TRMB_BRADU
ID TRMB_BRADU Reviewed; 236 AA.
AC Q89WA4;
DT 16-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT 16-JUN-2003, sequence version 1.
DT 03-AUG-2022, entry version 101.
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=bll0788;
OS Bradyrhizobium diazoefficiens (strain JCM 10833 / BCRC 13528 / IAM 13628 /
OS NBRC 14792 / USDA 110).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Bradyrhizobiaceae; Bradyrhizobium.
OX NCBI_TaxID=224911;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 10833 / BCRC 13528 / IAM 13628 / NBRC 14792 / USDA 110;
RX PubMed=12597275; DOI=10.1093/dnares/9.6.189;
RA Kaneko T., Nakamura Y., Sato S., Minamisawa K., Uchiumi T., Sasamoto S.,
RA Watanabe A., Idesawa K., Iriguchi M., Kawashima K., Kohara M.,
RA Matsumoto M., Shimpo S., Tsuruoka H., Wada T., Yamada M., Tabata S.;
RT "Complete genomic sequence of nitrogen-fixing symbiotic bacterium
RT Bradyrhizobium japonicum USDA110.";
RL DNA Res. 9:189-197(2002).
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; BA000040; BAC46053.1; -; Genomic_DNA.
DR RefSeq; NP_767428.1; NC_004463.1.
DR RefSeq; WP_011083610.1; NZ_CP011360.1.
DR AlphaFoldDB; Q89WA4; -.
DR SMR; Q89WA4; -.
DR STRING; 224911.27349037; -.
DR EnsemblBacteria; BAC46053; BAC46053; BAC46053.
DR GeneID; 64020653; -.
DR KEGG; bja:bll0788; -.
DR PATRIC; fig|224911.44.peg.163; -.
DR eggNOG; COG0220; Bacteria.
DR HOGENOM; CLU_050910_0_3_5; -.
DR InParanoid; Q89WA4; -.
DR OMA; PDPWHKS; -.
DR PhylomeDB; Q89WA4; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000002526; 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..236
FT /note="tRNA (guanine-N(7)-)-methyltransferase"
FT /id="PRO_0000171304"
FT REGION 1..23
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1..19
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 141
FT /evidence="ECO:0000250"
FT BINDING 67
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 92
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 119
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 141
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 145
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 177
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
SQ SEQUENCE 236 AA; 26766 MW; 09D1B7A43966F01C CRC64;
MSERKSDPDR DDSERAFFGR RKGHKLRQHQ AELIDHLLPH LALDIAGEAP GNACEIFDPA
ASDVRLEIGF GGGEHLAAEA QNFATTGFIG CEPYVNGMAK ILAQIEAGNI ANIRLFAGDA
AELLAWLPKA SLSRIDLIHP DPWPKRRHWK RRFVQDRTIA AMARVLKVGG EFRFVCDIDD
YCAWTLSHLA RSADFKWLAE RADDFRQPWD GYTMTRYGRK AAREGRKAAY LRFRRS