ID A0A2T3B8C0_AMORE Unreviewed; 236 AA.
AC A0A2T3B8C0;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 17.
DE RecName: Full=Trimethylguanosine synthase {ECO:0000256|ARBA:ARBA00018517};
GN ORFNames=M430DRAFT_98086 {ECO:0000313|EMBL:PSS23129.1};
OS Amorphotheca resinae ATCC 22711.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Leotiomycetes;
OC Helotiales; Amorphothecaceae; Amorphotheca.
OX NCBI_TaxID=857342 {ECO:0000313|EMBL:PSS23129.1, ECO:0000313|Proteomes:UP000241818};
RN [1] {ECO:0000313|EMBL:PSS23129.1, ECO:0000313|Proteomes:UP000241818}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 22711 {ECO:0000313|EMBL:PSS23129.1,
RC ECO:0000313|Proteomes:UP000241818};
RX PubMed=29315638; DOI=10.1111/nph.14974;
RA Martino E., Morin E., Grelet G.A., Kuo A., Kohler A., Daghino S.,
RA Barry K.W., Cichocki N., Clum A., Dockter R.B., Hainaut M., Kuo R.C.,
RA LaButti K., Lindahl B.D., Lindquist E.A., Lipzen A., Khouja H.R.,
RA Magnuson J., Murat C., Ohm R.A., Singer S.W., Spatafora J.W., Wang M.,
RA Veneault-Fourrey C., Henrissat B., Grigoriev I.V., Martin F.M., Perotto S.;
RT "Comparative genomics and transcriptomics depict ericoid mycorrhizal fungi
RT as versatile saprotrophs and plant mutualists.";
RL New Phytol. 217:1213-1229(2018).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 5'-end (N(2),N(7)-dimethyl 5'-triphosphoguanosine)-
CC ribonucleoside in mRNA + S-adenosyl-L-methionine = a 5'-end
CC (N(2),N(2),N(7)-trimethyl 5'-triphosphoguanosine)-(ribonucleoside) in
CC mRNA + H(+) + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:67624,
CC Rhea:RHEA-COMP:17171, Rhea:RHEA-COMP:17315, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:167623,
CC ChEBI:CHEBI:172880; Evidence={ECO:0000256|ARBA:ARBA00024488};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:67625;
CC Evidence={ECO:0000256|ARBA:ARBA00024488};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 5'-end (N(7)-methyl 5'-triphosphoguanosine)-ribonucleoside
CC in mRNA + S-adenosyl-L-methionine = a 5'-end (N(2),N(7)-dimethyl 5'-
CC triphosphoguanosine)-ribonucleoside in mRNA + H(+) + S-adenosyl-L-
CC homocysteine; Xref=Rhea:RHEA:67620, Rhea:RHEA-COMP:17167, Rhea:RHEA-
CC COMP:17315, ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:156461, ChEBI:CHEBI:172880;
CC Evidence={ECO:0000256|ARBA:ARBA00024618};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:67621;
CC Evidence={ECO:0000256|ARBA:ARBA00024618};
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily.
CC Trimethylguanosine synthase family. {ECO:0000256|ARBA:ARBA00025783}.
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DR EMBL; KZ679008; PSS23129.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2T3B8C0; -.
DR STRING; 857342.A0A2T3B8C0; -.
DR InParanoid; A0A2T3B8C0; -.
DR OrthoDB; 5473515at2759; -.
DR Proteomes; UP000241818; Unassembled WGS sequence.
DR GO; GO:0008168; F:methyltransferase activity; IEA:InterPro.
DR GO; GO:0009452; P:7-methylguanosine RNA capping; IEA:InterPro.
DR GO; GO:0001510; P:RNA methylation; IEA:InterPro.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR InterPro; IPR019012; RNA_cap_Gua-N2-MeTrfase.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR PANTHER; PTHR14741; S-ADENOSYLMETHIONINE-DEPENDENT METHYLTRANSFERASE RELATED; 1.
DR PANTHER; PTHR14741:SF32; TRIMETHYLGUANOSINE SYNTHASE; 1.
DR Pfam; PF09445; Methyltransf_15; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
PE 3: Inferred from homology;
KW Reference proteome {ECO:0000313|Proteomes:UP000241818}.
SQ SEQUENCE 236 AA; 26077 MW; 576879E96B08A339 CRC64;
MNLFPLTDEC HHYSHVSEVP WDIQKYWHQR NSIFSCYNKG IRMTDDAWFG VTPEPVAKKV
AEDLAAFADP SKTIVIDIFG GVGGNSIAFA LSGRWAQVIT IEKDPSVIAC AQHNAALYGV
RDQITWVNDD CFSYLSSNTW IDPSKTVIFG SPPWGGPGYT SDKIFSLNTM QPYSAKQIHD
ACRGMDSALY LPRTSDLRQI ARLAPKGKKV EVVQYCMEGA SKAMVAYIPA SPVATS
//
