ID   TRMFO_PSELT             Reviewed;         441 AA.
AC   A8F516;
DT   02-SEP-2008, integrated into UniProtKB/Swiss-Prot.
DT   13-NOV-2007, sequence version 1.
DT   03-AUG-2022, entry version 84.
DE   RecName: Full=Methylenetetrahydrofolate--tRNA-(uracil-5-)-methyltransferase TrmFO {ECO:0000255|HAMAP-Rule:MF_01037};
DE            EC=2.1.1.74 {ECO:0000255|HAMAP-Rule:MF_01037};
DE   AltName: Full=Folate-dependent tRNA (uracil-5-)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01037};
DE   AltName: Full=Folate-dependent tRNA(M-5-U54)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01037};
GN   Name=trmFO {ECO:0000255|HAMAP-Rule:MF_01037}; OrderedLocusNames=Tlet_0684;
OS   Pseudothermotoga lettingae (strain ATCC BAA-301 / DSM 14385 / NBRC 107922 /
OS   TMO) (Thermotoga lettingae).
OC   Bacteria; Thermotogae; Thermotogales; Thermotogaceae; Pseudothermotoga.
OX   NCBI_TaxID=416591;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-301 / DSM 14385 / NBRC 107922 / TMO;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA   Tice H., Pitluck S., Foster B., Bruce D., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Mikhailova N., Nelson K., Gogarten J.P., Noll K.,
RA   Richardson P.;
RT   "Complete sequence of Thermotoga lettingae TMO.";
RL   Submitted (AUG-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the folate-dependent formation of 5-methyl-uridine
CC       at position 54 (M-5-U54) in all tRNAs. {ECO:0000255|HAMAP-
CC       Rule:MF_01037}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + H(+) + NADH +
CC         uridine(54) in tRNA = (6S)-5,6,7,8-tetrahydrofolate + 5-
CC         methyluridine(54) in tRNA + NAD(+); Xref=Rhea:RHEA:16873, Rhea:RHEA-
CC         COMP:10167, Rhea:RHEA-COMP:10193, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:15636, ChEBI:CHEBI:57453, ChEBI:CHEBI:57540,
CC         ChEBI:CHEBI:57945, ChEBI:CHEBI:65315, ChEBI:CHEBI:74447; EC=2.1.1.74;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01037};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + H(+) + NADPH +
CC         uridine(54) in tRNA = (6S)-5,6,7,8-tetrahydrofolate + 5-
CC         methyluridine(54) in tRNA + NADP(+); Xref=Rhea:RHEA:62372, Rhea:RHEA-
CC         COMP:10167, Rhea:RHEA-COMP:10193, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:15636, ChEBI:CHEBI:57453, ChEBI:CHEBI:57783,
CC         ChEBI:CHEBI:58349, ChEBI:CHEBI:65315, ChEBI:CHEBI:74447; EC=2.1.1.74;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01037};
CC   -!- COFACTOR:
CC       Name=FAD; Xref=ChEBI:CHEBI:57692;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01037};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01037}.
CC   -!- SIMILARITY: Belongs to the MnmG family. TrmFO subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01037}.
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DR   EMBL; CP000812; ABV33250.1; -; Genomic_DNA.
DR   RefSeq; WP_012002731.1; NC_009828.1.
DR   AlphaFoldDB; A8F516; -.
DR   SMR; A8F516; -.
DR   STRING; 416591.Tlet_0684; -.
DR   EnsemblBacteria; ABV33250; ABV33250; Tlet_0684.
DR   KEGG; tle:Tlet_0684; -.
DR   eggNOG; COG1206; Bacteria.
DR   HOGENOM; CLU_033057_1_0_0; -.
DR   OMA; MHRNTFL; -.
DR   OrthoDB; 516534at2; -.
DR   Proteomes; UP000002016; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0030698; F:5,10-methylenetetrahydrofolate-dependent tRNA (m5U54) methyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0047151; F:methylenetetrahydrofolate-tRNA-(uracil-5-)-methyltransferase (FADH2-oxidizing) activity; IEA:UniProtKB-EC.
DR   Gene3D; 3.50.50.60; -; 2.
DR   HAMAP; MF_01037; TrmFO; 1.
DR   InterPro; IPR036188; FAD/NAD-bd_sf.
DR   InterPro; IPR002218; MnmG-rel.
DR   InterPro; IPR040131; MnmG_N.
DR   InterPro; IPR004417; TrmFO.
DR   PANTHER; PTHR11806; PTHR11806; 1.
DR   PANTHER; PTHR11806:SF2; PTHR11806:SF2; 1.
DR   Pfam; PF01134; GIDA; 1.
DR   SUPFAM; SSF51905; SSF51905; 1.
DR   TIGRFAMs; TIGR00137; gid_trmFO; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; FAD; Flavoprotein; Methyltransferase; NAD; NADP;
KW   Reference proteome; Transferase; tRNA processing.
FT   CHAIN           1..441
FT                   /note="Methylenetetrahydrofolate--tRNA-(uracil-5-)-
FT                   methyltransferase TrmFO"
FT                   /id="PRO_0000346416"
FT   BINDING         7..12
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01037"
SQ   SEQUENCE   441 AA;  49964 MW;  215FDB4C23A3E7D9 CRC64;
     MKVHVVGAGL SGSEIAYQLA IRGLKVILHE MRPSKMTPVH KTSYFAELVC SNSLKSDSIK
     NASGLLKREL ELFGSLILRV ARNCAVPAGK ALAVDREEFS KQVTHVIRES GIDIVIEELR
     YIPDSKEDIW IIATGPATSD SFASWLREKV GHNMYFFDAV SPIITADSID YSVVFRADRY
     GIGNQDYLNC PMNEYEYDRF YEALINAEVL PVKDFEKDLL FERCKPIEDI AKSGKRSLLF
     GPMKPTGIID PRTGKQPFAV VQLRKENLDE TLYNIVGFQT RLKWGEQRKI IRLIPGLEKA
     EIVRYGVMHK NIYINSRKVL DPFMRLKNDR KIFFAGQITG VEGYLESVAS GLYVALNVYR
     ISKNQEPLEL PKSTMTGCLL NYILKGTDTT LQPMYANYGL MGPANKNREE VAKTALRDLE
     NFLNYSQWKE GGIRENTVKG F