ID A0A2U9CL18_SCOMX Unreviewed; 477 AA.
AC A0A2U9CL18;
DT 12-SEP-2018, integrated into UniProtKB/TrEMBL.
DT 12-SEP-2018, sequence version 1.
DT 24-JAN-2024, entry version 25.
DE RecName: Full=tRNA (guanine(37)-N1)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03152};
DE EC=2.1.1.228 {ECO:0000256|HAMAP-Rule:MF_03152};
DE AltName: Full=M1G-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03152};
DE AltName: Full=tRNA [GM37] methyltransferase {ECO:0000256|HAMAP-Rule:MF_03152};
DE AltName: Full=tRNA methyltransferase 5 homolog {ECO:0000256|HAMAP-Rule:MF_03152};
GN Name=TRMT5 {ECO:0000256|HAMAP-Rule:MF_03152};
GN Synonyms=TRM5 {ECO:0000256|HAMAP-Rule:MF_03152};
GN ORFNames=SMAX5B_000455 {ECO:0000313|EMBL:AWP16489.1};
OS Scophthalmus maximus (Turbot) (Psetta maxima).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Carangaria; Pleuronectiformes; Pleuronectoidei; Scophthalmidae;
OC Scophthalmus.
OX NCBI_TaxID=52904 {ECO:0000313|EMBL:AWP16489.1, ECO:0000313|Proteomes:UP000246464};
RN [1] {ECO:0000313|EMBL:AWP16489.1, ECO:0000313|Proteomes:UP000246464}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Martinez P.;
RT "Integrating genomic resources of turbot (Scophthalmus maximus) in depth
RT evaluation of genetic and physical mapping variation across individuals.";
RL Submitted (DEC-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Specifically methylates the N1 position of guanosine-37 in
CC various cytoplasmic and mitochondrial tRNAs. Methylation is not
CC dependent on the nature of the nucleoside 5' of the target nucleoside.
CC This is the first step in the biosynthesis of wybutosine (yW), a
CC modified base adjacent to the anticodon of tRNAs and required for
CC accurate decoding. {ECO:0000256|HAMAP-Rule:MF_03152}.
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|HAMAP-Rule:MF_03152};
CC -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_03152}.
CC -!- SUBCELLULAR LOCATION: Mitochondrion matrix {ECO:0000256|HAMAP-
CC Rule:MF_03152}. Nucleus {ECO:0000256|HAMAP-Rule:MF_03152}. Cytoplasm
CC {ECO:0000256|HAMAP-Rule:MF_03152}. Note=Predominantly in the
CC mitochondria and in the nucleus. {ECO:0000256|HAMAP-Rule:MF_03152}.
CC -!- SIMILARITY: Belongs to the TRM5 / TYW2 family. {ECO:0000256|HAMAP-
CC Rule:MF_03152}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. TRM5/TYW2 family. {ECO:0000256|ARBA:ARBA00009775}.
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DR EMBL; CP026259; AWP16489.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2U9CL18; -.
DR STRING; 52904.ENSSMAP00000002561; -.
DR OMA; GSHSQFR; -.
DR Proteomes; UP000246464; Chromosome 17.
DR GO; GO:0005759; C:mitochondrial matrix; IEA:UniProtKB-SubCell.
DR GO; GO:0005634; C:nucleus; 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:UniProtKB-UniRule.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.30.300.110; Met-10+ protein-like domains; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_03152; TRM5; 1.
DR InterPro; IPR030382; MeTrfase_TRM5/TYW2.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR025792; tRNA_Gua_MeTrfase_euk.
DR PANTHER; PTHR23245:SF36; TRNA (GUANINE(37)-N1)-METHYLTRANSFERASE; 1.
DR PANTHER; PTHR23245; TRNA METHYLTRANSFERASE; 1.
DR Pfam; PF02475; Met_10; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS51684; SAM_MT_TRM5_TYW2; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_03152};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_03152};
KW Mitochondrion {ECO:0000256|ARBA:ARBA00023128, ECO:0000256|HAMAP-
KW Rule:MF_03152};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|HAMAP-Rule:MF_03152};
KW Reference proteome {ECO:0000313|Proteomes:UP000246464};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_03152};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_03152};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_03152}.
FT DOMAIN 180..446
FT /note="SAM-dependent methyltransferase TRM5/TYW2-type"
FT /evidence="ECO:0000259|PROSITE:PS51684"
FT REGION 453..477
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 269
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03152"
FT BINDING 307..308
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03152"
FT BINDING 335..336
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03152"
FT BINDING 363
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03152"
SQ SEQUENCE 477 AA; 53483 MW; 301BD88B34A83767 CRC64;
MSRLLRRVLT SAHTHRNFKP AALHRSLWPA ASLPDSDGPA FAVKLTMEPK LYQPPPGVRG
MTSLDKEAFT QTITVPALRV PTGVLNKVIK SLRKSTIQRP GMTRVLHDTE DNGEFRLVLL
DPHRVSSTSS FSEAEAEALR SFDVAEELQS HELLLTYDNL KSEEVLEAVL PLGQDVTSGF
SRVGHIAHMN LRDHQLPYKN LIGQVIMDKN PGVTCVVNKT NIIDSTYRNF KMEVLAGEEN
MVAKVKENGV MYEFDFSRVY WNSRLSTEHQ RVVQLTKRGD TVFDVFAGVG PFAVPAARSG
ANVWANDLNP ESYRWLQHNC KINKVDGKVR TFNMDGRAFI QGPVKQELPA LLKGKGSIHV
VMNLPALALE FLDAFRGLLH HEPPCDENLP TVYCYGFSKE DSPDTDVVNR ASRSLGFPLE
NRCSVHFVRN VAPNKDMMCV RFTLPKEVLF SSNDEQTEPS VEPAPKRQKC METTDSI
//