ID TRMB_WOLSU Reviewed; 388 AA. AC Q7MST9; DT 19-JUL-2004, integrated into UniProtKB/Swiss-Prot. DT 15-DEC-2003, sequence version 1. DT 27-MAR-2024, entry version 99. DE RecName: Full=tRNA (guanine-N(7)-)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01057}; DE EC=2.1.1.33 {ECO:0000255|HAMAP-Rule:MF_01057}; DE AltName: Full=tRNA (guanine(46)-N(7))-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01057}; DE AltName: Full=tRNA(m7G46)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01057}; GN Name=trmB {ECO:0000255|HAMAP-Rule:MF_01057}; OrderedLocusNames=WS0145; OS Wolinella succinogenes (strain ATCC 29543 / DSM 1740 / LMG 7466 / OS NCTC 11488 / FDC 602W) (Vibrio succinogenes). OC Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales; OC Helicobacteraceae; Wolinella. OX NCBI_TaxID=273121; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 29543 / DSM 1740 / CCUG 13145 / JCM 31913 / LMG 7466 / RC NCTC 11488 / FDC 602W; RX PubMed=14500908; DOI=10.1073/pnas.1932838100; RA Baar C., Eppinger M., Raddatz G., Simon J., Lanz C., Klimmek O., RA Nandakumar R., Gross R., Rosinus A., Keller H., Jagtap P., Linke B., RA Meyer F., Lederer H., Schuster S.C.; RT "Complete genome sequence and analysis of Wolinella succinogenes."; RL Proc. Natl. Acad. Sci. U.S.A. 100:11690-11695(2003). CC -!- FUNCTION: Catalyzes the formation of N(7)-methylguanine at position 46 CC (m7G46) in tRNA. {ECO:0000255|HAMAP-Rule:MF_01057}. 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_01057}; CC -!- PATHWAY: tRNA modification; N(7)-methylguanine-tRNA biosynthesis. CC {ECO:0000255|HAMAP-Rule:MF_01057}. CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase CC superfamily. TrmB family. {ECO:0000255|HAMAP-Rule:MF_01057}. 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; BX571657; CAE09308.1; -; Genomic_DNA. DR RefSeq; WP_011138108.1; NC_005090.1. DR AlphaFoldDB; Q7MST9; -. DR SMR; Q7MST9; -. DR STRING; 273121.WS0145; -. DR KEGG; wsu:WS0145; -. DR eggNOG; COG0220; Bacteria. DR HOGENOM; CLU_041532_0_0_7; -. DR UniPathway; UPA00989; -. DR Proteomes; UP000000422; Chromosome. DR GO; GO:0008176; F:tRNA (guanine(46)-N7)-methyltransferase activity; IEA:UniProtKB-UniRule. DR CDD; cd02440; AdoMet_MTases; 1. DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1. DR HAMAP; MF_01057; tRNA_methyltr_TrmB; 1. DR InterPro; IPR029063; SAM-dependent_MTases_sf. 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:SF14; PPR_LONG DOMAIN-CONTAINING PROTEIN; 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; Reference proteome; S-adenosyl-L-methionine; KW Transferase; tRNA processing. FT CHAIN 1..388 FT /note="tRNA (guanine-N(7)-)-methyltransferase" FT /id="PRO_0000171423" FT BINDING 129 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057" FT BINDING 154 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057" FT BINDING 181 FT /ligand="S-adenosyl-L-methionine" FT /ligand_id="ChEBI:CHEBI:59789" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057" FT BINDING 207 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057" FT BINDING 237 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057" SQ SEQUENCE 388 AA; 45635 MW; B4D488C938188155 CRC64; MPHFIASSFT HPDYPFEEEG YCFSDSLSNL LHPHEELVRV EVEGKEFFLR IKHRLKENDF IIRFDKSTRV SPVGIIKKAL RIFAQKSQAQ ILSDNLSEED SIRQKRLTPF LKTPEFFMHE AHQGQYWVEI GFGSGRHLLH QAKAHPEKRF IGLEIHTPSI EQVLRRLELE EISNVSIVSY DARVFLELLP SNAIERLFVH FPVPWDKKPH RRIFSRAFLN EAIRTLGVGG VLELRTDSED YFLFAKELLL ELNRVHFSIR KNFDAPISSK YEDRWRKQNK NIYDLLLHND QHSPDPLRPS DFSFKPLKRC DAAELRREIR EGWFASIERL YRSKDGKSMA IRSSFGDFAY PEKKYLWIKG EEARYFGSSP IPSLANHQAH KLLEEWLS //