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Database: UniProt
Entry: L0IN67_THETR
LinkDB: L0IN67_THETR
Original site: L0IN67_THETR 
ID   L0IN67_THETR            Unreviewed;       383 AA.
AC   L0IN67;
DT   06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT   06-MAR-2013, sequence version 1.
DT   24-JAN-2024, entry version 58.
DE   RecName: Full=Probable tRNA sulfurtransferase {ECO:0000256|HAMAP-Rule:MF_00021};
DE            EC=2.8.1.4 {ECO:0000256|HAMAP-Rule:MF_00021};
DE   AltName: Full=Sulfur carrier protein ThiS sulfurtransferase {ECO:0000256|HAMAP-Rule:MF_00021};
DE   AltName: Full=Thiamine biosynthesis protein ThiI {ECO:0000256|HAMAP-Rule:MF_00021};
DE   AltName: Full=tRNA 4-thiouridine synthase {ECO:0000256|HAMAP-Rule:MF_00021};
GN   Name=thiI {ECO:0000256|HAMAP-Rule:MF_00021};
GN   ORFNames=Thethe_01790 {ECO:0000313|EMBL:AGB19407.1};
OS   Thermoanaerobacterium thermosaccharolyticum M0795.
OC   Bacteria; Bacillota; Clostridia; Thermoanaerobacterales;
OC   Thermoanaerobacteraceae; Thermoanaerobacterium.
OX   NCBI_TaxID=698948 {ECO:0000313|EMBL:AGB19407.1, ECO:0000313|Proteomes:UP000010845};
RN   [1] {ECO:0000313|EMBL:AGB19407.1, ECO:0000313|Proteomes:UP000010845}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=M0795 {ECO:0000313|EMBL:AGB19407.1,
RC   ECO:0000313|Proteomes:UP000010845};
RG   US DOE Joint Genome Institute;
RA   Lucas S., Han J., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA   Peters L., Teshima H., Detter J.C., Han C., Tapia R., Land M., Hauser L.,
RA   Kyrpides N., Ivanova N., Pagani I., Feinberg L., Folden J., Hogsett D.,
RA   Shaw J., Woyke T.;
RT   "Complete sequence of chromosome of Thermoanaerobacterium
RT   thermosaccharolyticum M0795.";
RL   Submitted (MAR-2012) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the ATP-dependent transfer of a sulfur to tRNA to
CC       produce 4-thiouridine in position 8 of tRNAs, which functions as a
CC       near-UV photosensor. Also catalyzes the transfer of sulfur to the
CC       sulfur carrier protein ThiS, forming ThiS-thiocarboxylate. This is a
CC       step in the synthesis of thiazole, in the thiamine biosynthesis
CC       pathway. The sulfur is donated as persulfide by IscS.
CC       {ECO:0000256|HAMAP-Rule:MF_00021}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=[ThiI sulfur-carrier protein]-S-sulfanyl-L-cysteine + a
CC         uridine in tRNA + ATP + H(+) + 2 reduced [2Fe-2S]-[ferredoxin] =
CC         [ThiI sulfur-carrier protein]-L-cysteine + a 4-thiouridine in tRNA +
CC         AMP + diphosphate + 2 oxidized [2Fe-2S]-[ferredoxin];
CC         Xref=Rhea:RHEA:24176, Rhea:RHEA-COMP:10000, Rhea:RHEA-COMP:10001,
CC         Rhea:RHEA-COMP:13337, Rhea:RHEA-COMP:13338, Rhea:RHEA-COMP:13339,
CC         Rhea:RHEA-COMP:13340, ChEBI:CHEBI:15378, ChEBI:CHEBI:29950,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:33019, ChEBI:CHEBI:33737,
CC         ChEBI:CHEBI:33738, ChEBI:CHEBI:61963, ChEBI:CHEBI:65315,
CC         ChEBI:CHEBI:136798, ChEBI:CHEBI:456215; EC=2.8.1.4;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_00021};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=[sulfur-carrier protein ThiS]-C-terminal Gly-Gly-AMP + AH2 +
CC         S-sulfanyl-L-cysteinyl-[cysteine desulfurase] = [sulfur-carrier
CC         protein ThiS]-C-terminal Gly-NH-CH2-C(O)SH + A + AMP + H(+) + L-
CC         cysteinyl-[cysteine desulfurase]; Xref=Rhea:RHEA:43340, Rhea:RHEA-
CC         COMP:12157, Rhea:RHEA-COMP:12158, Rhea:RHEA-COMP:12908, Rhea:RHEA-
CC         COMP:12910, ChEBI:CHEBI:13193, ChEBI:CHEBI:15378, ChEBI:CHEBI:17499,
CC         ChEBI:CHEBI:29950, ChEBI:CHEBI:61963, ChEBI:CHEBI:90618,
CC         ChEBI:CHEBI:90619, ChEBI:CHEBI:456215; Evidence={ECO:0000256|HAMAP-
CC         Rule:MF_00021};
CC   -!- PATHWAY: Cofactor biosynthesis; thiamine diphosphate biosynthesis.
CC       {ECO:0000256|HAMAP-Rule:MF_00021}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC       ECO:0000256|HAMAP-Rule:MF_00021}.
CC   -!- SIMILARITY: Belongs to the ThiI family. {ECO:0000256|HAMAP-
CC       Rule:MF_00021}.
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DR   EMBL; CP003066; AGB19407.1; -; Genomic_DNA.
DR   RefSeq; WP_015311925.1; NC_019970.1.
DR   AlphaFoldDB; L0IN67; -.
DR   KEGG; tto:Thethe_01790; -.
DR   PATRIC; fig|698948.3.peg.1789; -.
DR   HOGENOM; CLU_037952_4_0_9; -.
DR   UniPathway; UPA00060; -.
DR   Proteomes; UP000010845; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004810; F:CCA tRNA nucleotidyltransferase activity; IEA:InterPro.
DR   GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0140741; F:tRNA-uracil-4 sulfurtransferase activity; IEA:UniProtKB-EC.
DR   GO; GO:0009228; P:thiamine biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0009229; P:thiamine diphosphate biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0034227; P:tRNA thio-modification; IEA:UniProtKB-UniRule.
DR   CDD; cd01712; ThiI; 1.
DR   CDD; cd11716; THUMP_ThiI; 1.
DR   Gene3D; 3.30.2130.30; -; 1.
DR   Gene3D; 3.40.50.620; HUPs; 1.
DR   HAMAP; MF_00021; ThiI; 1.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   InterPro; IPR020536; ThiI_AANH.
DR   InterPro; IPR004114; THUMP_dom.
DR   InterPro; IPR003720; tRNA_STrfase.
DR   NCBIfam; TIGR00342; tRNA 4-thiouridine(8) synthase ThiI; 1.
DR   PANTHER; PTHR43209; TRNA SULFURTRANSFERASE; 1.
DR   PANTHER; PTHR43209:SF1; TRNA SULFURTRANSFERASE; 1.
DR   Pfam; PF02568; ThiI; 1.
DR   Pfam; PF02926; THUMP; 1.
DR   SMART; SM00981; THUMP; 1.
DR   SUPFAM; SSF52402; Adenine nucleotide alpha hydrolases-like; 1.
DR   SUPFAM; SSF143437; THUMP domain-like; 1.
DR   PROSITE; PS51165; THUMP; 1.
PE   3: Inferred from homology;
KW   ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW   Rule:MF_00021};
KW   Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00021};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW   Rule:MF_00021};
KW   RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW   Rule:MF_00021};
KW   Thiamine biosynthesis {ECO:0000256|ARBA:ARBA00022977, ECO:0000256|HAMAP-
KW   Rule:MF_00021};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_00021};
KW   tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW   Rule:MF_00021}.
FT   DOMAIN          57..161
FT                   /note="THUMP"
FT                   /evidence="ECO:0000259|PROSITE:PS51165"
FT   BINDING         177..178
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT   BINDING         202..203
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT   BINDING         259
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT   BINDING         281
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT   BINDING         290
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
SQ   SEQUENCE   383 AA;  43285 MW;  4B70DD2840900414 CRC64;
     MDIILIKYGE LALKGDNRAF FENKLVKNIK EALKGYDGIK VEKTHGRIYV EFDGNVNEVI
     DKLKKVFGIV GMTVAKKVDL DLDAIYNAAI ELMRSYSGKS FKVETRRPNK SFPYESMEIS
     RMVGGKILQN VEDVHVDVHN PDIVLNIEIR EKAYLYSGIT DGIGGMPLGT NGRAVVLLSG
     GIDSPVAAWM MMKRGVEIEA VYFHSPPYTQ ERAKDKVIDL CKKLSEYGQD IYLHVVNFTD
     FQLAIYDKCP PKMTTIIMRR MMMRVAENIA NKYGAKALIT GESLGQVASQ TIESLYCTNE
     VTHMPVFRPL IGMDKSEIVE ISQKIGTYDI SIRPYEDCCT IFVPKHPIIK PDLEEVIDGE
     KNIDYEKFID SLVIDQIKIK QDS
//
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