TRMB_CHLAA
ID TRMB_CHLAA Reviewed; 224 AA.
AC A9WHH4;
DT 03-NOV-2009, integrated into UniProtKB/Swiss-Prot.
DT 05-FEB-2008, sequence version 1.
DT 03-AUG-2022, entry version 76.
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=Caur_3101;
OS Chloroflexus aurantiacus (strain ATCC 29366 / DSM 635 / J-10-fl).
OC Bacteria; Chloroflexi; Chloroflexia; Chloroflexales; Chloroflexineae;
OC Chloroflexaceae; Chloroflexus.
OX NCBI_TaxID=324602;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29366 / DSM 635 / J-10-fl;
RX PubMed=21714912; DOI=10.1186/1471-2164-12-334;
RA Tang K.H., Barry K., Chertkov O., Dalin E., Han C.S., Hauser L.J.,
RA Honchak B.M., Karbach L.E., Land M.L., Lapidus A., Larimer F.W.,
RA Mikhailova N., Pitluck S., Pierson B.K., Blankenship R.E.;
RT "Complete genome sequence of the filamentous anoxygenic phototrophic
RT bacterium Chloroflexus aurantiacus.";
RL BMC Genomics 12:334-334(2011).
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}.
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DR EMBL; CP000909; ABY36300.1; -; Genomic_DNA.
DR RefSeq; WP_012258953.1; NC_010175.1.
DR RefSeq; YP_001636689.1; NC_010175.1.
DR AlphaFoldDB; A9WHH4; -.
DR SMR; A9WHH4; -.
DR STRING; 324602.Caur_3101; -.
DR EnsemblBacteria; ABY36300; ABY36300; Caur_3101.
DR KEGG; cau:Caur_3101; -.
DR PATRIC; fig|324602.8.peg.3505; -.
DR eggNOG; COG0220; Bacteria.
DR HOGENOM; CLU_050910_2_0_0; -.
DR InParanoid; A9WHH4; -.
DR OMA; GHALEYC; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000002008; Chromosome.
DR GO; GO:0043527; C:tRNA methyltransferase complex; IBA:GO_Central.
DR GO; GO:0008176; F:tRNA (guanine-N7-)-methyltransferase activity; IBA:GO_Central.
DR GO; GO:0036265; P:RNA (guanine-N7)-methylation; IBA:GO_Central.
DR GO; GO:0030488; P:tRNA methylation; IBA:GO_Central.
DR Gene3D; 3.40.50.150; -; 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 PANTHER; PTHR23417; PTHR23417; 1.
DR Pfam; PF02390; Methyltransf_4; 1.
DR SUPFAM; SSF53335; SSF53335; 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..224
FT /note="tRNA (guanine-N(7)-)-methyltransferase"
FT /id="PRO_0000387942"
FT BINDING 57
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 82
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 109
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 167
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
SQ SEQUENCE 224 AA; 24960 MW; A30622F44EFDBF20 CRC64;
MGRGRYPARL YVTAPPPEIA ARYYRSWPAK ELYHTPEHFP PVSAEGLFGY NAPLTLEFGC
ATGEYLCALA AAQPSSCFVG IDIVAKPLYR AVERAVAGNL SNILFIHADA RLIYQRIPTA
ALHSIILHFP PPLLRNRQRN QLLVSPQLLE CAARTLVPGG YLSFLTDHPA LFALMQELLP
AFPALRATPA SVEELAVFES HYHRRWAARG RTISGLRIER VMED