ID A0A0M9ABR8_9HYME Unreviewed; 253 AA.
AC A0A0M9ABR8;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 24-JAN-2024, entry version 30.
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=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 ORFNames=WN51_00138 {ECO:0000313|EMBL:KOX81230.1};
OS Melipona quadrifasciata.
OC Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC Neoptera; Endopterygota; Hymenoptera; Apocrita; Aculeata; Apoidea;
OC Anthophila; Apidae; Melipona.
OX NCBI_TaxID=166423 {ECO:0000313|EMBL:KOX81230.1, ECO:0000313|Proteomes:UP000053105};
RN [1] {ECO:0000313|EMBL:KOX81230.1, ECO:0000313|Proteomes:UP000053105}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=0111107301 {ECO:0000313|EMBL:KOX81230.1};
RC TISSUE=Whole body {ECO:0000313|EMBL:KOX81230.1};
RA Pan H., Kapheim K.;
RT "The genome of Melipona quadrifasciata.";
RL Submitted (JUL-2015) 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 -!- 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}.
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DR EMBL; KQ435689; KOX81230.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0M9ABR8; -.
DR STRING; 166423.A0A0M9ABR8; -.
DR OrthoDB; 116813at2759; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000053105; 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 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:UP000053105};
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 148
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 69
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 92..93
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 125..126
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 145
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 223..225
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
SQ SEQUENCE 253 AA; 29754 MW; E1412CF78FDBD9A4 CRC64;
MSESLPLPQK KYYRQRAHSN PIADHCLEYP IKPDLMNWSS LYPFYFSTNK EESKEQNISQ
KHVEFVDIGC GYGGLLVTLS SMFSDKLILG MEIRVKVSDY VMDRIAALRS QNPGQYQNIA
CLRTNAMKYL PNYFYKGQLK KMFFLYPDPH FKKSKHKWRI INKTLLAEYA YVLAEGATVY
TVTDVKDLHE WIVKHFHEHP LFDDVSKEEL DKDPIVEKLY ESTEEGQKVT RNKGYKFLAV
FKRIPDPFEE KIN
//
