ID A0A120E7M6_9BASI Unreviewed; 343 AA.
AC A0A120E7M6;
DT 13-APR-2016, integrated into UniProtKB/TrEMBL.
DT 13-APR-2016, sequence version 1.
DT 24-JAN-2024, entry version 32.
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=RHOSPDRAFT_18209 {ECO:0000313|EMBL:KWU44316.1};
OS Rhodotorula sp. JG-1b.
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Pucciniomycotina;
OC Microbotryomycetes; Sporidiobolales; Sporidiobolaceae; Rhodotorula.
OX NCBI_TaxID=1305733 {ECO:0000313|EMBL:KWU44316.1, ECO:0000313|Proteomes:UP000062823};
RN [1] {ECO:0000313|EMBL:KWU44316.1, ECO:0000313|Proteomes:UP000062823}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JG-1b {ECO:0000313|EMBL:KWU44316.1,
RC ECO:0000313|Proteomes:UP000062823};
RG DOE Joint Genome Institute;
RA Goordial J., Raymond-Bouchard I., Riley R., Ronholm J., Shapiro N.,
RA Woyke T., Grigoriev I.V., Labutti K.M., Greer C., Whyte L., Bakermans C.;
RT "Draft genome of eurypsychrophile Rhodotorula sp. JG1b isolated from
RT permafrost in the hyper-arid Upper Elevation McMurdo Dry Valleys,
RT Antarctica.";
RL Submitted (DEC-2015) to the EMBL/GenBank/DDBJ databases.
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; KQ954480; KWU44316.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A120E7M6; -.
DR STRING; 1305733.A0A120E7M6; -.
DR OrthoDB; 116813at2759; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000062823; 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 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; 2.
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:UP000062823};
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..24
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 149..168
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 317..343
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 150..168
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 317..332
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 221
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 93
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 116..117
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 198..199
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 218
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
FT BINDING 318..320
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_03055"
SQ SEQUENCE 343 AA; 38216 MW; C00A3B02F38FA027 CRC64;
MGRKKNKNAN KDEAEASPLL AGAADADLGM PRKRHYRQRA HANPLSIHHL EYPPSPDKMD
WSTHFPTFFQ PPAAPGQGSV NLKGKKVEFA DVGCGFGGLS IALAPLFPET LMLGLEIRVQ
VTQYVSDKIR ALRLNPGSVD PDNVEDTAAE AEGGDERAAK RQKTDNKVPP VAKVRGVKPQ
LMPPNGYAYG NVSVLRANAM KFLPNFFEKG QLSKLFFLFP DPHFKARKHK ARIISPTLLA
EYAYILRPGG LLYTITDVPD LHTWMTGHIG GFPLFERLTE DEINNLGLEQ GEGVEGYEGS
ELQRERELAV MEAVKRKTEE GRKVDRNQGG KEWSVWRRLP DPQ
//
