ID   RK21_CHAGL              Reviewed;         121 AA.
AC   Q8M9U4;
DT   12-DEC-2006, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2002, sequence version 1.
DT   25-MAY-2022, entry version 60.
DE   RecName: Full=50S ribosomal protein L21, chloroplastic {ECO:0000255|HAMAP-Rule:MF_01363};
GN   Name=rpl21 {ECO:0000255|HAMAP-Rule:MF_01363};
OS   Chaetosphaeridium globosum (Charophycean green alga) (Herposteiron
OS   globosum).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Coleochaetophyceae; Coleochaetales;
OC   Chaetosphaeridiaceae; Chaetosphaeridium.
OX   NCBI_TaxID=96477;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=M1311;
RX   PubMed=12161560; DOI=10.1073/pnas.162203299;
RA   Turmel M., Otis C., Lemieux C.;
RT   "The chloroplast and mitochondrial genome sequences of the charophyte
RT   Chaetosphaeridium globosum: insights into the timing of the events that
RT   restructured organelle DNAs within the green algal lineage that led to land
RT   plants.";
RL   Proc. Natl. Acad. Sci. U.S.A. 99:11275-11280(2002).
CC   -!- FUNCTION: This protein binds to 23S rRNA. {ECO:0000255|HAMAP-
CC       Rule:MF_01363}.
CC   -!- SUBUNIT: Part of the 50S ribosomal subunit. {ECO:0000255|HAMAP-
CC       Rule:MF_01363}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast.
CC   -!- SIMILARITY: Belongs to the bacterial ribosomal protein bL21 family.
CC       {ECO:0000255|HAMAP-Rule:MF_01363}.
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DR   EMBL; AF494278; AAM96558.1; -; Genomic_DNA.
DR   RefSeq; NP_683849.1; NC_004115.1.
DR   AlphaFoldDB; Q8M9U4; -.
DR   SMR; Q8M9U4; -.
DR   GeneID; 860714; -.
DR   GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
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   Chloroplast; Plastid; Ribonucleoprotein; Ribosomal protein; RNA-binding;
KW   rRNA-binding.
FT   CHAIN           1..121
FT                   /note="50S ribosomal protein L21, chloroplastic"
FT                   /id="PRO_0000269440"
SQ   SEQUENCE   121 AA;  14142 MW;  681F5C1A2C32884F CRC64;
     MSTYAIIDLG GKQLRVEPGR FYDAHLFSSF KSLLSESNTK IIIFRVLMIS HGTEVQFGYP
     WLKNASVKAR ILHKKQNDKM LIYKMRSKKK TRKKFGHRQK IARFIVDAIQ YNGQTFTTNL
     K