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RLMB_SHEON
ID   RLMB_SHEON              Reviewed;         246 AA.
AC   Q8EAG8;
DT   27-SEP-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 102.
DE   RecName: Full=23S rRNA (guanosine-2'-O-)-methyltransferase RlmB {ECO:0000255|HAMAP-Rule:MF_01887};
DE            EC=2.1.1.185 {ECO:0000255|HAMAP-Rule:MF_01887};
DE   AltName: Full=23S rRNA (guanosine2251 2'-O)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01887};
DE   AltName: Full=23S rRNA Gm2251 2'-O-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01887};
GN   Name=rlmB {ECO:0000255|HAMAP-Rule:MF_01887}; OrderedLocusNames=SO_3934;
OS   Shewanella oneidensis (strain MR-1).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=211586;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MR-1;
RX   PubMed=12368813; DOI=10.1038/nbt749;
RA   Heidelberg J.F., Paulsen I.T., Nelson K.E., Gaidos E.J., Nelson W.C.,
RA   Read T.D., Eisen J.A., Seshadri R., Ward N.L., Methe B.A., Clayton R.A.,
RA   Meyer T., Tsapin A., Scott J., Beanan M.J., Brinkac L.M., Daugherty S.C.,
RA   DeBoy R.T., Dodson R.J., Durkin A.S., Haft D.H., Kolonay J.F., Madupu R.,
RA   Peterson J.D., Umayam L.A., White O., Wolf A.M., Vamathevan J.J.,
RA   Weidman J.F., Impraim M., Lee K., Berry K.J., Lee C., Mueller J.,
RA   Khouri H.M., Gill J., Utterback T.R., McDonald L.A., Feldblyum T.V.,
RA   Smith H.O., Venter J.C., Nealson K.H., Fraser C.M.;
RT   "Genome sequence of the dissimilatory metal ion-reducing bacterium
RT   Shewanella oneidensis.";
RL   Nat. Biotechnol. 20:1118-1123(2002).
CC   -!- FUNCTION: Specifically methylates the ribose of guanosine 2251 in 23S
CC       rRNA. {ECO:0000255|HAMAP-Rule:MF_01887}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=guanosine(2251) in 23S rRNA + S-adenosyl-L-methionine = 2'-O-
CC         methylguanosine(2251) in 23S rRNA + H(+) + S-adenosyl-L-homocysteine;
CC         Xref=Rhea:RHEA:24140, Rhea:RHEA-COMP:10239, Rhea:RHEA-COMP:10241,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC         ChEBI:CHEBI:74269, ChEBI:CHEBI:74445; EC=2.1.1.185;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01887};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01887}.
CC   -!- SIMILARITY: Belongs to the class IV-like SAM-binding methyltransferase
CC       superfamily. RNA methyltransferase TrmH family. RlmB subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01887}.
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DR   EMBL; AE014299; AAN56909.1; -; Genomic_DNA.
DR   RefSeq; NP_719465.1; NC_004347.2.
DR   RefSeq; WP_011073677.1; NZ_CP053946.1.
DR   AlphaFoldDB; Q8EAG8; -.
DR   SMR; Q8EAG8; -.
DR   STRING; 211586.SO_3934; -.
DR   PaxDb; Q8EAG8; -.
DR   KEGG; son:SO_3934; -.
DR   PATRIC; fig|211586.12.peg.3817; -.
DR   eggNOG; COG0566; Bacteria.
DR   HOGENOM; CLU_021322_0_1_6; -.
DR   OMA; QVPPYEY; -.
DR   OrthoDB; 1422015at2; -.
DR   PhylomeDB; Q8EAG8; -.
DR   BioCyc; SONE211586:G1GMP-3651-MON; -.
DR   Proteomes; UP000008186; Chromosome.
DR   GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR   GO; GO:0003723; F:RNA binding; IEA:InterPro.
DR   GO; GO:0008173; F:RNA methyltransferase activity; IBA:GO_Central.
DR   GO; GO:0070039; F:rRNA (guanosine-2'-O-)-methyltransferase activity; IBA:GO_Central.
DR   GO; GO:0000453; P:enzyme-directed rRNA 2'-O-methylation; IBA:GO_Central.
DR   GO; GO:0001510; P:RNA methylation; IBA:GO_Central.
DR   Gene3D; 3.30.1330.30; -; 1.
DR   Gene3D; 3.40.1280.10; -; 1.
DR   HAMAP; MF_01887; 23SrRNA_methyltr_B; 1.
DR   InterPro; IPR024915; 23S_rRNA_MeTrfase_RlmB.
DR   InterPro; IPR029028; Alpha/beta_knot_MTases.
DR   InterPro; IPR029064; L30e-like.
DR   InterPro; IPR004441; rRNA_MeTrfase_TrmH.
DR   InterPro; IPR001537; SpoU_MeTrfase.
DR   InterPro; IPR013123; SpoU_subst-bd.
DR   InterPro; IPR029026; tRNA_m1G_MTases_N.
DR   PANTHER; PTHR46429; PTHR46429; 1.
DR   Pfam; PF00588; SpoU_methylase; 1.
DR   Pfam; PF08032; SpoU_sub_bind; 1.
DR   SMART; SM00967; SpoU_sub_bind; 1.
DR   SUPFAM; SSF55315; SSF55315; 1.
DR   SUPFAM; SSF75217; SSF75217; 1.
DR   TIGRFAMs; TIGR00186; rRNA_methyl_3; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Methyltransferase; Reference proteome; rRNA processing;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..246
FT                   /note="23S rRNA (guanosine-2'-O-)-methyltransferase RlmB"
FT                   /id="PRO_0000159803"
FT   BINDING         198
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01887"
FT   BINDING         218
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01887"
FT   BINDING         227
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01887"
SQ   SEQUENCE   246 AA;  26536 MW;  C8A7B86B8BE01E7C CRC64;
     MKKQDIIFGI HAVEALLKHS PERIIELWLL QGREDERLTP LIRQAKAFGT SIQVTSRKVL
     DEKAESTQHQ GIVARVKAAK ILAEHDLDEL LAKTDLPFLL ILDGVTDPHN LGACLRNADA
     AGVQGIIVPK DNSVGLTAVV SKVACGAAET VPLFQVTNLA RTMRHLQEKG VWIVGTAGEA
     DCELYQADLK GPLAIAMGAE GKGLRRLSRE CCDTLVSIPM SGSVSSLNVS VATGICLFEA
     VRQRRS
 
 
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