ID X0RQ73_9GAMM Unreviewed; 252 AA.
AC X0RQ73;
DT 14-MAY-2014, integrated into UniProtKB/TrEMBL.
DT 14-MAY-2014, sequence version 1.
DT 24-JAN-2024, entry version 45.
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=JCM18900_11969 {ECO:0000313|EMBL:GAF53400.1};
OS Psychrobacter sp. JCM 18900.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Psychrobacter.
OX NCBI_TaxID=1298608 {ECO:0000313|EMBL:GAF53400.1, ECO:0000313|Proteomes:UP000019500};
RN [1] {ECO:0000313|EMBL:GAF53400.1, ECO:0000313|Proteomes:UP000019500}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 18900 {ECO:0000313|EMBL:GAF53400.1,
RC ECO:0000313|Proteomes:UP000019500};
RA Kudo T., Kidera A., Kida M., Kawauchi A., Shimizu R., Nakahara T.,
RA Zhang X., Yamada A., Amano M., Hamada Y., Taniyama S., Arakawa O.,
RA Yoshida A., Oshima K., Suda W., Kuwahara H., Nogi Y., Kitamura K., Yuki M.,
RA Iida T., Moriya S., Inoue T., Hongo Y., Hattori M., Ohkuma M.;
RT "Draft Genome Sequences of Psychrobacter Strains JCM 18900, JCM 18901, JCM
RT 18902, and JCM 18903, Isolated Preferentially from Frozen Aquatic
RT Organisms.";
RL Genome Announc. 2:e00280-14(2014).
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:GAF53400.1}.
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DR EMBL; BAWG01000007; GAF53400.1; -; Genomic_DNA.
DR AlphaFoldDB; X0RQ73; -.
DR eggNOG; COG0336; Bacteria.
DR Proteomes; UP000019500; 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:0030488; P:tRNA methylation; IEA:GOC.
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 {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..227
FT /note="tRNA methyltransferase TRMD/TRM10-type"
FT /evidence="ECO:0000259|Pfam:PF01746"
FT BINDING 119
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 139..144
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 252 AA; 28548 MW; 47576651FF66A4F4 CRC64;
MYFAVISIFP EMFATIREFG ITGRAVTQEQ VTIECINPRD YTTDNYRRID ERLMGVVLEW
SAEPLSKAIE DARLRASQHG CRVDSEHCPV IYMSPQGQTL SESSVVNMTD YDGMILLCGR
YEGIDERLLS QYVDMEVSLG DYVLTGGELP AMVLMDSVIR RLPDIMGDDM SAEQDSFVDG
LLDCPHYTKP HEFAGMAVPE VLLSGHHANI AKWRFSQQVS RTQTRRPDLW QAFTPTVEQA
KWLKALAKAD KK
//