ID MNMA_PSEE4 Reviewed; 374 AA.
AC Q1IBE4;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 13-JUN-2006, sequence version 1.
DT 27-MAR-2024, entry version 100.
DE RecName: Full=tRNA-specific 2-thiouridylase MnmA {ECO:0000255|HAMAP-Rule:MF_00144};
DE EC=2.8.1.13 {ECO:0000255|HAMAP-Rule:MF_00144};
GN Name=mnmA {ECO:0000255|HAMAP-Rule:MF_00144}; Synonyms=trmU;
GN OrderedLocusNames=PSEEN2200;
OS Pseudomonas entomophila (strain L48).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=384676;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=L48;
RX PubMed=16699499; DOI=10.1038/nbt1212;
RA Vodovar N., Vallenet D., Cruveiller S., Rouy Z., Barbe V., Acosta C.,
RA Cattolico L., Jubin C., Lajus A., Segurens B., Vacherie B., Wincker P.,
RA Weissenbach J., Lemaitre B., Medigue C., Boccard F.;
RT "Complete genome sequence of the entomopathogenic and metabolically
RT versatile soil bacterium Pseudomonas entomophila.";
RL Nat. Biotechnol. 24:673-679(2006).
CC -!- FUNCTION: Catalyzes the 2-thiolation of uridine at the wobble position
CC (U34) of tRNA, leading to the formation of s(2)U34. {ECO:0000255|HAMAP-
CC Rule:MF_00144}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=AH2 + ATP + S-sulfanyl-L-cysteinyl-[protein] + uridine(34) in
CC tRNA = 2-thiouridine(34) in tRNA + A + AMP + diphosphate + H(+) + L-
CC cysteinyl-[protein]; Xref=Rhea:RHEA:47032, Rhea:RHEA-COMP:10131,
CC Rhea:RHEA-COMP:11726, Rhea:RHEA-COMP:11727, Rhea:RHEA-COMP:11728,
CC ChEBI:CHEBI:13193, ChEBI:CHEBI:15378, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:29950, ChEBI:CHEBI:30616, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:61963, ChEBI:CHEBI:65315, ChEBI:CHEBI:87170,
CC ChEBI:CHEBI:456215; EC=2.8.1.13; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00144};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00144}.
CC -!- SIMILARITY: Belongs to the MnmA/TRMU family. {ECO:0000255|HAMAP-
CC Rule:MF_00144}.
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DR EMBL; CT573326; CAK15021.1; -; Genomic_DNA.
DR RefSeq; WP_011533424.1; NC_008027.1.
DR AlphaFoldDB; Q1IBE4; -.
DR SMR; Q1IBE4; -.
DR STRING; 384676.PSEEN2200; -.
DR GeneID; 32805399; -.
DR KEGG; pen:PSEEN2200; -.
DR eggNOG; COG0482; Bacteria.
DR HOGENOM; CLU_035188_1_0_6; -.
DR OrthoDB; 9800696at2; -.
DR Proteomes; UP000000658; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0016783; F:sulfurtransferase activity; IEA:InterPro.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-KW.
DR GO; GO:0006400; P:tRNA modification; IEA:UniProtKB-UniRule.
DR CDD; cd01998; tRNA_Me_trans; 1.
DR Gene3D; 2.30.30.280; Adenine nucleotide alpha hydrolases-like domains; 1.
DR Gene3D; 3.40.50.620; HUPs; 1.
DR Gene3D; 2.40.30.10; Translation factors; 1.
DR HAMAP; MF_00144; tRNA_thiouridyl_MnmA; 1.
DR InterPro; IPR046885; MnmA-like_C.
DR InterPro; IPR046884; MnmA-like_central.
DR InterPro; IPR023382; MnmA-like_central_sf.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR004506; tRNA-specific_2-thiouridylase.
DR NCBIfam; TIGR00420; trmU; 1.
DR PANTHER; PTHR11933:SF5; MITOCHONDRIAL TRNA-SPECIFIC 2-THIOURIDYLASE 1; 1.
DR PANTHER; PTHR11933; TRNA 5-METHYLAMINOMETHYL-2-THIOURIDYLATE -METHYLTRANSFERASE; 1.
DR Pfam; PF03054; tRNA_Me_trans; 1.
DR Pfam; PF20258; tRNA_Me_trans_C; 1.
DR Pfam; PF20259; tRNA_Me_trans_M; 1.
DR SUPFAM; SSF52402; Adenine nucleotide alpha hydrolases-like; 1.
PE 3: Inferred from homology;
KW ATP-binding; Cytoplasm; Disulfide bond; Nucleotide-binding; RNA-binding;
KW Transferase; tRNA processing; tRNA-binding.
FT CHAIN 1..374
FT /note="tRNA-specific 2-thiouridylase MnmA"
FT /id="PRO_1000009553"
FT REGION 103..105
FT /note="Interaction with target base in tRNA"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT REGION 154..156
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT REGION 316..317
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT ACT_SITE 108
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT ACT_SITE 204
FT /note="Cysteine persulfide intermediate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT BINDING 17..24
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT BINDING 43
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT BINDING 132
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT SITE 133
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT SITE 348
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
FT DISULFID 108..204
FT /note="Alternate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00144"
SQ SEQUENCE 374 AA; 41766 MW; 88108CCD91E92035 CRC64;
MTSPALKDPA KTRVIVGMSG GVDSSVSALL LMEQGYQVEG LFMKNWEEDD GTEYCTARED
LADAQAVCDR IGIKLHTANF AAEYWDNVFE HFLEEYKAGR TPNPDILCNR EIKFKAFLDY
ALSLGADLIA TGHYVRRRDT GELTELLKGL DPNKDQSYFL HAVGGKEIAR TLFPVGELEK
PEVRAIAEKH GLATAKKKDS TGICFIGERR FSDFLKQYLP AQPGEIQTTE GEVIGRHHGL
MYHTIGQRQG LGIGGLKDAG DEPWYVLHKD LARNVLVVGQ GNEHPWLFSR ALLASEIFWV
NPIDLSSPRR LTAKVRYRQG DQQCTLERTE NGYRAMFDEP QRAVTPGQSV VFYDGEVCLG
GGVIETAEPW SPRQ
//
