TRMD_HELPJ
ID TRMD_HELPJ Reviewed; 229 AA.
AC Q9ZK66;
DT 01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-MAY-1999, sequence version 1.
DT 03-AUG-2022, entry version 121.
DE RecName: Full=tRNA (guanine-N(1)-)-methyltransferase;
DE EC=2.1.1.228;
DE AltName: Full=M1G-methyltransferase;
DE AltName: Full=tRNA [GM37] methyltransferase;
GN Name=trmD; OrderedLocusNames=jhp_1075;
OS Helicobacter pylori (strain J99 / ATCC 700824) (Campylobacter pylori J99).
OC Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC Helicobacteraceae; Helicobacter.
OX NCBI_TaxID=85963;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=J99 / ATCC 700824;
RX PubMed=9923682; DOI=10.1038/16495;
RA Alm R.A., Ling L.-S.L., Moir D.T., King B.L., Brown E.D., Doig P.C.,
RA Smith D.R., Noonan B., Guild B.C., deJonge B.L., Carmel G., Tummino P.J.,
RA Caruso A., Uria-Nickelsen M., Mills D.M., Ives C., Gibson R., Merberg D.,
RA Mills S.D., Jiang Q., Taylor D.E., Vovis G.F., Trust T.J.;
RT "Genomic sequence comparison of two unrelated isolates of the human gastric
RT pathogen Helicobacter pylori.";
RL Nature 397:176-180(1999).
CC -!- FUNCTION: Specifically methylates guanosine-37 in various tRNAs.
CC {ECO:0000250}.
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 -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000305}.
CC -!- SIMILARITY: Belongs to the RNA methyltransferase TrmD family.
CC {ECO:0000305}.
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DR EMBL; AE001439; AAD06655.1; -; Genomic_DNA.
DR PIR; H71851; H71851.
DR RefSeq; WP_000672896.1; NZ_CP011330.1.
DR AlphaFoldDB; Q9ZK66; -.
DR SMR; Q9ZK66; -.
DR STRING; 85963.jhp_1075; -.
DR PRIDE; Q9ZK66; -.
DR EnsemblBacteria; AAD06655; AAD06655; jhp_1075.
DR KEGG; hpj:jhp_1075; -.
DR PATRIC; fig|85963.30.peg.1508; -.
DR eggNOG; COG0336; Bacteria.
DR OMA; ILCGHYK; -.
DR Proteomes; UP000000804; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0052906; F:tRNA (guanine(37)-N(1))-methyltransferase activity; IEA:UniProtKB-EC.
DR CDD; cd18080; TrmD-like; 1.
DR Gene3D; 1.10.1270.20; -; 1.
DR Gene3D; 3.40.1280.10; -; 1.
DR HAMAP; MF_00605; TrmD; 1.
DR InterPro; IPR029028; Alpha/beta_knot_MTases.
DR InterPro; IPR002649; tRNA_m1G_MeTrfase_bac.
DR InterPro; IPR023148; tRNA_m1G_MeTrfase_C_sf.
DR InterPro; IPR029026; tRNA_m1G_MTases_N.
DR InterPro; IPR016009; tRNA_MeTrfase_TRMD/TRM10.
DR PANTHER; PTHR46417; PTHR46417; 1.
DR Pfam; PF01746; tRNA_m1G_MT; 1.
DR PIRSF; PIRSF000386; tRNA_mtase; 1.
DR SUPFAM; SSF75217; SSF75217; 1.
DR TIGRFAMs; TIGR00088; trmD; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; S-adenosyl-L-methionine; Transferase;
KW tRNA processing.
FT CHAIN 1..229
FT /note="tRNA (guanine-N(1)-)-methyltransferase"
FT /id="PRO_0000060389"
FT BINDING 109
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000250"
FT BINDING 129..134
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000250"
SQ SEQUENCE 229 AA; 25853 MW; 55D2517CD94FAB5C CRC64;
MKFSVLTLFP QLILPYFEDS ILKRALEKNL FELEVLNLRD FSANKYQKAD HTLIGGGAGQ
ILDPEMIENA LHSVKNPKHT IFLSAVGKPF KQIDAMRLAQ KKHVVLVCGR YEGFDERSIE
LGADEVFCIG DFILTGGELG ALCLIDSIAR HIQGVLGNAQ SLENESFENN YLETPNFANA
VFKSKEINKI PAPLEYSKGN HAKIKQLKLD LSKLRTKFYR LDLFKQHKS