RLMM_IDILO
ID RLMM_IDILO Reviewed; 369 AA.
AC Q5QW15;
DT 20-DEC-2005, integrated into UniProtKB/Swiss-Prot.
DT 04-JAN-2005, sequence version 1.
DT 03-AUG-2022, entry version 89.
DE RecName: Full=Ribosomal RNA large subunit methyltransferase M {ECO:0000255|HAMAP-Rule:MF_01551};
DE EC=2.1.1.186 {ECO:0000255|HAMAP-Rule:MF_01551};
DE AltName: Full=23S rRNA (cytidine2498-2'-O)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01551};
DE AltName: Full=23S rRNA 2'-O-ribose methyltransferase RlmM {ECO:0000255|HAMAP-Rule:MF_01551};
GN Name=rlmM {ECO:0000255|HAMAP-Rule:MF_01551}; OrderedLocusNames=IL0862;
OS Idiomarina loihiensis (strain ATCC BAA-735 / DSM 15497 / L2-TR).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Idiomarinaceae; Idiomarina.
OX NCBI_TaxID=283942;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-735 / DSM 15497 / L2-TR;
RX PubMed=15596722; DOI=10.1073/pnas.0407638102;
RA Hou S., Saw J.H., Lee K.S., Freitas T.A., Belisle C., Kawarabayasi Y.,
RA Donachie S.P., Pikina A., Galperin M.Y., Koonin E.V., Makarova K.S.,
RA Omelchenko M.V., Sorokin A., Wolf Y.I., Li Q.X., Keum Y.S., Campbell S.,
RA Denery J., Aizawa S., Shibata S., Malahoff A., Alam M.;
RT "Genome sequence of the deep-sea gamma-proteobacterium Idiomarina
RT loihiensis reveals amino acid fermentation as a source of carbon and
RT energy.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:18036-18041(2004).
CC -!- FUNCTION: Catalyzes the 2'-O-methylation at nucleotide C2498 in 23S
CC rRNA. {ECO:0000255|HAMAP-Rule:MF_01551}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=cytidine(2498) in 23S rRNA + S-adenosyl-L-methionine = 2'-O-
CC methylcytidine(2498) in 23S rRNA + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42788, Rhea:RHEA-COMP:10244, Rhea:RHEA-COMP:10245,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74495, ChEBI:CHEBI:82748; EC=2.1.1.186;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01551};
CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_01551}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01551}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. RNA methyltransferase RlmE family. RlmM subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_01551}.
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DR EMBL; AE017340; AAV81702.1; -; Genomic_DNA.
DR RefSeq; WP_011234113.1; NC_006512.1.
DR AlphaFoldDB; Q5QW15; -.
DR SMR; Q5QW15; -.
DR STRING; 283942.IL0862; -.
DR PRIDE; Q5QW15; -.
DR EnsemblBacteria; AAV81702; AAV81702; IL0862.
DR KEGG; ilo:IL0862; -.
DR eggNOG; COG2933; Bacteria.
DR HOGENOM; CLU_043780_0_0_6; -.
DR OMA; PVDWMVC; -.
DR OrthoDB; 902245at2; -.
DR Proteomes; UP000001171; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0008757; F:S-adenosylmethionine-dependent methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006364; P:rRNA processing; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.150; -; 1.
DR HAMAP; MF_01551; 23SrRNA_methyltr_M; 1.
DR InterPro; IPR040739; RlmM_FDX.
DR InterPro; IPR002877; RNA_MeTrfase_FtsJ_dom.
DR InterPro; IPR011224; rRNA_MeTrfase_M.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR Pfam; PF01728; FtsJ; 1.
DR Pfam; PF18125; RlmM_FDX; 1.
DR PIRSF; PIRSF028774; UCP028774; 1.
DR SUPFAM; SSF53335; SSF53335; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; Reference proteome; rRNA processing;
KW S-adenosyl-L-methionine; Transferase.
FT CHAIN 1..369
FT /note="Ribosomal RNA large subunit methyltransferase M"
FT /id="PRO_0000070408"
FT ACT_SITE 316
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01551"
FT BINDING 198
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01551"
FT BINDING 231..234
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01551"
FT BINDING 250
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01551"
FT BINDING 270
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01551"
FT BINDING 287
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01551"
SQ SEQUENCE 369 AA; 41788 MW; 397039185DDA5D02 CRC64;
MSEIVNGRGS GIVLLCRAGF EGDCAAEIQD KTAELGVYGY CQTQPEQAYV TYHCQHEEAE
HIARKLTLKD LVFAREMFAL LGPVKVAGIE DRASEVIKVL KPHQETFGLA GELRVGTPDT
NEANQLSKFC RKFSVPLRQA LRKEELLSNK PLAKRPMLHV LFVNPAHALV GYSYSYNQTL
HNGGIVRLRM SKEAPSRSTL KLDEAFQVFV PENEHEKRVH SGMKAVDLGA APGGWTYQLV
RRGMMVQAVD NGPMAESLME TGQVKHIQED GFKFRPKRKN VTWLVCDMVE KPARVGELMT
SWLLEGDCEE AIFNLKLPMR QRYAAVKGYL DQIKEQLQTE GTKPFEIQAK HLYHDREEIT
VHLRWLPRS
