.T., Nelson K.E., Khouri H.M., Radune D.,
RA   Sosa J., Dodson R.J., Sullivan S.A., Rosovitz M.J., Madupu R.,
RA   Brinkac L.M., Durkin A.S., Daugherty S.C., Kothari S.P., Giglio M.G.,
RA   Zhou L., Haft D.H., Selengut J.D., Davidsen T.M., Yang Q., Zafar N.,
RA   Ward N.L.;
RT   "Comparative genomic evidence for a close relationship between the
RT   dimorphic prosthecate bacteria Hyphomonas neptunium and Caulobacter
RT   crescentus.";
RL   J. Bacteriol. 188:6841-6850(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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; CP000158; ABI76659.1; -; Genomic_DNA.
DR   RefSeq; WP_011647549.1; NC_008358.1.
DR   AlphaFoldDB; Q0BZ42; -.
DR   SMR; Q0BZ42; -.
DR   STRING; 228405.HNE_2559; -.
DR   EnsemblBacteria; ABI76659; ABI76659; HNE_2559.
DR   KEGG; hne:HNE_2559; -.
DR   eggNOG; COG0261; Bacteria.
DR   eggNOG; COG3743; Bacteria.
DR   HOGENOM; CLU_061463_1_0_5; -.
DR   OMA; HRQEITR; -.
DR   OrthoDB; 1949059at2; -.
DR   Proteomes; UP000001959; 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..205
FT                   /note="50S ribosomal protein L21"
FT                   /id="PRO_0000270676"
FT   REGION          107..137
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        109..123
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   205 AA;  21170 MW;  70C866B1F91E3856 CRC64;
     MFAVIKTGGK QYKVAEGDTI VIERLAAAAG ETVTFDSVLM VGAGAGVTVG APMVAGATVT
     GEVAAEVRGP KLITRKKRQR QTYRRTIGHR QDLMEVTITS INTDGKAPAK KAAAKKEEAP
     KADTAPKAAA APTEEAAAGG DNLKKITGIG PALEKKLNAA GITTFAQIAA LSADDIAKLE
     EELSLAGRFA KDGWVEQAAE LAKEA