RSMH_RHOPT
ID RSMH_RHOPT Reviewed; 332 AA.
AC B3QFN9;
DT 03-NOV-2009, integrated into UniProtKB/Swiss-Prot.
DT 02-SEP-2008, sequence version 1.
DT 03-AUG-2022, entry version 78.
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=Rpal_4056;
OS Rhodopseudomonas palustris (strain TIE-1).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Bradyrhizobiaceae; Rhodopseudomonas.
OX NCBI_TaxID=395960;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TIE-1;
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Lang D., Schmutz J.,
RA Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Emerson D.,
RA Newman D.K., Roden E., Richardson P.;
RT "Complete sequence of Rhodopseudomonas palustris TIE-1.";
RL Submitted (MAY-2008) to the EMBL/GenBank/DDBJ databases.
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; CP001096; ACF02552.1; -; Genomic_DNA.
DR RefSeq; WP_012496971.1; NC_011004.1.
DR AlphaFoldDB; B3QFN9; -.
DR SMR; B3QFN9; -.
DR PRIDE; B3QFN9; -.
DR EnsemblBacteria; ACF02552; ACF02552; Rpal_4056.
DR KEGG; rpt:Rpal_4056; -.
DR HOGENOM; CLU_038422_1_1_5; -.
DR OMA; NPAKRTF; -.
DR OrthoDB; 1272633at2; -.
DR BioCyc; RPAL395960:RPAL_RS20070-MON; -.
DR Proteomes; UP000001725; 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; rRNA processing; S-adenosyl-L-methionine;
KW Transferase.
FT CHAIN 1..332
FT /note="Ribosomal RNA small subunit methyltransferase H"
FT /id="PRO_0000387084"
FT REGION 297..318
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 36..38
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 81
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 102
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
FT BINDING 109
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01007"
SQ SEQUENCE 332 AA; 35068 MW; 9E58D838190AB9D9 CRC64;
MKPSDTRHIP VLGPEAVGLL APRAGGIYVD GTFGAGGYTR LILETAGSRV IAIDRDPTAI
AGGADLVADA GHRLTLVQDR FSNLADVCAA QGAATVDGVV MDIGVSSMQL DQAERGFSFR
FDGPLDMRMG RDGPSAADVV ARASETDLAN IIYIFGEERY SRHVARAIVA ARSDAPITTT
KALADIVAKV VRAKPGEIHP ATRTFQGLRI FVNEELDELH QALDAAERVL KPGGRLAVVS
FHSLEDRIVK TFLTERSKTG GGSRHLPEVA QAAPSFTLLS KRPIVAGDAE VAANPRARSA
KLRGAERTEA PAHAAGDLPG WPTLASVMRA GR