ID D3PCF6_DEFDS Unreviewed; 221 AA.
AC D3PCF6;
DT 20-APR-2010, integrated into UniProtKB/TrEMBL.
DT 20-APR-2010, sequence version 1.
DT 27-MAR-2024, entry version 74.
DE RecName: Full=tRNA (guanine-N(7)-)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01057};
DE EC=2.1.1.33 {ECO:0000256|HAMAP-Rule:MF_01057};
DE AltName: Full=tRNA (guanine(46)-N(7))-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01057};
DE AltName: Full=tRNA(m7G46)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01057};
GN Name=trmB {ECO:0000256|HAMAP-Rule:MF_01057};
GN OrderedLocusNames=DEFDS_0801 {ECO:0000313|EMBL:BAI80279.1};
OS Deferribacter desulfuricans (strain DSM 14783 / JCM 11476 / NBRC 101012 /
OS SSM1).
OC Bacteria; Deferribacterota; Deferribacteres; Deferribacterales;
OC Deferribacteraceae; Deferribacter.
OX NCBI_TaxID=639282 {ECO:0000313|EMBL:BAI80279.1, ECO:0000313|Proteomes:UP000001520};
RN [1] {ECO:0000313|EMBL:BAI80279.1, ECO:0000313|Proteomes:UP000001520}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 14783 / JCM 11476 / NBRC 101012 / SSM1
RC {ECO:0000313|Proteomes:UP000001520};
RX PubMed=20189949; DOI=10.1093/dnares/dsq005;
RA Takaki Y., Shimamura S., Nakagawa S., Fukuhara Y., Horikawa H., Ankai A.,
RA Harada T., Hosoyama A., Oguchi A., Fukui S., Fujita N., Takami H.,
RA Takai K.;
RT "Bacterial lifestyle in a deep-sea hydrothermal vent chimney revealed by
RT the genome sequence of the thermophilic bacterium Deferribacter
RT desulfuricans SSM1.";
RL DNA Res. 17:123-137(2010).
CC -!- FUNCTION: Catalyzes the formation of N(7)-methylguanine at position 46
CC (m7G46) in tRNA. {ECO:0000256|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:0000256|HAMAP-
CC Rule:MF_01057};
CC -!- PATHWAY: tRNA modification; N(7)-methylguanine-tRNA biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_01057}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. TrmB family. {ECO:0000256|HAMAP-Rule:MF_01057}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|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; AP011529; BAI80279.1; -; Genomic_DNA.
DR RefSeq; WP_013007527.1; NC_013939.1.
DR AlphaFoldDB; D3PCF6; -.
DR STRING; 639282.DEFDS_0801; -.
DR KEGG; ddf:DEFDS_0801; -.
DR eggNOG; COG0220; Bacteria.
DR HOGENOM; CLU_050910_2_0_0; -.
DR OrthoDB; 9802090at2; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000001520; Chromosome.
DR GO; GO:0008176; F:tRNA (guanine(46)-N7)-methyltransferase activity; IEA:UniProtKB-UniRule.
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 {ECO:0000256|HAMAP-Rule:MF_01057,
KW ECO:0000313|EMBL:BAI80279.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000001520};
KW S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_01057};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_01057, ECO:0000313|EMBL:BAI80279.1};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_01057}.
FT BINDING 54
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01057"
FT BINDING 79
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01057"
FT BINDING 106
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01057"
FT BINDING 128
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01057"
FT BINDING 132
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01057"
FT BINDING 164
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01057"
SQ SEQUENCE 221 AA; 26483 MW; 30116C1C34262195 CRC64;
MEADVVNKIN LKLDFESKVY VFSEEIKPQL KPFANYESIS FKDIFKNDNL VNVEIGIGNG
EFIAHYAQKW QNENFLGFEV VKKVIRKAIH RVEKNNLQNV RLIHFDAKFF VALFENNSVK
RFFVNFPDPW PKKKHHKRRL LKPEFLQLLS DKLVKDGELF IATDHEDYKN EIVENLILCG
KFKSIWNTWY KEELIDYFPT KYYRKFASKT GVYFFHLKNE K
//