TRM56_METS5
ID TRM56_METS5 Reviewed; 174 AA.
AC A4YJ14;
DT 03-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 29-MAY-2007, sequence version 1.
DT 03-AUG-2022, entry version 72.
DE RecName: Full=tRNA (cytidine(56)-2'-O)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00077};
DE EC=2.1.1.206 {ECO:0000255|HAMAP-Rule:MF_00077};
DE AltName: Full=tRNA ribose 2'-O-methyltransferase aTrm56 {ECO:0000255|HAMAP-Rule:MF_00077};
GN OrderedLocusNames=Msed_2278;
OS Metallosphaera sedula (strain ATCC 51363 / DSM 5348 / JCM 9185 / NBRC 15509
OS / TH2).
OC Archaea; Crenarchaeota; Thermoprotei; Sulfolobales; Sulfolobaceae;
OC Metallosphaera.
OX NCBI_TaxID=399549;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51363 / DSM 5348 / JCM 9185 / NBRC 15509 / TH2;
RX PubMed=18083856; DOI=10.1128/aem.02019-07;
RA Auernik K.S., Maezato Y., Blum P.H., Kelly R.M.;
RT "The genome sequence of the metal-mobilizing, extremely thermoacidophilic
RT archaeon Metallosphaera sedula provides insights into bioleaching-
RT associated metabolism.";
RL Appl. Environ. Microbiol. 74:682-692(2008).
CC -!- FUNCTION: Specifically catalyzes the AdoMet-dependent 2'-O-ribose
CC methylation of cytidine at position 56 in tRNAs. {ECO:0000255|HAMAP-
CC Rule:MF_00077}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=cytidine(56) in tRNA + S-adenosyl-L-methionine = 2'-O-
CC methylcytidine(56) in tRNA + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42968, Rhea:RHEA-COMP:10308, Rhea:RHEA-COMP:10309,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74495, ChEBI:CHEBI:82748; EC=2.1.1.206;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00077};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00077}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00077}.
CC -!- SIMILARITY: Belongs to the aTrm56 family. {ECO:0000255|HAMAP-
CC Rule:MF_00077}.
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DR EMBL; CP000682; ABP96416.1; -; Genomic_DNA.
DR AlphaFoldDB; A4YJ14; -.
DR SMR; A4YJ14; -.
DR STRING; 399549.Msed_2278; -.
DR EnsemblBacteria; ABP96416; ABP96416; Msed_2278.
DR KEGG; mse:Msed_2278; -.
DR eggNOG; arCOG01857; Archaea.
DR HOGENOM; CLU_123709_0_0_2; -.
DR OMA; VVHLTMY; -.
DR Proteomes; UP000000242; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0008175; F:tRNA methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0002128; P:tRNA nucleoside ribose methylation; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.1280.10; -; 1.
DR HAMAP; MF_00077; tRNA_methyltr_aTrm56; 1.
DR InterPro; IPR029028; Alpha/beta_knot_MTases.
DR InterPro; IPR029026; tRNA_m1G_MTases_N.
DR InterPro; IPR002845; tRNA_mtfrase_aTrm56.
DR PANTHER; PTHR42197; PTHR42197; 1.
DR Pfam; PF01994; Trm56; 1.
DR PIRSF; PIRSF016123; UCP016123; 1.
DR SUPFAM; SSF75217; SSF75217; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; Reference proteome; S-adenosyl-L-methionine;
KW Transferase; tRNA processing.
FT CHAIN 1..174
FT /note="tRNA (cytidine(56)-2'-O)-methyltransferase"
FT /id="PRO_0000365303"
FT BINDING 80
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00077"
FT BINDING 105..109
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00077"
FT BINDING 123..130
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00077"
SQ SEQUENCE 174 AA; 19773 MW; FBCDB89CA3EF4338 CRC64;
MLRLGHRPQR DKRVTTHVAL VARAFGAKGI YIHGNDQKLA KKIEDVINVW GGKYFRIEMI
SNPKKLVNDW KATGGKVVHL TMYGINLPHV QEKLKELDKI LVIVGAEKVE GWYYHMADFN
VAISNQPHSE VASLALFLDR VYKGEELNIM FGDSKISVIP MERGKKVVRN DGQH