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Database: UniProt
Entry: A0A060RDH1_9BACT
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ID   A0A060RDH1_9BACT        Unreviewed;       217 AA.
AC   A0A060RDH1;
DT   03-SEP-2014, integrated into UniProtKB/TrEMBL.
DT   03-SEP-2014, sequence version 1.
DT   27-MAR-2024, entry version 34.
DE   RecName: Full=tRNA (guanosine(18)-2'-O)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_02060};
DE            EC=2.1.1.34 {ECO:0000256|HAMAP-Rule:MF_02060};
DE   AltName: Full=tRNA [Gm18] methyltransferase {ECO:0000256|HAMAP-Rule:MF_02060};
GN   Name=trmH {ECO:0000256|HAMAP-Rule:MF_02060};
GN   ORFNames=BN938_2140 {ECO:0000313|EMBL:CDN32213.1};
OS   Mucinivorans hirudinis.
OC   Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Rikenellaceae;
OC   Mucinivorans.
OX   NCBI_TaxID=1433126 {ECO:0000313|EMBL:CDN32213.1, ECO:0000313|Proteomes:UP000027616};
RN   [1] {ECO:0000313|EMBL:CDN32213.1, ECO:0000313|Proteomes:UP000027616}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=M3 {ECO:0000313|Proteomes:UP000027616};
RX   PubMed=25657285; DOI=10.1128/genomeA.01530-14;
RA   Nelson M.C., Bomar L., Graf J.;
RT   "Complete Genome Sequence of the Novel Leech Symbiont Mucinivorans
RT   hirudinis M3T.";
RL   Genome Announc. 3:e01530-e01514(2015).
CC   -!- FUNCTION: Catalyzes the 2'-O methylation of guanosine at position 18 in
CC       tRNA. {ECO:0000256|HAMAP-Rule:MF_02060}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=guanosine(18) in tRNA + S-adenosyl-L-methionine = 2'-O-
CC         methylguanosine(18) in tRNA + H(+) + S-adenosyl-L-homocysteine;
CC         Xref=Rhea:RHEA:20077, Rhea:RHEA-COMP:10190, Rhea:RHEA-COMP:10192,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC         ChEBI:CHEBI:74269, ChEBI:CHEBI:74445; EC=2.1.1.34;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_02060};
CC   -!- SIMILARITY: Belongs to the class IV-like SAM-binding methyltransferase
CC       superfamily. RNA methyltransferase TrmH family. {ECO:0000256|HAMAP-
CC       Rule:MF_02060}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_02060}.
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DR   EMBL; HG934468; CDN32213.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A060RDH1; -.
DR   STRING; 1433126.BN938_2140; -.
DR   KEGG; rbc:BN938_2140; -.
DR   eggNOG; COG0566; Bacteria.
DR   HOGENOM; CLU_021322_4_1_10; -.
DR   OrthoDB; 9794400at2; -.
DR   Proteomes; UP000027616; Chromosome I.
DR   GO; GO:0141100; F:tRNA (guanine(18)-2'-O)-methyltransferase activity; IEA:UniProtKB-EC.
DR   GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0002938; P:tRNA guanine ribose methylation; IEA:UniProtKB-UniRule.
DR   CDD; cd18092; SpoU-like_TrmH; 1.
DR   Gene3D; 3.40.1280.10; -; 1.
DR   HAMAP; MF_02060; tRNA_methyltr_TrmH; 1.
DR   InterPro; IPR029028; Alpha/beta_knot_MTases.
DR   InterPro; IPR001537; SpoU_MeTrfase.
DR   InterPro; IPR033671; TrmH.
DR   InterPro; IPR029026; tRNA_m1G_MTases_N.
DR   PANTHER; PTHR43453; RRNA METHYLASE-LIKE; 1.
DR   PANTHER; PTHR43453:SF1; SPOU_METHYLASE DOMAIN-CONTAINING PROTEIN; 1.
DR   Pfam; PF00588; SpoU_methylase; 1.
DR   SUPFAM; SSF75217; alpha/beta knot; 1.
PE   3: Inferred from homology;
KW   Methyltransferase {ECO:0000256|HAMAP-Rule:MF_02060,
KW   ECO:0000313|EMBL:CDN32213.1};
KW   Reference proteome {ECO:0000313|Proteomes:UP000027616};
KW   RNA-binding {ECO:0000256|HAMAP-Rule:MF_02060};
KW   S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_02060};
KW   Transferase {ECO:0000256|HAMAP-Rule:MF_02060, ECO:0000313|EMBL:CDN32213.1};
KW   tRNA processing {ECO:0000256|HAMAP-Rule:MF_02060};
KW   tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW   Rule:MF_02060}.
FT   DOMAIN          35..172
FT                   /note="tRNA/rRNA methyltransferase SpoU type"
FT                   /evidence="ECO:0000259|Pfam:PF00588"
FT   BINDING         110
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02060"
FT   BINDING         154
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02060"
FT   BINDING         163
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_02060"
SQ   SEQUENCE   217 AA;  24906 MW;  82BC4F2C53CEEE20 CRC64;
     MENTANKIEY LREFMLPERF ERLASRVVNR TRYMALCLED IFYPHNASAV IRSAEAFGIQ
     QIHAVQSLCK FQPSQNIVRG TDQWIDLQRW DDTQTLVNHL RADGYRIVVT SPREGGATPS
     DFDIEAGKFA LFLGTEKTGI SDWLMNEADS HIHIPMVGFA ESLNISVSAA IATNILTERI
     RANSSIDWRL TSREQEKLLF DWLCCSIRDV EKILRRI
//
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