ID   RLMH_DEIGD              Reviewed;         148 AA.
AC   Q1IXU8;
DT   28-NOV-2006, integrated into UniProtKB/Swiss-Prot.
DT   13-JUN-2006, sequence version 1.
DT   03-AUG-2022, entry version 82.
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=Dgeo_1641;
OS   Deinococcus geothermalis (strain DSM 11300 / AG-3a).
OC   Bacteria; Deinococcus-Thermus; Deinococci; Deinococcales; Deinococcaceae;
OC   Deinococcus.
OX   NCBI_TaxID=319795;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 11300 / AG-3a;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Brettin T., Bruce D., Han C., Tapia R., Saunders E., Gilna P., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Kim E., Daly M.J.,
RA   Fredrickson J.K., Makarova K.S., Gaidamakova E.K., Zhai M., Richardson P.;
RT   "Complete sequence of chromosome 1 of Deinococcus geothermalis DSM 11300.";
RL   Submitted (APR-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000359; ABF45936.1; -; Genomic_DNA.
DR   RefSeq; WP_011530770.1; NC_008025.1.
DR   AlphaFoldDB; Q1IXU8; -.
DR   SMR; Q1IXU8; -.
DR   STRING; 319795.Dgeo_1641; -.
DR   EnsemblBacteria; ABF45936; ABF45936; Dgeo_1641.
DR   KEGG; dge:Dgeo_1641; -.
DR   eggNOG; COG1576; Bacteria.
DR   HOGENOM; CLU_100552_1_0_0; -.
DR   OMA; NEPYHHQ; -.
DR   OrthoDB; 1783583at2; -.
DR   Proteomes; UP000002431; 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.
PE   3: Inferred from homology;
KW   Cytoplasm; Methyltransferase; Reference proteome; rRNA processing;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..148
FT                   /note="Ribosomal RNA large subunit methyltransferase H"
FT                   /id="PRO_0000260551"
FT   BINDING         62
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00658"
FT   BINDING         94
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00658"
FT   BINDING         113..118
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00658"
SQ   SEQUENCE   148 AA;  16243 MW;  F8456E8755FF6D28 CRC64;
     MRLHLITVGE PKLAYARAGW DEYEKRLRRY HKVQVTRVGG RTGAQASEAI ARAAGRAPLI
     LLDPRGEQFT SESLSAYLDA QALDGRGELA FAVGGPEGHT DDLRARAHRL WSLSLLTLPH
     DLAMILLLEA LYRAATISAG EPYHRGST