ID   RLMI_SHIBS              Reviewed;         396 AA.
AC   Q31YN0;
DT   03-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 2.
DT   03-AUG-2022, entry version 91.
DE   RecName: Full=Ribosomal RNA large subunit methyltransferase I {ECO:0000255|HAMAP-Rule:MF_01857};
DE            EC=2.1.1.191 {ECO:0000255|HAMAP-Rule:MF_01857};
DE   AltName: Full=23S rRNA m5C1962 methyltransferase {ECO:0000255|HAMAP-Rule:MF_01857};
DE   AltName: Full=rRNA (cytosine-C(5)-)-methyltransferase RlmI {ECO:0000255|HAMAP-Rule:MF_01857};
GN   Name=rlmI {ECO:0000255|HAMAP-Rule:MF_01857}; OrderedLocusNames=SBO_2264;
OS   Shigella boydii serotype 4 (strain Sb227).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Shigella.
OX   NCBI_TaxID=300268;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Sb227;
RX   PubMed=16275786; DOI=10.1093/nar/gki954;
RA   Yang F., Yang J., Zhang X., Chen L., Jiang Y., Yan Y., Tang X., Wang J.,
RA   Xiong Z., Dong J., Xue Y., Zhu Y., Xu X., Sun L., Chen S., Nie H., Peng J.,
RA   Xu J., Wang Y., Yuan Z., Wen Y., Yao Z., Shen Y., Qiang B., Hou Y., Yu J.,
RA   Jin Q.;
RT   "Genome dynamics and diversity of Shigella species, the etiologic agents of
RT   bacillary dysentery.";
RL   Nucleic Acids Res. 33:6445-6458(2005).
CC   -!- FUNCTION: Specifically methylates the cytosine at position 1962
CC       (m5C1962) of 23S rRNA. {ECO:0000255|HAMAP-Rule:MF_01857}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=cytidine(1962) in 23S rRNA + S-adenosyl-L-methionine = 5-
CC         methylcytidine(1962) in 23S rRNA + H(+) + S-adenosyl-L-homocysteine;
CC         Xref=Rhea:RHEA:42912, Rhea:RHEA-COMP:10382, Rhea:RHEA-COMP:10386,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC         ChEBI:CHEBI:74483, ChEBI:CHEBI:82748; EC=2.1.1.191;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01857};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01857}.
CC   -!- SIMILARITY: Belongs to the methyltransferase superfamily. RlmI family.
CC       {ECO:0000255|HAMAP-Rule:MF_01857}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=ABB66828.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; CP000036; ABB66828.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_000116300.1; NC_007613.1.
DR   AlphaFoldDB; Q31YN0; -.
DR   SMR; Q31YN0; -.
DR   EnsemblBacteria; ABB66828; ABB66828; SBO_2264.
DR   KEGG; sbo:SBO_2264; -.
DR   HOGENOM; CLU_014042_0_0_6; -.
DR   Proteomes; UP000007067; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0016434; F:rRNA (cytosine) methyltransferase activity; IEA:UniProtKB-UniRule.
DR   Gene3D; 2.30.130.10; -; 1.
DR   Gene3D; 3.40.50.150; -; 1.
DR   HAMAP; MF_01857; 23SrRNA_methyltr_I; 1.
DR   InterPro; IPR002478; PUA.
DR   InterPro; IPR015947; PUA-like_sf.
DR   InterPro; IPR036974; PUA_sf.
DR   InterPro; IPR041532; RlmI_PUA-like.
DR   InterPro; IPR023542; rRNA_lsu_MeTfrase_I.
DR   InterPro; IPR019614; SAM-dep_methyl-trfase.
DR   InterPro; IPR029063; SAM-dependent_MTases_sf.
DR   Pfam; PF10672; Methyltrans_SAM; 1.
DR   Pfam; PF17785; PUA_3; 1.
DR   SMART; SM00359; PUA; 1.
DR   SUPFAM; SSF53335; SSF53335; 1.
DR   SUPFAM; SSF88697; SSF88697; 1.
DR   PROSITE; PS50890; PUA; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Methyltransferase; RNA-binding; rRNA processing;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..396
FT                   /note="Ribosomal RNA large subunit methyltransferase I"
FT                   /id="PRO_0000366267"
FT   DOMAIN          2..81
FT                   /note="PUA"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01857"
SQ   SEQUENCE   396 AA;  44328 MW;  DEE6CC72602B3E0B CRC64;
     MSVRLVLAKG REKSLLRRHP WVFSGAVARM EGKASLGETI DIVDHQGKWL ARGAYSPASQ
     IRARVWTFDP SESIDIAFFS RRLQQAQKWR DWLAQKDGLD SYRLIAGESD GLPGITIDRF
     GNFLVLQLLS AGAEYQRAAL VSALQTLYPE CAIYDRSDVA VRKKEGMELT LGLVTGELPP
     ALLPIEEHGM KLLVDIQHGH KTGYYLDQRD SRLATRRYVE NKRVLNCFSY TGGFAVSALM
     GGCSQVVSVD TSQEALDIAR QNVELNKLDL SKAEFVRDDV FKLLRTYRDR GEKFDVIVMD
     PPKFVENKSQ LMGACRGYKD INMLAIQLLN EGGILLTFSC SGLMTSDLFQ KIIADAAIDA
     GRDVQFIEQF RQAADHPVIA TYPEGLYLKG FACRVM