ID TRMD_POLNS Reviewed; 248 AA.
AC B1XVN1;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 20-MAY-2008, sequence version 1.
DT 27-MAR-2024, entry version 80.
DE RecName: Full=tRNA (guanine-N(1)-)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00605};
DE EC=2.1.1.228 {ECO:0000255|HAMAP-Rule:MF_00605};
DE AltName: Full=M1G-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00605};
DE AltName: Full=tRNA [GM37] methyltransferase {ECO:0000255|HAMAP-Rule:MF_00605};
GN Name=trmD {ECO:0000255|HAMAP-Rule:MF_00605}; OrderedLocusNames=Pnec_1283;
OS Polynucleobacter necessarius subsp. necessarius (strain STIR1).
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Polynucleobacter.
OX NCBI_TaxID=452638;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=STIR1;
RX PubMed=24167248; DOI=10.1073/pnas.1316687110;
RA Boscaro V., Felletti M., Vannini C., Ackerman M.S., Chain P.S.,
RA Malfatti S., Vergez L.M., Shin M., Doak T.G., Lynch M., Petroni G.;
RT "Polynucleobacter necessarius, a model for genome reduction in both free-
RT living and symbiotic bacteria.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:18590-18595(2013).
CC -!- FUNCTION: Specifically methylates guanosine-37 in various tRNAs.
CC {ECO:0000255|HAMAP-Rule:MF_00605}.
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:0000255|HAMAP-Rule:MF_00605};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00605}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00605}.
CC -!- SIMILARITY: Belongs to the RNA methyltransferase TrmD family.
CC {ECO:0000255|HAMAP-Rule:MF_00605}.
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DR EMBL; CP001010; ACB44408.1; -; Genomic_DNA.
DR AlphaFoldDB; B1XVN1; -.
DR SMR; B1XVN1; -.
DR STRING; 452638.Pnec_1283; -.
DR KEGG; pne:Pnec_1283; -.
DR eggNOG; COG0336; Bacteria.
DR HOGENOM; CLU_047363_0_1_4; -.
DR OrthoDB; 9807416at2; -.
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 CDD; cd18080; TrmD-like; 1.
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; Methyltransferase; S-adenosyl-L-methionine; Transferase;
KW tRNA processing.
FT CHAIN 1..248
FT /note="tRNA (guanine-N(1)-)-methyltransferase"
FT /id="PRO_1000130194"
FT BINDING 117
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00605"
FT BINDING 137..142
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00605"
SQ SEQUENCE 248 AA; 27598 MW; B53FCF6976D051B6 CRC64;
MRFDVVTLFP EMFSALTQWG ITGRACEQFL ASVHLWNPRD FCSDPRKTVD DRAYGGGPGM
VMMVKPLEDT VAGIRASHEA AGIKSGPICL LAPQGERFSQ KIATDILSYG NLSFICGRYE
AVDQRFVDRN VDLQLSIGDF VLSGGEIPAM AMMDAVIRLI PGALGDGQSA TQDSFMNGLL
DYPHYTRPEI YENLSVPDVL LGGHHAKIVD WRRQKSLELT FRLRLDLIES ARAKGLLTRE
DEQFLRSL
//
