ID M5DTG2_9GAMM Unreviewed; 684 AA.
AC M5DTG2;
DT 29-MAY-2013, integrated into UniProtKB/TrEMBL.
DT 29-MAY-2013, sequence version 1.
DT 27-MAR-2024, entry version 61.
DE RecName: Full=tRNA 5-methylaminomethyl-2-thiouridine biosynthesis bifunctional protein MnmC {ECO:0000256|HAMAP-Rule:MF_01102};
DE Short=tRNA mnm(5)s(2)U biosynthesis bifunctional protein {ECO:0000256|HAMAP-Rule:MF_01102};
DE Includes:
DE RecName: Full=tRNA (mnm(5)s(2)U34)-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01102};
DE EC=2.1.1.61 {ECO:0000256|HAMAP-Rule:MF_01102};
DE Includes:
DE RecName: Full=FAD-dependent cmnm(5)s(2)U34 oxidoreductase {ECO:0000256|HAMAP-Rule:MF_01102};
DE EC=1.5.-.- {ECO:0000256|HAMAP-Rule:MF_01102};
GN Name=mnmC {ECO:0000256|HAMAP-Rule:MF_01102};
GN ORFNames=TOL_2310 {ECO:0000313|EMBL:CCU72712.1};
OS Thalassolituus oleivorans MIL-1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Thalassolituus.
OX NCBI_TaxID=1298593 {ECO:0000313|EMBL:CCU72712.1, ECO:0000313|Proteomes:UP000011866};
RN [1] {ECO:0000313|EMBL:CCU72712.1, ECO:0000313|Proteomes:UP000011866}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MIL-1 {ECO:0000313|EMBL:CCU72712.1,
RC ECO:0000313|Proteomes:UP000011866};
RX PubMed=23599290; DOI=10.1128/genomeA.00141-13;
RA Golyshin P.N., Werner J., Chernikova T.N., Tran H., Ferrer M.,
RA Yakimov M.M., Teeling H., Golyshina O.V.;
RT "Genome Sequence of Thalassolituus oleivorans MIL-1 (DSM 14913T).";
RL Genome Announc. 1:1-3(2013).
CC -!- FUNCTION: Catalyzes the last two steps in the biosynthesis of 5-
CC methylaminomethyl-2-thiouridine (mnm(5)s(2)U) at the wobble position
CC (U34) in tRNA. Catalyzes the FAD-dependent demodification of
CC cmnm(5)s(2)U34 to nm(5)s(2)U34, followed by the transfer of a methyl
CC group from S-adenosyl-L-methionine to nm(5)s(2)U34, to form
CC mnm(5)s(2)U34. {ECO:0000256|HAMAP-Rule:MF_01102}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-aminomethyl-2-thiouridine(34) in tRNA + S-adenosyl-L-
CC methionine = 5-methylaminomethyl-2-thiouridine(34) in tRNA + H(+) +
CC S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:19569, Rhea:RHEA-
CC COMP:10195, Rhea:RHEA-COMP:10197, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:74454,
CC ChEBI:CHEBI:74455; EC=2.1.1.61; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01102};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01102};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01102}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the DAO family.
CC {ECO:0000256|HAMAP-Rule:MF_01102}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the methyltransferase
CC superfamily. tRNA (mnm(5)s(2)U34)-methyltransferase family.
CC {ECO:0000256|HAMAP-Rule:MF_01102}.
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DR EMBL; HF680312; CCU72712.1; -; Genomic_DNA.
DR RefSeq; WP_015487430.1; NC_020888.1.
DR AlphaFoldDB; M5DTG2; -.
DR STRING; 187493.CN03_06720; -.
DR KEGG; tol:TOL_2310; -.
DR PATRIC; fig|1298593.3.peg.2217; -.
DR eggNOG; COG0665; Bacteria.
DR eggNOG; COG4121; Bacteria.
DR HOGENOM; CLU_022427_1_0_6; -.
DR Proteomes; UP000011866; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016645; F:oxidoreductase activity, acting on the CH-NH group of donors; IEA:InterPro.
DR GO; GO:0004808; F:tRNA (5-methylaminomethyl-2-thiouridylate)(34)-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0002097; P:tRNA wobble base modification; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.9.10; D-Amino Acid Oxidase, subunit A, domain 2; 1.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_01102; MnmC; 1.
DR InterPro; IPR006076; FAD-dep_OxRdtase.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR008471; MnmC-like_methylTransf.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR023032; tRNA_MAMT_biosynth_bifunc_MnmC.
DR InterPro; IPR047785; tRNA_MNMC2.
DR InterPro; IPR017610; tRNA_S-uridine_synth_MnmC_C.
DR NCBIfam; TIGR03197; MnmC_Cterm; 1.
DR NCBIfam; NF033855; tRNA_MNMC2; 1.
DR PANTHER; PTHR13847; SARCOSINE DEHYDROGENASE-RELATED; 1.
DR PANTHER; PTHR13847:SF283; TRNA 5-METHYLAMINOMETHYL-2-THIOURIDINE BIOSYNTHESIS BIFUNCTIONAL PROTEIN MNMC; 1.
DR Pfam; PF01266; DAO; 1.
DR Pfam; PF05430; Methyltransf_30; 1.
DR SUPFAM; SSF54373; FAD-linked reductases, C-terminal domain; 1.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01102};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|HAMAP-Rule:MF_01102};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630, ECO:0000256|HAMAP-
KW Rule:MF_01102};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_01102};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW Rule:MF_01102};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW Rule:MF_01102}; Reference proteome {ECO:0000313|Proteomes:UP000011866};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_01102};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01102};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_01102}.
FT DOMAIN 136..262
FT /note="MnmC-like methyltransferase"
FT /evidence="ECO:0000259|Pfam:PF05430"
FT DOMAIN 292..647
FT /note="FAD dependent oxidoreductase"
FT /evidence="ECO:0000259|Pfam:PF01266"
FT REGION 1..264
FT /note="tRNA (mnm(5)s(2)U34)-methyltransferase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01102"
FT REGION 295..684
FT /note="FAD-dependent cmnm(5)s(2)U34 oxidoreductase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01102"
SQ SEQUENCE 684 AA; 75797 MW; A8A821C5D003A6CB CRC64;
MSEENQISEI CQAFEASVST ANLALKWSEA GLPVSTQFND PYFSLKNGLA ETDYVFIQHN
QLRERWATWQ GPFCVIETGF GTGLNFLATW RAFQQSNKQR SQQESAEEND LWLHFTSIEK
YPLSKEQLAQ ALALWPELAD LTQALLEQYP HLTSGFHHLR WPEQRISLTL IFADVHDALK
ELTGPVHAWY LDGFSPAKNP EMWTDELYER MRHLSRNPQP GKEASVATFT AASQVRRGLQ
GAGFKVHNPE GFGGKRHMLA GIYHAQCGPE QPPYFQQEPW LIAPNPRGNR EVTIIGAGLA
GCHSARSLAE AGFKVTLIDA LGIAQCASGN PQGGLYVKLA ADDKATHTDF YLEAYELALR
SVKAQLGDGD EHNRGWQSCG VMQLASSEKE AARQAQFIAI RQPPSALIEV RDNGLFYPQA
GWVAPARLCE ALVRHPNIRF EQAELTGLTP TDRDDALWQL SFASGEQRSA STVVIATAWQ
AKELLTDAYL PVKNIRGQLT YLDATSAPAM PHVLCANSYM APPLSGQLCL GATYNLNDPS
TELRDSDHQT NLDHLKEFGD EWQSMATHNK IVGGRVGFRC TTPDYLPMVG PLADTRPFAK
AFKQLSKNTK QIPQVEAPLI PGLFVNIGHG SRGLVSAPLC AEILTDLITG RSSCVSRTIL
EAVLPVRFLV RDIARRKVPN DHYD
//