ID A0A397VCW9_9GLOM Unreviewed; 254 AA.
AC A0A397VCW9;
DT 05-DEC-2018, integrated into UniProtKB/TrEMBL.
DT 05-DEC-2018, sequence version 1.
DT 24-JAN-2024, entry version 14.
DE RecName: Full=tRNA (guanine-N(7)-)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03055};
DE EC=2.1.1.33 {ECO:0000256|HAMAP-Rule:MF_03055};
DE AltName: Full=Transfer RNA methyltransferase 8 {ECO:0000256|HAMAP-Rule:MF_03055};
DE AltName: Full=tRNA (guanine(46)-N(7))-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03055};
DE AltName: Full=tRNA(m7G46)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03055};
GN Name=TRM8 {ECO:0000256|HAMAP-Rule:MF_03055};
GN ORFNames=C2G38_2131972 {ECO:0000313|EMBL:RIB17156.1};
OS Gigaspora rosea.
OC Eukaryota; Fungi; Fungi incertae sedis; Mucoromycota; Glomeromycotina;
OC Glomeromycetes; Diversisporales; Gigasporaceae; Gigaspora.
OX NCBI_TaxID=44941 {ECO:0000313|EMBL:RIB17156.1, ECO:0000313|Proteomes:UP000266673};
RN [1] {ECO:0000313|EMBL:RIB17156.1, ECO:0000313|Proteomes:UP000266673}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DAOM 194757 {ECO:0000313|EMBL:RIB17156.1,
RC ECO:0000313|Proteomes:UP000266673};
RA Morin E., San Clemente H., Chen E.C.H., De La Providencia I., Hainaut M.,
RA Kuo A., Kohler A., Murat C., Tang N., Roy S., Loubradou J., Henrissat B.,
RA Grigoriev I.V., Corradi N., Roux C., Martin F.M.;
RT "Comparative genomics reveals the genomic features of Rhizophagus
RT irregularis, R. cerebriforme, R. diaphanum and Gigaspora rosea, and their
RT symbiotic lifestyle signature.";
RL Submitted (JUN-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the formation of N(7)-methylguanine at position 46
CC (m7G46) in tRNA. {ECO:0000256|HAMAP-Rule:MF_03055}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine(46) in tRNA + S-adenosyl-L-methionine = N(7)-
CC methylguanosine(46) in tRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42708, Rhea:RHEA-COMP:10188, Rhea:RHEA-COMP:10189,
CC ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:74269,
CC ChEBI:CHEBI:74480; EC=2.1.1.33; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_03055};
CC -!- PATHWAY: tRNA modification; N(7)-methylguanine-tRNA biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_03055}.
CC -!- SUBUNIT: Forms a complex with TRM82. {ECO:0000256|HAMAP-Rule:MF_03055}.
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|HAMAP-Rule:MF_03055}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. TrmB family. {ECO:0000256|HAMAP-Rule:MF_03055}.
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:RIB17156.1}.
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DR EMBL; QKWP01000627; RIB17156.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A397VCW9; -.
DR STRING; 44941.A0A397VCW9; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000266673; Unassembled WGS sequence.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0008176; F:tRNA (guanine(46)-N7)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_03055; tRNA_methyltr_TrmB_euk; 1.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR025763; Trm8_euk.
DR InterPro; IPR003358; tRNA_(Gua-N-7)_MeTrfase_Trmb.
DR NCBIfam; TIGR00091; tRNA (guanosine(46)-N7)-methyltransferase TrmB; 1.
DR PANTHER; PTHR23417; 3-DEOXY-D-MANNO-OCTULOSONIC-ACID TRANSFERASE/TRNA GUANINE-N 7 - -METHYLTRANSFERASE; 1.
DR PANTHER; PTHR23417:SF16; TRNA (GUANINE-N(7)-)-METHYLTRANSFERASE; 1.
DR Pfam; PF02390; Methyltransf_4; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS51625; SAM_MT_TRMB; 1.
PE 3: Inferred from homology;
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|HAMAP-Rule:MF_03055};
KW Reference proteome {ECO:0000313|Proteomes:UP000266673};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW Rule:MF_03055}.
FT ACT_SITE 155
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 76
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 99..100
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 132..133
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 152
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 230..232
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
SQ SEQUENCE 254 AA; 29820 MW; 17C21FC3345123D1 CRC64;
MSGKLPQKKF FRQRAHSNPF SDHHLDYPKS PTEMDWSTHY PAFVSEESSS ELSLNVPIKQ
VDRPLMKKKV EFADLGCGYG GLLFSLSPLY PETLMLGMEI RVKVEEYVRE KIIALRLQHP
GQYQNISIIR MNVMKFLPNF FEKGQLSKMF FLFPDPHFKA RKHKARVITN QLLAEYAYVL
RVGGIIYTIS DVKDLHEWMV KHLDEHPLFE RIPDEEVEKD PVIPFVRTDT EEGKKVERNK
GEKFLACYRR IMNQ
//
