ID TRMB_ASPTN Reviewed; 346 AA. AC Q0CT71; DT 05-MAY-2009, integrated into UniProtKB/Swiss-Prot. DT 17-OCT-2006, sequence version 1. DT 24-JAN-2024, entry version 96. DE RecName: Full=tRNA (guanine-N(7)-)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_03055}; DE EC=2.1.1.33 {ECO:0000255|HAMAP-Rule:MF_03055}; DE AltName: Full=Transfer RNA methyltransferase 8 {ECO:0000255|HAMAP-Rule:MF_03055}; DE AltName: Full=tRNA (guanine(46)-N(7))-methyltransferase {ECO:0000255|HAMAP-Rule:MF_03055}; DE AltName: Full=tRNA(m7G46)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_03055}; GN Name=trm8; ORFNames=ATEG_03113; OS Aspergillus terreus (strain NIH 2624 / FGSC A1156). OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes; OC Eurotiomycetidae; Eurotiales; Aspergillaceae; Aspergillus; OC Aspergillus subgen. Circumdati. OX NCBI_TaxID=341663; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=NIH 2624 / FGSC A1156; RA Birren B.W., Lander E.S., Galagan J.E., Nusbaum C., Devon K., Henn M., RA Ma L.-J., Jaffe D.B., Butler J., Alvarez P., Gnerre S., Grabherr M., RA Kleber M., Mauceli E.W., Brockman W., Rounsley S., Young S.K., LaButti K., RA Pushparaj V., DeCaprio D., Crawford M., Koehrsen M., Engels R., RA Montgomery P., Pearson M., Howarth C., Larson L., Luoma S., White J., RA Alvarado L., Kodira C.D., Zeng Q., Oleary S., Yandava C., Denning D.W., RA Nierman W.C., Milne T., Madden K.; RT "Annotation of the Aspergillus terreus NIH2624 genome."; RL Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases. CC -!- FUNCTION: Catalyzes the formation of N(7)-methylguanine at position 46 CC (m7G46) in tRNA. {ECO:0000255|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:0000255|HAMAP- CC Rule:MF_03055}; CC -!- PATHWAY: tRNA modification; N(7)-methylguanine-tRNA biosynthesis. CC {ECO:0000255|HAMAP-Rule:MF_03055}. CC -!- SUBUNIT: Forms a complex with trm82. {ECO:0000255|HAMAP-Rule:MF_03055}. CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000255|HAMAP-Rule:MF_03055}. CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase CC superfamily. TrmB family. {ECO:0000255|HAMAP-Rule:MF_03055}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CH476597; EAU36387.1; -; Genomic_DNA. DR RefSeq; XP_001212291.1; XM_001212291.1. DR AlphaFoldDB; Q0CT71; -. DR SMR; Q0CT71; -. DR STRING; 341663.Q0CT71; -. DR EnsemblFungi; EAU36387; EAU36387; ATEG_03113. DR GeneID; 4318068; -. DR VEuPathDB; FungiDB:ATEG_03113; -. DR eggNOG; KOG3115; Eukaryota. DR HOGENOM; CLU_050910_3_1_1; -. DR OMA; LPNYFAK; -. DR OrthoDB; 116813at2759; -. DR UniPathway; UPA00989; -. DR Proteomes; UP000007963; 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 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; 2. DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1. DR PROSITE; PS51625; SAM_MT_TRMB; 1. PE 3: Inferred from homology; KW Methyltransferase; Nucleus; Reference proteome; RNA-binding; KW S-adenosyl-L-methionine; Transferase; tRNA processing; tRNA-binding. FT CHAIN 1..346 FT /note="tRNA (guanine-N(7)-)-methyltransferase" FT /id="PRO_0000370589" FT REGION 149..191 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 172..191 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT ACT_SITE 227 FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055" FT BINDING 101 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055" FT BINDING 124..125 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055" FT BINDING 204..205 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055" FT BINDING 224 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055" FT BINDING 318..320 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055" SQ SEQUENCE 346 AA; 38508 MW; C25E452C8D22DCBE CRC64; MGNSRNKRGK REANRQRTVE ALARAQSGAD TGAALQLPQK KFYRQRAHAN PFSDHQLKYP LSPAHMDWAS HYPAFENPDP AQTNLGGFRK LLKDVEVVDI GCGFGGLLIG LAPLLPETLI VGMEIRIQVL DYVNTRIQAL RTQQRHFKLK SAGGGGSDAA PESPAAPPTP SEAASPDSTT PSEQQAPTTL VPGGFQNISA IRSNTMKFFP NFFGRGQLSK IFICFPDPHF KARKHKMRII SETLNAEYAY ALRPGGLLYT ITDVEEYHHW ILRHFREPEV DGAVPCDDGA DGIKELFERV SDEELQQDPC VEVMREATEE GKKVSRNKGN KYVAVFRRKA DPEWPA //