ID Q2YM51_BRUA2 Unreviewed; 159 AA.
AC Q2YM51;
DT 07-FEB-2006, integrated into UniProtKB/TrEMBL.
DT 07-FEB-2006, sequence version 1.
DT 27-MAR-2024, entry version 88.
DE RecName: Full=tRNA (cytidine(34)-2'-O)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01885};
DE EC=2.1.1.207 {ECO:0000256|HAMAP-Rule:MF_01885};
DE AltName: Full=tRNA (cytidine/uridine-2'-O-)-methyltransferase TrmL {ECO:0000256|HAMAP-Rule:MF_01885};
GN Name=trmL {ECO:0000256|HAMAP-Rule:MF_01885};
GN OrderedLocusNames=BAB1_1562 {ECO:0000313|EMBL:CAJ11518.1};
OS Brucella abortus (strain 2308).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Brucellaceae; Brucella/Ochrobactrum group; Brucella.
OX NCBI_TaxID=359391 {ECO:0000313|EMBL:CAJ11518.1, ECO:0000313|Proteomes:UP000002719};
RN [1] {ECO:0000313|EMBL:CAJ11518.1, ECO:0000313|Proteomes:UP000002719}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=2308 {ECO:0000313|EMBL:CAJ11518.1,
RC ECO:0000313|Proteomes:UP000002719};
RX PubMed=16299333; DOI=10.1128/IAI.73.12.8353-8361.2005;
RG Microbial Genomics Group;
RG Lawrence Livermore National Laboratory;
RG and the Genome Analysis Group;
RG Oak Ridge National Laboratory;
RA Chain P., Comerci D.J., Tolmasky M.E., Larimer F.W., Malfatti S.,
RA Vergez L.M., Aguero F., Land M.L., Ugalde R.A., Garcia E.;
RT "Whole-genome analyses of speciation events in pathogenic Brucellae.";
RL Infect. Immun. 73:8353-8361(2005).
CC -!- FUNCTION: Methylates the ribose at the nucleotide 34 wobble position in
CC the two leucyl isoacceptors tRNA(Leu)(CmAA) and tRNA(Leu)(cmnm5UmAA).
CC Catalyzes the methyl transfer from S-adenosyl-L-methionine to the 2'-OH
CC of the wobble nucleotide. {ECO:0000256|HAMAP-Rule:MF_01885}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-carboxymethylaminomethyluridine(34) in tRNA(Leu) + S-
CC adenosyl-L-methionine = 5-carboxymethylaminomethyl-2'-O-
CC methyluridine(34) in tRNA(Leu) + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:43088, Rhea:RHEA-COMP:10333, Rhea:RHEA-COMP:10334,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74508, ChEBI:CHEBI:74511; EC=2.1.1.207;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01885};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=cytidine(34) in tRNA + S-adenosyl-L-methionine = 2'-O-
CC methylcytidine(34) in tRNA + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:43084, Rhea:RHEA-COMP:10331, Rhea:RHEA-COMP:10332,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74495, ChEBI:CHEBI:82748; EC=2.1.1.207;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01885};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01885}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01885}.
CC -!- SIMILARITY: Belongs to the class IV-like SAM-binding methyltransferase
CC superfamily. RNA methyltransferase TrmH family. TrmL subfamily.
CC {ECO:0000256|HAMAP-Rule:MF_01885}.
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DR EMBL; AM040264; CAJ11518.1; -; Genomic_DNA.
DR RefSeq; WP_002964651.1; NZ_KN046823.1.
DR AlphaFoldDB; Q2YM51; -.
DR STRING; 359391.BAB1_1562; -.
DR GeneID; 55591186; -.
DR KEGG; bmf:BAB1_1562; -.
DR PATRIC; fig|359391.11.peg.1013; -.
DR HOGENOM; CLU_110125_2_0_5; -.
DR PhylomeDB; Q2YM51; -.
DR Proteomes; UP000002719; Chromosome I.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003723; F:RNA binding; IEA:InterPro.
DR GO; GO:0141102; F:tRNA (5-carboxymethylaminomethyluridine(34)-2'-O)-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0141098; F:tRNA (cytidine(34)-2'-O)-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0030488; P:tRNA methylation; IEA:UniProtKB-UniRule.
DR CDD; cd18094; SpoU-like_TrmL; 1.
DR Gene3D; 3.40.1280.10; -; 1.
DR HAMAP; MF_01885; tRNA_methyltr_TrmL; 1.
DR InterPro; IPR029028; Alpha/beta_knot_MTases.
DR InterPro; IPR001537; SpoU_MeTrfase.
DR InterPro; IPR016914; TrmL.
DR InterPro; IPR029026; tRNA_m1G_MTases_N.
DR PANTHER; PTHR42971; TRNA (CYTIDINE(34)-2'-O)-METHYLTRANSFERASE; 1.
DR PANTHER; PTHR42971:SF1; TRNA (CYTIDINE(34)-2'-O)-METHYLTRANSFERASE; 1.
DR Pfam; PF00588; SpoU_methylase; 1.
DR PIRSF; PIRSF029256; SpoU_TrmH_prd; 1.
DR SUPFAM; SSF75217; alpha/beta knot; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01885};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_01885}; Reference proteome {ECO:0000313|Proteomes:UP000002719};
KW S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_01885,
KW ECO:0000256|PIRSR:PIRSR029256-1};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01885}; tRNA processing {ECO:0000256|HAMAP-Rule:MF_01885}.
FT DOMAIN 3..141
FT /note="tRNA/rRNA methyltransferase SpoU type"
FT /evidence="ECO:0000259|Pfam:PF00588"
FT BINDING 81
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01885,
FT ECO:0000256|PIRSR:PIRSR029256-1"
FT BINDING 103
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01885,
FT ECO:0000256|PIRSR:PIRSR029256-1"
FT BINDING 123
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01885,
FT ECO:0000256|PIRSR:PIRSR029256-1"
FT BINDING 131
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01885,
FT ECO:0000256|PIRSR:PIRSR029256-1"
SQ SEQUENCE 159 AA; 17640 MW; A22FAE0C2D452DC6 CRC64;
MELRVALYQP DIPGNTGTIL RMAACLGFAV DLIEPAGFDI SDRALKRAGM DYLEQAALTR
HPDWNRFDAW RKNAGRRLVL LSTKAAIPYT GYQFQENDIL LFGRESAGVP EAIHDNADER
LLIPMVRSAR SLNLAVSVAM TTGEALRQIR SKIDSHSGK
//