ID Q31M15_SYNE7 Unreviewed; 156 AA.
AC Q31M15;
DT 06-DEC-2005, integrated into UniProtKB/TrEMBL.
DT 06-DEC-2005, sequence version 1.
DT 27-MAR-2024, entry version 90.
DE RecName: Full=Putative 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 {ECO:0000256|HAMAP-Rule:MF_01885};
GN OrderedLocusNames=Synpcc7942_1874 {ECO:0000313|EMBL:ABB57904.1};
OS Synechococcus elongatus (strain ATCC 33912 / PCC 7942 / FACHB-805)
OS (Anacystis nidulans R2).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Synechococcaceae;
OC Synechococcus.
OX NCBI_TaxID=1140 {ECO:0000313|EMBL:ABB57904.1, ECO:0000313|Proteomes:UP000889800};
RN [1] {ECO:0000313|Proteomes:UP000889800}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33912 / PCC 7942 / FACHB-805
RC {ECO:0000313|Proteomes:UP000889800};
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Pitluck S., Schmutz J., Larimer F., Land M.,
RA Kyrpides N., Lykidis A., Richardson P.;
RT "Complete sequence of chromosome 1 of Synechococcus elongatus PCC 7942.";
RL Submitted (AUG-2005) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Could methylate the ribose at the nucleotide 34 wobble
CC position in tRNA. {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 -!- 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}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01885}.
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DR EMBL; CP000100; ABB57904.1; -; Genomic_DNA.
DR RefSeq; WP_011244530.1; NZ_JACJTX010000001.1.
DR AlphaFoldDB; Q31M15; -.
DR STRING; 1140.Synpcc7942_1874; -.
DR PaxDb; 1140-Synpcc7942_1874; -.
DR GeneID; 76400602; -.
DR KEGG; syf:Synpcc7942_1874; -.
DR eggNOG; COG0219; Bacteria.
DR HOGENOM; CLU_110125_2_1_3; -.
DR OrthoDB; 9789043at2; -.
DR BioCyc; SYNEL:SYNPCC7942_1874-MONOMER; -.
DR Proteomes; UP000889800; Chromosome.
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|HAMAP-Rule:MF_01885,
KW ECO:0000313|EMBL:ABB57904.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000889800};
KW S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_01885,
KW ECO:0000256|PIRSR:PIRSR029256-1};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_01885};
KW tRNA processing {ECO:0000256|HAMAP-Rule:MF_01885}.
FT DOMAIN 4..142
FT /note="tRNA/rRNA methyltransferase SpoU type"
FT /evidence="ECO:0000259|Pfam:PF00588"
FT BINDING 102
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 122
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 156 AA; 17579 MW; 21775BB54783D297 CRC64;
MPQVVLYQPE IPPNTGNIAR TCAATDTPLH LIEPLGFELS DRYLKRAGLD YWPYVQLTTH
PDWSVFRQQQ QQQGGRLIAF TTKGELNYLD CDFQATDWLL FGRETSGLPE DVLASCDHRV
RIPTPQAGVR SLNLSVSVAI GLFEARRQVY FATNPA
//
