RLMH_STACT
ID RLMH_STACT Reviewed; 159 AA.
AC B9DID6;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 24-MAR-2009, sequence version 1.
DT 03-AUG-2022, entry version 78.
DE RecName: Full=Ribosomal RNA large subunit methyltransferase H {ECO:0000255|HAMAP-Rule:MF_00658};
DE EC=2.1.1.177 {ECO:0000255|HAMAP-Rule:MF_00658};
DE AltName: Full=23S rRNA (pseudouridine1915-N3)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00658};
DE AltName: Full=23S rRNA m3Psi1915 methyltransferase {ECO:0000255|HAMAP-Rule:MF_00658};
DE AltName: Full=rRNA (pseudouridine-N3-)-methyltransferase RlmH {ECO:0000255|HAMAP-Rule:MF_00658};
GN Name=rlmH {ECO:0000255|HAMAP-Rule:MF_00658}; OrderedLocusNames=Sca_2451;
OS Staphylococcus carnosus (strain TM300).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=396513;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TM300;
RX PubMed=19060169; DOI=10.1128/aem.01982-08;
RA Rosenstein R., Nerz C., Biswas L., Resch A., Raddatz G., Schuster S.C.,
RA Goetz F.;
RT "Genome analysis of the meat starter culture bacterium Staphylococcus
RT carnosus TM300.";
RL Appl. Environ. Microbiol. 75:811-822(2009).
CC -!- FUNCTION: Specifically methylates the pseudouridine at position 1915
CC (m3Psi1915) in 23S rRNA. {ECO:0000255|HAMAP-Rule:MF_00658}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=pseudouridine(1915) in 23S rRNA + S-adenosyl-L-methionine =
CC H(+) + N(3)-methylpseudouridine(1915) in 23S rRNA + S-adenosyl-L-
CC homocysteine; Xref=Rhea:RHEA:42752, Rhea:RHEA-COMP:10221, Rhea:RHEA-
CC COMP:10222, ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:65314, ChEBI:CHEBI:74486; EC=2.1.1.177;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00658};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00658}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00658}.
CC -!- SIMILARITY: Belongs to the RNA methyltransferase RlmH family.
CC {ECO:0000255|HAMAP-Rule:MF_00658}.
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DR EMBL; AM295250; CAL29354.1; -; Genomic_DNA.
DR RefSeq; WP_015901689.1; NC_012121.1.
DR AlphaFoldDB; B9DID6; -.
DR SMR; B9DID6; -.
DR STRING; 396513.SCA_2451; -.
DR GeneID; 60543850; -.
DR KEGG; sca:SCA_2451; -.
DR eggNOG; COG1576; Bacteria.
DR HOGENOM; CLU_100552_0_0_9; -.
DR OMA; NEPYHHQ; -.
DR OrthoDB; 1783583at2; -.
DR BioCyc; SCAR396513:SCA_RS12310-MON; -.
DR Proteomes; UP000000444; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0070038; F:rRNA (pseudouridine-N3-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR CDD; cd18081; RlmH-like; 1.
DR Gene3D; 3.40.1280.10; -; 1.
DR HAMAP; MF_00658; 23SrRNA_methyltr_H; 1.
DR InterPro; IPR029028; Alpha/beta_knot_MTases.
DR InterPro; IPR003742; RlmH-like.
DR InterPro; IPR029026; tRNA_m1G_MTases_N.
DR PANTHER; PTHR33603; PTHR33603; 1.
DR Pfam; PF02590; SPOUT_MTase; 1.
DR PIRSF; PIRSF004505; MT_bac; 1.
DR SUPFAM; SSF75217; SSF75217; 1.
DR TIGRFAMs; TIGR00246; tRNA_RlmH_YbeA; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; rRNA processing; S-adenosyl-L-methionine;
KW Transferase.
FT CHAIN 1..159
FT /note="Ribosomal RNA large subunit methyltransferase H"
FT /id="PRO_1000199829"
FT BINDING 76
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00658"
FT BINDING 108
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00658"
FT BINDING 127..132
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00658"
SQ SEQUENCE 159 AA; 18279 MW; E6DA8A6309322FED CRC64;
MKITILAVGK LKEKYWKQAI AEYQKRLGAY TKIEIIEVPD EKAPENMSDK EVEQVKEKEG
QRLLAKIKPQ STVITLEIQG NMLTSEGLAK NLQQRMVQGQ SDFTFVIGGS NGLHQDVLDR
SNYALSFSKM TFPHQMMRVI LLEQVYRAFK IMRGEAYHK
