ID   RL9_GEOSE               Reviewed;         149 AA.
AC   P02417;
DT   21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1991, sequence version 2.
DT   25-MAY-2022, entry version 121.
DE   RecName: Full=50S ribosomal protein L9;
DE   AltName: Full=BL17;
GN   Name=rplI;
OS   Geobacillus stearothermophilus (Bacillus stearothermophilus).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Geobacillus.
OX   NCBI_TaxID=1422;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=1985969; DOI=10.1016/s0021-9258(17)35255-9;
RA   Ramakrishnan V., Gerchman S.E.;
RT   "Cloning, sequencing, and overexpression of genes for ribosomal proteins
RT   from Bacillus stearothermophilus.";
RL   J. Biol. Chem. 266:880-885(1991).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=1864369; DOI=10.1016/0014-5793(91)80974-8;
RA   Vorgias C.E., Kingswell A.J., Dauter Z., Wilson K.S.;
RT   "Cloning, overexpression, purification and crystallisation of ribosomal
RT   protein L9 from Bacillus stearothermophilus.";
RL   FEBS Lett. 286:204-208(1991).
RN   [3]
RP   PROTEIN SEQUENCE.
RA   Kimura M., Dijk J., Heiland I.;
RT   "The primary structure of protein BLF17 isolated from the large subunit of
RT   the Bacillus stearothermophilus ribosome.";
RL   FEBS Lett. 121:323-326(1980).
RN   [4]
RP   X-RAY CRYSTALLOGRAPHY (2.8 ANGSTROMS).
RX   PubMed=8306963; DOI=10.1002/j.1460-2075.1994.tb06250.x;
RA   Hoffman D.W., Davies C., Gerchman S.E., Kycia J.H., Porter S.J.,
RA   White S.W., Ramakrishnan V.;
RT   "Crystal structure of prokaryotic ribosomal protein L9: a bi-lobed RNA-
RT   binding protein.";
RL   EMBO J. 13:205-212(1994).
CC   -!- FUNCTION: Binds to the 23S rRNA.
CC   -!- SIMILARITY: Belongs to the bacterial ribosomal protein bL9 family.
CC       {ECO:0000305}.
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DR   EMBL; M57623; AAA22701.1; ALT_SEQ; Genomic_DNA.
DR   EMBL; X62002; CAA43972.1; -; Genomic_DNA.
DR   PIR; S16974; R5BS7F.
DR   RefSeq; WP_033008865.1; NZ_RCTK01000012.1.
DR   PDB; 1CQU; NMR; -; A=1-56.
DR   PDB; 1DIV; X-ray; 2.60 A; A=1-149.
DR   PDB; 2HBA; X-ray; 1.25 A; A/B=1-52.
DR   PDB; 2HBB; X-ray; 1.90 A; A=1-51.
DR   PDB; 2HVF; X-ray; 1.57 A; A=1-52.
DR   PDB; 4V4R; X-ray; 5.90 A; BI=1-149.
DR   PDB; 4V4S; X-ray; 6.76 A; BI=1-149.
DR   PDB; 4V4T; X-ray; 6.46 A; I=1-149.
DR   PDBsum; 1CQU; -.
DR   PDBsum; 1DIV; -.
DR   PDBsum; 2HBA; -.
DR   PDBsum; 2HBB; -.
DR   PDBsum; 2HVF; -.
DR   PDBsum; 4V4R; -.
DR   PDBsum; 4V4S; -.
DR   PDBsum; 4V4T; -.
DR   AlphaFoldDB; P02417; -.
DR   BMRB; P02417; -.
DR   SMR; P02417; -.
DR   IntAct; P02417; 1.
DR   GeneID; 58573230; -.
DR   EvolutionaryTrace; P02417; -.
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   Gene3D; 3.10.430.100; -; 1.
DR   Gene3D; 3.40.5.10; -; 1.
DR   HAMAP; MF_00503; Ribosomal_L9; 1.
DR   InterPro; IPR000244; Ribosomal_L9.
DR   InterPro; IPR009027; Ribosomal_L9/RNase_H1_N.
DR   InterPro; IPR020594; Ribosomal_L9_bac/chp.
DR   InterPro; IPR020069; Ribosomal_L9_C.
DR   InterPro; IPR036791; Ribosomal_L9_C_sf.
DR   InterPro; IPR020070; Ribosomal_L9_N.
DR   InterPro; IPR036935; Ribosomal_L9_N_sf.
DR   PANTHER; PTHR21368; PTHR21368; 1.
DR   Pfam; PF03948; Ribosomal_L9_C; 1.
DR   Pfam; PF01281; Ribosomal_L9_N; 1.
DR   SUPFAM; SSF55653; SSF55653; 1.
DR   SUPFAM; SSF55658; SSF55658; 1.
DR   TIGRFAMs; TIGR00158; L9; 1.
DR   PROSITE; PS00651; RIBOSOMAL_L9; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Direct protein sequencing; Ribonucleoprotein;
KW   Ribosomal protein; RNA-binding; rRNA-binding.
FT   CHAIN           1..149
FT                   /note="50S ribosomal protein L9"
FT                   /id="PRO_0000176617"
FT   CONFLICT        28
FT                   /note="Missing (in Ref. 3; AA sequence)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        61
FT                   /note="Missing (in Ref. 3; AA sequence)"
FT                   /evidence="ECO:0000305"
FT   STRAND          2..7
FT                   /evidence="ECO:0007829|PDB:2HBA"
FT   TURN            10..12
FT                   /evidence="ECO:0007829|PDB:2HBA"
FT   HELIX           13..15
FT                   /evidence="ECO:0007829|PDB:1DIV"
FT   STRAND          18..20
FT                   /evidence="ECO:0007829|PDB:2HBA"
FT   HELIX           23..28
FT                   /evidence="ECO:0007829|PDB:2HBA"
FT   TURN            29..34
FT                   /evidence="ECO:0007829|PDB:2HBA"
FT   STRAND          35..38
FT                   /evidence="ECO:0007829|PDB:2HBA"
FT   HELIX           41..51
FT                   /evidence="ECO:0007829|PDB:2HBA"
FT   STRAND          77..81
FT                   /evidence="ECO:0007829|PDB:1DIV"
FT   HELIX           85..87
FT                   /evidence="ECO:0007829|PDB:1DIV"
FT   STRAND          88..93
FT                   /evidence="ECO:0007829|PDB:1DIV"
FT   HELIX           95..106
FT                   /evidence="ECO:0007829|PDB:1DIV"
FT   HELIX           112..114
FT                   /evidence="ECO:0007829|PDB:1DIV"
FT   STRAND          121..134
FT                   /evidence="ECO:0007829|PDB:1DIV"
FT   STRAND          137..147
FT                   /evidence="ECO:0007829|PDB:1DIV"
SQ   SEQUENCE   149 AA;  16311 MW;  8252B98C1677C130 CRC64;
     MKVIFLKDVK GKGKKGEIKN VADGYANNFL FKQGLAIEAT PANLKALEAQ KQKEQRQAAE
     ELANAKKLKE QLEKLTVTIP AKAGEGGRLF GSITSKQIAE SLQAQHGLKL DKRKIELADA
     IRALGYTNVP VKLHPEVTAT LKVHVTEQK