TRMB_CHAGB
ID TRMB_CHAGB Reviewed; 293 AA.
AC Q2GS86;
DT 05-MAY-2009, integrated into UniProtKB/Swiss-Prot.
DT 21-MAR-2006, sequence version 1.
DT 03-AUG-2022, entry version 79.
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 {ECO:0000255|HAMAP-Rule:MF_03055}; ORFNames=CHGG_09168;
OS Chaetomium globosum (strain ATCC 6205 / CBS 148.51 / DSM 1962 / NBRC 6347 /
OS NRRL 1970) (Soil fungus).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Sordariomycetidae; Sordariales; Chaetomiaceae; Chaetomium.
OX NCBI_TaxID=306901;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 6205 / CBS 148.51 / DSM 1962 / NBRC 6347 / NRRL 1970;
RX PubMed=25720678; DOI=10.1128/genomea.00021-15;
RA Cuomo C.A., Untereiner W.A., Ma L.-J., Grabherr M., Birren B.W.;
RT "Draft genome sequence of the cellulolytic fungus Chaetomium globosum.";
RL Genome Announc. 3:E0002115-E0002115(2015).
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}.
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DR EMBL; CH408034; EAQ85154.1; -; Genomic_DNA.
DR RefSeq; XP_001227095.1; XM_001227094.1.
DR AlphaFoldDB; Q2GS86; -.
DR SMR; Q2GS86; -.
DR STRING; 38033.XP_001227095.1; -.
DR EnsemblFungi; EAQ85154; EAQ85154; CHGG_09168.
DR GeneID; 4395245; -.
DR eggNOG; KOG3115; Eukaryota.
DR HOGENOM; CLU_050910_3_1_1; -.
DR InParanoid; Q2GS86; -.
DR OMA; DLHNWMV; -.
DR OrthoDB; 1417652at2759; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000001056; Unassembled WGS sequence.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0008176; F:tRNA (guanine-N7-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.150; -; 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; PTHR23417; 1.
DR PANTHER; PTHR23417:SF16; PTHR23417:SF16; 1.
DR Pfam; PF02390; Methyltransf_4; 1.
DR SUPFAM; SSF53335; SSF53335; 1.
DR TIGRFAMs; TIGR00091; TIGR00091; 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..293
FT /note="tRNA (guanine-N(7)-)-methyltransferase"
FT /id="PRO_0000370593"
FT REGION 1..33
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 68..97
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 72..95
FT /note="Pro residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 192
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055"
FT BINDING 111
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055"
FT BINDING 134..135
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055"
FT BINDING 169..170
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055"
FT BINDING 189
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055"
FT BINDING 267..269
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_03055"
SQ SEQUENCE 293 AA; 33667 MW; B6250E938A788357 CRC64;
MGGDKIKKDK RQKREDYRAA MRKDDISELP RKKFYRQRAH ANPFSDHQLI YPPHPDQMDW
SSLYPHYIVD EPTTTSPPPP PPVPEQTPSE PDLTPLRPKP LSKEVSVADI GCGFGGLLIA
LAPTMPEALI LGLEIRVSVT HFVEDRIKAL RAQNQAAGLY RNVGVLRANT MKFLPNFFRK
AQLEKVFICF PDPHFKIRKH KQRIVSTTLN SEYAYVVKPG GIVYTITDVL DLHEWMVQHF
DAHPSFERVS EEEQEADPCV AIMRTETEEG KKVERHKGEK HVALFRRLED PAW
