RLMH_LIMRJ
ID RLMH_LIMRJ Reviewed; 159 AA.
AC B2G510;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-JUN-2008, sequence version 1.
DT 03-AUG-2022, entry version 77.
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=LAR_0026;
OS Limosilactobacillus reuteri (strain JCM 1112) (Lactobacillus reuteri).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Limosilactobacillus.
OX NCBI_TaxID=557433;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 1112;
RX PubMed=18487258; DOI=10.1093/dnares/dsn009;
RA Morita H., Toh H., Fukuda S., Horikawa H., Oshima K., Suzuki T.,
RA Murakami M., Hisamatsu S., Kato Y., Takizawa T., Fukuoka H., Yoshimura T.,
RA Itoh K., O'Sullivan D.J., McKay L.L., Ohno H., Kikuchi J., Masaoka T.,
RA Hattori M.;
RT "Comparative genome analysis of Lactobacillus reuteri and Lactobacillus
RT fermentum reveal a genomic island for reuterin and cobalamin production.";
RL DNA Res. 15:151-161(2008).
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; AP007281; BAG24542.1; -; Genomic_DNA.
DR RefSeq; WP_011953354.1; NC_010609.1.
DR AlphaFoldDB; B2G510; -.
DR SMR; B2G510; -.
DR GeneID; 66470105; -.
DR KEGG; lrf:LAR_0026; -.
DR HOGENOM; CLU_100552_0_0_9; -.
DR OMA; NEPYHHQ; -.
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_0000366615"
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"
SQ SEQUENCE 159 AA; 18047 MW; 7673BDA75FEC4196 CRC64;
MNIKIIGVGK LKEKYFKAGI AEYAKRLGRY CKFEIVEVPD EKAPESLSQA EMDEVMAKEG
ERILDKIKDR EYVYALAIKG KERSSEEFAK EINKLTTYGH SDITFVIGGS LGLSPAVLKR
ADAQISFGRF TLPHQLMRLV LSEQIYRAFT IINGLPYHK