ID E3R3T9_9LACO Unreviewed; 375 AA.
AC E3R3T9;
DT 11-JAN-2011, integrated into UniProtKB/TrEMBL.
DT 11-JAN-2011, sequence version 1.
DT 24-JAN-2024, entry version 50.
DE RecName: Full=tRNA-specific 2-thiouridylase MnmA {ECO:0000256|HAMAP-Rule:MF_00144};
DE EC=2.8.1.13 {ECO:0000256|HAMAP-Rule:MF_00144};
GN Name=mnmA {ECO:0000256|HAMAP-Rule:MF_00144};
GN Synonyms=trmU {ECO:0000313|EMBL:EFQ44388.1};
GN ORFNames=LBKG_00961 {ECO:0000313|EMBL:EFQ44388.1};
OS Lactobacillus crispatus CTV-05.
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Lactobacillaceae;
OC Lactobacillus.
OX NCBI_TaxID=440496 {ECO:0000313|EMBL:EFQ44388.1, ECO:0000313|Proteomes:UP000005124};
RN [1] {ECO:0000313|EMBL:EFQ44388.1, ECO:0000313|Proteomes:UP000005124}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CTV-05 {ECO:0000313|EMBL:EFQ44388.1,
RC ECO:0000313|Proteomes:UP000005124};
RG The Broad Institute Genome Sequencing Platform;
RG The Broad Institute Genome Sequencing Center for Infectious Disease.;
RA Ward D., Xu Q., Earl A., Liu Y., Feldgarden M., Gevers D., Young S.K.,
RA Zeng Q., Koehrsen M., Alvarado L., Berlin A., Borenstein D., Chapman S.B.,
RA Chen Z., Engels R., Freedman E., Gellesch M., Goldberg J., Griggs A.,
RA Gujja S., Heilman E.R., Heiman D., Howarth C., Jen D., Larson L., Mehta T.,
RA Neiman D., Park D., Pearson M., Richards J., Roberts A., Saif S., Shea T.,
RA Shenoy N., Sisk P., Stolte C., Sykes S., Walk T., White J., Yandava C.,
RA Haas B., Nusbaum C., Birren B.;
RT "The Genome Sequence of Lactobacillus crispatus strain CTV-05.";
RL Submitted (APR-2010) to the EMBL/GenBank/DDBJ databases.
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:0000256|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;
CC Evidence={ECO:0000256|ARBA:ARBA00001042, ECO:0000256|HAMAP-
CC Rule:MF_00144};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00144}.
CC -!- SIMILARITY: Belongs to the MnmA/TRMU family. {ECO:0000256|HAMAP-
CC Rule:MF_00144}.
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DR EMBL; GL531738; EFQ44388.1; -; Genomic_DNA.
DR RefSeq; WP_005718862.1; NZ_GL531738.1.
DR AlphaFoldDB; E3R3T9; -.
DR HOGENOM; CLU_035188_1_0_9; -.
DR Proteomes; UP000005124; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0008168; F:methyltransferase activity; 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:0032259; P:methylation; 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 {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00144}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00144};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157, ECO:0000256|HAMAP-
KW Rule:MF_00144}; Methyltransferase {ECO:0000313|EMBL:EFQ44388.1};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00144};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_00144};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00144};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00144};
KW tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW Rule:MF_00144}.
FT DOMAIN 209..273
FT /note="tRNA-specific 2-thiouridylase MnmA-like central"
FT /evidence="ECO:0000259|Pfam:PF20259"
FT DOMAIN 286..362
FT /note="tRNA-specific 2-thiouridylase MnmA-like C-terminal"
FT /evidence="ECO:0000259|Pfam:PF20258"
FT REGION 98..100
FT /note="Interaction with target base in tRNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT REGION 150..152
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT REGION 312..313
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT ACT_SITE 103
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT ACT_SITE 200
FT /note="Cysteine persulfide intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT BINDING 12..19
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT BINDING 38
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT BINDING 127
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT SITE 128
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT SITE 346
FT /note="Interaction with tRNA"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
FT DISULFID 103..200
FT /note="Alternate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00144"
SQ SEQUENCE 375 AA; 42031 MW; 7F8855E24B96EA5D CRC64;
MVDNSKTRVV VGMSGGVDSS VSALLLKQQG YDVVGVFMKN WDDTDDSGVC TATEDYEDVK
KVADKIGIPY YSINFEKEYW HRVFEYFLDE YKKGRTPNPD VMCNSQIKFK SFLEFAMDLD
ADYIAMGHYA KTVKDTNGVT HMMRPKDGNK DQTYFLSQLS QEQISKVIFP LANLTKPQVR
EIALANGLAT AKKKDSTGIC FIGERNFRKF LSEFLPAKSG KMVTPDGKVV GEHAGLMYYT
IGQRQGLGLG STKESTDPWF VVGKDLKKNE LIVEQGYDSP LLYASRLNAS DMSFFTGKPD
HDFEMHCTAK FRYRQCDIGV TVKYHAADNT ADVYFDEPAR AVTPGQALVL YKGEECLGGG
NIDAAYQEEK QLQLV
//
