RSMH_LIGS1
ID RSMH_LIGS1 Reviewed; 314 AA.
AC Q1WT95;
DT 03-NOV-2009, integrated into UniProtKB/Swiss-Prot.
DT 02-MAY-2006, sequence version 1.
DT 03-AUG-2022, entry version 91.
DE RecName: Full=Ribosomal RNA small subunit methyltransferase H {ECO:0000255|HAMAP-Rule:MF_01007};
DE EC=2.1.1.199 {ECO:0000255|HAMAP-Rule:MF_01007};
DE AltName: Full=16S rRNA m(4)C1402 methyltransferase {ECO:0000255|HAMAP-Rule:MF_01007};
DE AltName: Full=rRNA (cytosine-N(4)-)-methyltransferase RsmH {ECO:0000255|HAMAP-Rule:MF_01007};
GN Name=rsmH {ECO:0000255|HAMAP-Rule:MF_01007}; Synonyms=mraW;
GN OrderedLocusNames=LSL_1055;
OS Ligilactobacillus salivarius (strain UCC118) (Lactobacillus salivarius).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Ligilactobacillus.
OX NCBI_TaxID=362948;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=UCC118;
RX PubMed=16617113; DOI=10.1073/pnas.0511060103;
RA Claesson M.J., Li Y., Leahy S., Canchaya C., van Pijkeren J.P.,
RA Cerdeno-Tarraga A.M., Parkhill J., Flynn S., O'Sullivan G.C., Collins J.K.,
RA Higgins D., Shanahan F., Fitzgerald G.F., van Sinderen D., O'Toole P.W.;
RT "Multireplicon genome architecture of Lactobacillus salivarius.";
RL Proc. Natl. Acad. Sci. U.S.A. 103:6718-6723(2006).
CC -!- FUNCTION: Specifically methylates the N4 position of cytidine in
CC position 1402 (C1402) of 16S rRNA. {ECO:0000255|HAMAP-Rule:MF_01007}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=cytidine(1402) in 16S rRNA + S-adenosyl-L-methionine = H(+) +
CC N(4)-methylcytidine(1402) in 16S rRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42928, Rhea:RHEA-COMP:10286, Rhea:RHEA-COMP:10287,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74506, ChEBI:CHEBI:82748; EC=2.1.1.199;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01007};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01007}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. RsmH family.
CC {ECO:0000255|HAMAP-Rule:MF_01007}.
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DR EMBL; CP000233; ABD99863.1; -; Genomic_DNA.
DR RefSeq; WP_011476142.1; NC_007929.1.
DR RefSeq; YP_535946.1; NC_007929.1.
DR AlphaFoldDB; Q1WT95; -.
DR SMR; Q1WT95; -.
DR STRING; 362948.LSL_1055; -.
DR EnsemblBacteria; ABD99863; ABD99863; LSL_1055.
DR KEGG; lsl:LSL_1055; -.
DR PATRIC; fig|362948.14.peg.1128; -.
DR HOGENOM; CLU_038422_2_0_9; -.
DR OMA; NPAKRTF; -.
DR Proteomes; UP000006559; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0071424; F:rRNA (cytosine-N4-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0070475; P:rRNA base methylation; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.150.170; -; 1.
DR Gene3D; 3.40.50.150; -; 1.
DR HAMAP; MF_01007; 16SrRNA_methyltr_H; 1.
DR InterPro; IPR002903; RsmH.
DR InterPro; IPR023397; SAM-dep_MeTrfase_MraW_recog.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR PANTHER; PTHR11265; PTHR11265; 1.
DR Pfam; PF01795; Methyltransf_5; 1.
DR PIRSF; PIRSF004486; MraW; 1.
DR SUPFAM; SSF53335; SSF53335; 1.
DR SUPFAM; SSF81799; SSF81799; 1.
DR TIGRFAMs; TIGR00006; TIGR00006; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; Reference proteome; rRNA processing;
KW S-adenosyl-L-methionine; Transferase.
FT CHAIN 1..314
FT /note="Ribosomal RNA small subunit methyltransferase H"
FT /id="PRO_0000386949"
FT BINDING 34..36
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 54
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 83
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 104
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 111
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
SQ SEQUENCE 314 AA; 35405 MW; BA421E9B2F94665B CRC64;
MAEFKHITVL LNEAVDGLNI KPDGTYVDCT LGGGGHSGLI LSKLSENGKL YSFDQDITAI
NFNKDKFEEE NELGKINFIK SNFRNISEEL NKRNILGVDG ILYDLGVSSP QFDNADRGFS
YNYDAPLDMR MDQSQSLTAR DVVNDWSYEQ LVRIFFRYGE EKFAKSIARR IEKVRQQTPI
ETTGQLVDLI KEAIPAKARR KGGHPAKKTF QAIRIAVNDE LGALEESLEQ ALDLLNPGGR
ISVITFQSLE DRLVKVMFKQ KTSLPELPPG LPVIPDSQKV EYKLITRKPI VPSEDEITHN
NRAHSAKLRI IEKL
