ID A0A397Y009_BRACM Unreviewed; 136 AA.
AC A0A397Y009;
DT 05-DEC-2018, integrated into UniProtKB/TrEMBL.
DT 05-DEC-2018, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE RecName: Full=Trimethylguanosine synthase {ECO:0000256|ARBA:ARBA00018517};
GN ORFNames=BRARA_I02800 {ECO:0000313|EMBL:RID46118.1};
OS Brassica campestris (Field mustard).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; malvids; Brassicales; Brassicaceae; Brassiceae; Brassica.
OX NCBI_TaxID=3711 {ECO:0000313|EMBL:RID46118.1, ECO:0000313|Proteomes:UP000264353};
RN [1] {ECO:0000313|EMBL:RID46118.1, ECO:0000313|Proteomes:UP000264353}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. B-3 {ECO:0000313|Proteomes:UP000264353};
RA Bowman J., Kohchi T., Yamato K., Jenkins J., Shu S., Ishizaki K.,
RA Yamaoka S., Nishihama R., Nakamura Y., Berger F., Adam C., Aki S.,
RA Althoff F., Araki T., Arteaga-Vazquez M., Balasubrmanian S., Bauer D.,
RA Boehm C., Briginshaw L., Caballero-Perez J., Catarino B., Chen F.,
RA Chiyoda S., Chovatia M., Davies K., Delmans M., Demura T., Dierschke T.,
RA Dolan L., Dorantes-Acosta A., Eklund D., Florent S., Flores-Sandoval E.,
RA Fujiyama A., Fukuzawa H., Galik B., Grimanelli D., Grimwood J.,
RA Grossniklaus U., Hamada T., Haseloff J., Hetherington A., Higo A.,
RA Hirakawa Y., Hundley H., Ikeda Y., Inoue K., Inoue S., Ishida S., Jia Q.,
RA Kakita M., Kanazawa T., Kawai Y., Kawashima T., Kennedy M., Kinose K.,
RA Kinoshita T., Kohara Y., Koide E., Komatsu K., Kopischke S., Kubo M.,
RA Kyozuka J., Lagercrantz U., Lin S., Lindquist E., Lipzen A., Lu C.,
RA Luna E., Martienssen R., Minamino N., Mizutani M., Mizutani M.,
RA Mochizuki N., Monte I., Mosher R., Nagasaki H., Nakagami H., Naramoto S.,
RA Nishitani K., Ohtani M., Okamoto T., Okumura M., Phillips J., Pollak B.,
RA Reinders A., Roevekamp M., Sano R., Sawa S., Schmid M., Shirakawa M.,
RA Solano R., Spunde A., Suetsugu N., Sugano S., Sugiyama A., Sun R.,
RA Suzuki Y., Takenaka M., Takezawa D., Tomogane H., Tsuzuki M., Ueda T.,
RA Umeda M., Ward J., Watanabe Y., Yazaki K., Yokoyama R., Yoshitake Y.,
RA Yotsui I., Zachgo S., Schmutz J.;
RT "WGS assembly of Brassica rapa FPsc.";
RL Submitted (JUN-2018) to the EMBL/GenBank/DDBJ databases.
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}.
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; CM010636; RID46118.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A397Y009; -.
DR Proteomes; UP000264353; Chromosome a9.
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 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:SF41; TRIMETHYLGUANOSINE SYNTHASE; 1.
DR Pfam; PF09445; Methyltransf_15; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
PE 3: Inferred from homology;
SQ SEQUENCE 136 AA; 15206 MW; 79BCFDF7B758BA17 CRC64;
MVASCFLVIN RCSSVVAIDI DHVKVELAMN NAMVYGVDDR VDFIIGDFVQ LAPSLKVICF
FLSLYILFLA PPWGGPMYKL FQIAQSIMPN IIMFLQRNVG LSQLEELAWL SSPPLNLEAK
ENCVGDKLKA IKAYFS
//
