RSMH_RALSO
ID RSMH_RALSO Reviewed; 319 AA.
AC Q8XVH9;
DT 27-MAR-2002, integrated into UniProtKB/Swiss-Prot.
DT 27-MAR-2002, sequence version 1.
DT 03-AUG-2022, entry version 100.
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=RSc2852; ORFNames=RS00253;
OS Ralstonia solanacearum (strain GMI1000) (Pseudomonas solanacearum).
OC Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Ralstonia.
OX NCBI_TaxID=267608;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=GMI1000;
RX PubMed=11823852; DOI=10.1038/415497a;
RA Salanoubat M., Genin S., Artiguenave F., Gouzy J., Mangenot S., Arlat M.,
RA Billault A., Brottier P., Camus J.-C., Cattolico L., Chandler M.,
RA Choisne N., Claudel-Renard C., Cunnac S., Demange N., Gaspin C., Lavie M.,
RA Moisan A., Robert C., Saurin W., Schiex T., Siguier P., Thebault P.,
RA Whalen M., Wincker P., Levy M., Weissenbach J., Boucher C.A.;
RT "Genome sequence of the plant pathogen Ralstonia solanacearum.";
RL Nature 415:497-502(2002).
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; AL646052; CAD16559.1; -; Genomic_DNA.
DR RefSeq; WP_011002758.1; NC_003295.1.
DR AlphaFoldDB; Q8XVH9; -.
DR SMR; Q8XVH9; -.
DR STRING; 267608.RSc2852; -.
DR EnsemblBacteria; CAD16559; CAD16559; RSc2852.
DR GeneID; 60502353; -.
DR KEGG; rso:RSc2852; -.
DR eggNOG; COG0275; Bacteria.
DR HOGENOM; CLU_038422_2_0_4; -.
DR OMA; NPAKRTF; -.
DR Proteomes; UP000001436; 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..319
FT /note="Ribosomal RNA small subunit methyltransferase H"
FT /id="PRO_0000108688"
FT BINDING 39..41
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 59
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 319 AA; 35187 MW; 31E8A129A2F555A4 CRC64;
MTTQASTGLR HQTVLRDEAI DALLWRDDGI YIDGTFGRGG HSRLILERLG PGGRLIAFDK
DPAAITEAGT VEDARFAIEH DSFAHLDAAL DARGIGRVAG VLLDLGISSP QIDEGARGFS
FRMDGPLDMR MDTTRGITAA QWLAEADERD IARVIRDYGE ERFAVQIAKA IVARRRESGT
RGPLDRTSEL AALVAQAVKT REKGQDPATR TFQALRIHVN QELADLETGL KSAFERLEQG
GRLVVISFHS LEDRIVKRFM QALARPEQSA APEMRRAPLR AHELPAPQLR LLGRVRPSEA
EVSANPRSRS AIMRVAERC