ID G4QHT0_GLANF Unreviewed; 703 AA.
AC G4QHT0;
DT 14-DEC-2011, integrated into UniProtKB/TrEMBL.
DT 14-DEC-2011, sequence version 1.
DT 27-MAR-2024, entry version 67.
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 OrderedLocusNames=GNIT_2204 {ECO:0000313|EMBL:AEP30307.1};
OS Glaciecola nitratireducens (strain JCM 12485 / KCTC 12276 / FR1064).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Alteromonadaceae; Glaciecola.
OX NCBI_TaxID=1085623 {ECO:0000313|EMBL:AEP30307.1, ECO:0000313|Proteomes:UP000009282};
RN [1] {ECO:0000313|EMBL:AEP30307.1, ECO:0000313|Proteomes:UP000009282}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 12485 / KCTC 12276 / FR1064
RC {ECO:0000313|Proteomes:UP000009282};
RX PubMed=22123761; DOI=10.1128/JB.06296-11;
RA Bian F., Qin Q.L., Xie B.B., Shu Y.L., Zhang X.Y., Yu Y., Chen B.,
RA Chen X.L., Zhou B.C., Zhang Y.Z.;
RT "Complete genome sequence of seawater bacterium Glaciecola nitratireducens
RT FR1064T.";
RL J. Bacteriol. 193:7006-7007(2011).
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; CP003060; AEP30307.1; -; Genomic_DNA.
DR RefSeq; WP_014109180.1; NC_016041.1.
DR AlphaFoldDB; G4QHT0; -.
DR STRING; 1085623.GNIT_2204; -.
DR KEGG; gni:GNIT_2204; -.
DR eggNOG; COG0665; Bacteria.
DR eggNOG; COG4121; Bacteria.
DR HOGENOM; CLU_022427_2_1_6; -.
DR OrthoDB; 9786494at2; -.
DR Proteomes; UP000009282; 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; 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:UP000009282};
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 117..240
FT /note="MnmC-like methyltransferase"
FT /evidence="ECO:0000259|Pfam:PF05430"
FT DOMAIN 273..667
FT /note="FAD dependent oxidoreductase"
FT /evidence="ECO:0000259|Pfam:PF01266"
FT REGION 1..242
FT /note="tRNA (mnm(5)s(2)U34)-methyltransferase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01102"
FT REGION 277..703
FT /note="FAD-dependent cmnm(5)s(2)U34 oxidoreductase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01102"
SQ SEQUENCE 703 AA; 77895 MW; 011F7CCDC38A7215 CRC64;
MKISNASINF NESGTPVASA FDDVYFSNES GIHETQFVFI DSNHLNERWL KTTQSSFHIG
ETGFGTGLNF LVAAQQFMSF RKNNPTSPLN QLYFFSTEKF PLTALDLRKA LTLWPELSIL
SDALIKQYPM ALPGLHRIHL FDNQVILDLW LGDATEGFSH AHAHNEGRID AWFLDGFAPS
KNDSMWQPAL FNQIKRLSKN HATFATFTAA GAVKRGLRDA GFTVDKQKGF GKKREMLIGN
LTLTEDEKIS PRQAPINHRH TSISMPHTST KQHVAIVGGG IAAAICALKL IRAGKKVSLY
CADDKLAQGA SGNEQGGFYP QLNAEAGIAS QIHAHSFLYA RQFYEQLLSE GHFFEHQWCG
VLQLCFNENV TSRYQNMMRN QTWPQALVEW LEPEQASTIA NIQIPTPGLH LPLGGWLSPP
SLVEACINAA GGDDLSIYVS HRLQNIVTAE NKTQLIFTCA KNSAINPASE NIKTEADVVV
LACGAESHLL QDLDLPFRMT RGQVERIPSN SSISPLSTVL CHKGYMTPAH QNHHAMGSTY
VKNDLNTEYR ESEAELNLNM HQQALDGASW SHDLVLNKSL NESNSNHAAV DNDPRGRAAI
RCSLPDHLPV VGAFPLVETQ KVELNELYKA KADNYYPTPS VQPNVYLLTG LGSRGLTTAP
LMAEILVSQL CSAPLPLDKR LLNALNTNRF LIRDLIRRHN LVT
//