ID A0A268U5T0_9HELI Unreviewed; 237 AA.
AC A0A268U5T0;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 27-MAR-2024, entry version 24.
DE RecName: Full=tRNA (guanine-N(1)-)-methyltransferase {ECO:0000256|ARBA:ARBA00014679, ECO:0000256|HAMAP-Rule:MF_00605};
DE EC=2.1.1.228 {ECO:0000256|ARBA:ARBA00012807, ECO:0000256|HAMAP-Rule:MF_00605};
DE AltName: Full=M1G-methyltransferase {ECO:0000256|HAMAP-Rule:MF_00605};
DE AltName: Full=tRNA [GM37] methyltransferase {ECO:0000256|HAMAP-Rule:MF_00605};
GN Name=trmD {ECO:0000256|HAMAP-Rule:MF_00605};
GN ORFNames=BKH44_02235 {ECO:0000313|EMBL:PAF52365.1};
OS Helicobacter sp. 13S00477-4.
OC Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales;
OC Helicobacteraceae; Helicobacter.
OX NCBI_TaxID=1905759 {ECO:0000313|EMBL:PAF52365.1, ECO:0000313|Proteomes:UP000216315};
RN [1] {ECO:0000313|EMBL:PAF52365.1, ECO:0000313|Proteomes:UP000216315}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=13S00477-4 {ECO:0000313|EMBL:PAF52365.1,
RC ECO:0000313|Proteomes:UP000216315};
RX PubMed=28827684; DOI=10.1038/s41598-017-09091-7;
RA Gilbert M.J., Duim B., Timmerman A.J., Zomer A.L., Wagenaar J.A.;
RT "Whole genome-based phylogeny of reptile-associated Helicobacter indicates
RT independent niche adaptation followed by diversification in a
RT poikilothermic host.";
RL Sci. Rep. 7:8387-8387(2017).
CC -!- FUNCTION: Specifically methylates guanosine-37 in various tRNAs.
CC {ECO:0000256|ARBA:ARBA00002634, ECO:0000256|HAMAP-Rule:MF_00605,
CC ECO:0000256|RuleBase:RU003464}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine(37) in tRNA + S-adenosyl-L-methionine = H(+) + N(1)-
CC methylguanosine(37) in tRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:36899, Rhea:RHEA-COMP:10145, Rhea:RHEA-COMP:10147,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:73542, ChEBI:CHEBI:74269; EC=2.1.1.228;
CC Evidence={ECO:0000256|ARBA:ARBA00001189, ECO:0000256|HAMAP-
CC Rule:MF_00605, ECO:0000256|RuleBase:RU003464};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC Rule:MF_00605, ECO:0000256|RuleBase:RU003464}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00605, ECO:0000256|RuleBase:RU003464}.
CC -!- SIMILARITY: Belongs to the RNA methyltransferase TrmD family.
CC {ECO:0000256|ARBA:ARBA00007630, ECO:0000256|HAMAP-Rule:MF_00605,
CC ECO:0000256|RuleBase:RU003464}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PAF52365.1}.
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DR EMBL; MLAS01000003; PAF52365.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A268U5T0; -.
DR OrthoDB; 9807416at2; -.
DR Proteomes; UP000216315; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0052906; F:tRNA (guanine(37)-N1)-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006400; P:tRNA modification; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.1280.10; -; 1.
DR Gene3D; 1.10.1270.20; tRNA(m1g37)methyltransferase, domain 2; 1.
DR HAMAP; MF_00605; TrmD; 1.
DR InterPro; IPR029028; Alpha/beta_knot_MTases.
DR InterPro; IPR023148; tRNA_m1G_MeTrfase_C_sf.
DR InterPro; IPR002649; tRNA_m1G_MeTrfase_TrmD.
DR InterPro; IPR029026; tRNA_m1G_MTases_N.
DR InterPro; IPR016009; tRNA_MeTrfase_TRMD/TRM10.
DR NCBIfam; TIGR00088; trmD; 1.
DR PANTHER; PTHR46417; TRNA (GUANINE-N(1)-)-METHYLTRANSFERASE; 1.
DR PANTHER; PTHR46417:SF1; TRNA (GUANINE-N(1)-)-METHYLTRANSFERASE; 1.
DR Pfam; PF01746; tRNA_m1G_MT; 1.
DR PIRSF; PIRSF000386; tRNA_mtase; 1.
DR SUPFAM; SSF75217; alpha/beta knot; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00605};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_00605};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_00605};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00605};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00605}.
FT DOMAIN 23..221
FT /note="tRNA methyltransferase TRMD/TRM10-type"
FT /evidence="ECO:0000259|Pfam:PF01746"
FT BINDING 109
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00605,
FT ECO:0000256|PIRSR:PIRSR000386-1"
FT BINDING 129..134
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00605,
FT ECO:0000256|PIRSR:PIRSR000386-1"
SQ SEQUENCE 237 AA; 27106 MW; 794F586648CC8C23 CRC64;
MQFSFLTLFP NLISSYFEDS ILKNAIKKKL IQIHISNIRD YATDKHQKAD YPQIGGSAGQ
VLRPDIIQKA LKNIPDPKHI IFLTPTATRF THNDSIRLSF EKHIVLVCGR YEGFDERCIE
MCADEVFSIG DFILTGGELP ALCLCDSISR QIKGVLGNPQ SLIGESFQSH LLEAPNFSRT
LNLEKNFEKF FPPSEYSKGN HSKIKELKNS LAILKTQYFR PDLYQKWKAT KKAYNEK
//
