ID   RLMH_STRU0              Reviewed;         159 AA.
AC   B9DWF3;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 72.
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=SUB1867;
OS   Streptococcus uberis (strain ATCC BAA-854 / 0140J).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=218495;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-854 / 0140J;
RX   PubMed=19175920; DOI=10.1186/1471-2164-10-54;
RA   Ward P.N., Holden M.T.G., Leigh J.A., Lennard N., Bignell A., Barron A.,
RA   Clark L., Quail M.A., Woodward J., Barrell B.G., Egan S.A., Field T.R.,
RA   Maskell D., Kehoe M., Dowson C.G., Chanter N., Whatmore A.M., Bentley S.D.,
RA   Parkhill J.;
RT   "Evidence for niche adaptation in the genome of the bovine pathogen
RT   Streptococcus uberis.";
RL   BMC Genomics 10:54-54(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; AM946015; CAR43944.1; -; Genomic_DNA.
DR   RefSeq; WP_015912152.1; NC_012004.1.
DR   AlphaFoldDB; B9DWF3; -.
DR   SMR; B9DWF3; -.
DR   STRING; 218495.SUB1867; -.
DR   EnsemblBacteria; CAR43944; CAR43944; SUB1867.
DR   KEGG; sub:SUB1867; -.
DR   eggNOG; COG1576; Bacteria.
DR   HOGENOM; CLU_100552_0_0_9; -.
DR   OMA; NEPYHHQ; -.
DR   OrthoDB; 1783583at2; -.
DR   Proteomes; UP000000449; 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; Reference proteome; rRNA processing;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..159
FT                   /note="Ribosomal RNA large subunit methyltransferase H"
FT                   /id="PRO_1000199836"
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;  18239 MW;  CE4207D760F0FA13 CRC64;
     MKIKIICVGK IKEKYLKDGI AEYQKRLSRF TQFEIIELAD EKTPEKASQA ENEKIMEKEA
     NRILSKIGNR DYVIALAIEG KQYASEEFSQ FITDITIQGF SDITFIIGGS LGLHSKIKQK
     AHALISFGRL TLPHQLMRLV LTEQIYRAFM IQEGSPYHK