ID A0A139A4A4_GONPJ Unreviewed; 310 AA.
AC A0A139A4A4;
DT 11-MAY-2016, integrated into UniProtKB/TrEMBL.
DT 11-MAY-2016, sequence version 1.
DT 24-JAN-2024, entry version 33.
DE RecName: Full=tRNA (guanine-N(7)-)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03055};
DE EC=2.1.1.33 {ECO:0000256|HAMAP-Rule:MF_03055};
DE AltName: Full=Transfer RNA methyltransferase 8 {ECO:0000256|HAMAP-Rule:MF_03055};
DE AltName: Full=tRNA (guanine(46)-N(7))-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03055};
DE AltName: Full=tRNA(m7G46)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_03055};
GN Name=TRM8 {ECO:0000256|HAMAP-Rule:MF_03055};
GN ORFNames=M427DRAFT_60490 {ECO:0000313|EMBL:KXS11632.1};
OS Gonapodya prolifera (strain JEL478) (Monoblepharis prolifera).
OC Eukaryota; Fungi; Fungi incertae sedis; Chytridiomycota;
OC Chytridiomycota incertae sedis; Monoblepharidomycetes; Monoblepharidales;
OC Gonapodyaceae; Gonapodya.
OX NCBI_TaxID=1344416 {ECO:0000313|EMBL:KXS11632.1, ECO:0000313|Proteomes:UP000070544};
RN [1] {ECO:0000313|EMBL:KXS11632.1, ECO:0000313|Proteomes:UP000070544}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JEL478 {ECO:0000313|EMBL:KXS11632.1,
RC ECO:0000313|Proteomes:UP000070544};
RX PubMed=25977457; DOI=10.1093/gbe/evv090;
RA Chang Y., Wang S., Sekimoto S., Aerts A.L., Choi C., Clum A., LaButti K.M.,
RA Lindquist E.A., Yee Ngan C., Ohm R.A., Salamov A.A., Grigoriev I.V.,
RA Spatafora J.W., Berbee M.L.;
RT "Phylogenomic Analyses Indicate that Early Fungi Evolved Digesting Cell
RT Walls of Algal Ancestors of Land Plants.";
RL Genome Biol. Evol. 7:1590-1601(2015).
CC -!- FUNCTION: Catalyzes the formation of N(7)-methylguanine at position 46
CC (m7G46) in tRNA. {ECO:0000256|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:0000256|HAMAP-
CC Rule:MF_03055};
CC -!- PATHWAY: tRNA modification; N(7)-methylguanine-tRNA biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_03055}.
CC -!- SUBUNIT: Forms a complex with TRM82. {ECO:0000256|HAMAP-Rule:MF_03055}.
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|HAMAP-Rule:MF_03055}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. TrmB family. {ECO:0000256|HAMAP-Rule:MF_03055}.
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DR EMBL; KQ965799; KXS11632.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A139A4A4; -.
DR STRING; 1344416.A0A139A4A4; -.
DR OMA; LPNYFAK; -.
DR OrthoDB; 116813at2759; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000070544; Unassembled WGS sequence.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0008176; F:tRNA (guanine(46)-N7)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 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 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:SF16; TRNA (GUANINE-N(7)-)-METHYLTRANSFERASE; 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|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|HAMAP-Rule:MF_03055};
KW Reference proteome {ECO:0000313|Proteomes:UP000070544};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_03055};
KW tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW Rule:MF_03055}.
FT REGION 1..29
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 76..112
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 15..29
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 76..105
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 207
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 123
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 146..147
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 184..185
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 204
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 282..284
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
SQ SEQUENCE 310 AA; 34693 MW; 0764AF88BD235D9B CRC64;
MAPKRPLPSA APYTTSAPIG DQSSTKLPQK RYYRQRAHAN VFADNTYDYP LRPDLMDWSS
YYPAYFEKTA SSANEAGESL AGTGTDQDTK MGNGEQSTNS DHQEPSAGEF ADRNMKVEIA
DVGCGYGGLM ISLAPLFPNS LILGLEIRGK VQTYVAERIR ALRNQAAAGG NKQGYQNVAV
MRFNAMKFSP RIFAHAQLSK MFFLFPDPHF KRRKHRSRII SPTLLAEYAY FLRIGGLLYH
ATDVKELHEW MVAKCDAHPL FEKVSDEEMA ADPCVNLVLT TTEEGKKVER NGGEKWVAVW
RRIADEELGV
//