ID R1GXL4_9GAMM Unreviewed; 482 AA.
AC R1GXL4;
DT 26-JUN-2013, integrated into UniProtKB/TrEMBL.
DT 26-JUN-2013, sequence version 1.
DT 27-MAR-2024, entry version 59.
DE RecName: Full=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=D515_00216 {ECO:0000313|EMBL:EOD80799.1};
OS Grimontia indica.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Grimontia.
OX NCBI_TaxID=1056512 {ECO:0000313|EMBL:EOD80799.1, ECO:0000313|Proteomes:UP000011223};
RN [1] {ECO:0000313|EMBL:EOD80799.1, ECO:0000313|Proteomes:UP000011223}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AK16 {ECO:0000313|EMBL:EOD80799.1,
RC ECO:0000313|Proteomes:UP000011223};
RX PubMed=24465608;
RA Singh A., Vaidya B., Khatri I., Srinivas T.N., Subramanian S., Korpole S.,
RA Pinnaka A.K.;
RT "Grimontia indica AK16(T), sp. nov., Isolated from a Seawater Sample
RT Reports the Presence of Pathogenic Genes Similar to Vibrio Genus.";
RL PLoS ONE 9:E85590-E85590(2014).
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}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00021}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EOD80799.1}.
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DR EMBL; ANFM02000010; EOD80799.1; -; Genomic_DNA.
DR RefSeq; WP_002537015.1; NZ_ANFM02000010.1.
DR AlphaFoldDB; R1GXL4; -.
DR eggNOG; COG0301; Bacteria.
DR eggNOG; COG0607; Bacteria.
DR UniPathway; UPA00060; -.
DR Proteomes; UP000011223; Unassembled WGS sequence.
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:0052837; P:thiazole biosynthetic process; IEA:InterPro.
DR GO; GO:0034227; P:tRNA thio-modification; IEA:UniProtKB-UniRule.
DR CDD; cd00158; RHOD; 1.
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 Gene3D; 3.40.250.10; Rhodanese-like domain; 1.
DR HAMAP; MF_00021; ThiI; 1.
DR InterPro; IPR001763; Rhodanese-like_dom.
DR InterPro; IPR036873; Rhodanese-like_dom_sf.
DR InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR InterPro; IPR026340; Thiazole_biosynth_dom.
DR InterPro; IPR020536; ThiI_AANH.
DR InterPro; IPR004114; THUMP_dom.
DR InterPro; IPR003720; tRNA_STrfase.
DR NCBIfam; TIGR04271; ThiI_C_thiazole; 1.
DR NCBIfam; TIGR00342; tRNA uracil 4-sulfurtransferase ThiI; 1.
DR PANTHER; PTHR43209; TRNA SULFURTRANSFERASE; 1.
DR PANTHER; PTHR43209:SF1; TRNA SULFURTRANSFERASE; 1.
DR Pfam; PF00581; Rhodanese; 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; SSF52821; Rhodanese/Cell cycle control phosphatase; 1.
DR SUPFAM; SSF143437; THUMP domain-like; 1.
DR PROSITE; PS50206; RHODANESE_3; 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 Disulfide bond {ECO:0000256|ARBA:ARBA00023157, ECO:0000256|HAMAP-
KW Rule:MF_00021};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00021};
KW Redox-active center {ECO:0000256|ARBA:ARBA00023284, 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 61..165
FT /note="THUMP"
FT /evidence="ECO:0000259|PROSITE:PS51165"
FT DOMAIN 404..480
FT /note="Rhodanese"
FT /evidence="ECO:0000259|PROSITE:PS50206"
FT ACT_SITE 456
FT /note="Cysteine persulfide intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT BINDING 183..184
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT BINDING 265
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT BINDING 287
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT BINDING 296
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
FT DISULFID 344..456
FT /note="Redox-active"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00021"
SQ SEQUENCE 482 AA; 54223 MW; 5C021A5A269CD380 CRC64;
MKFIVKIHPE VMVKSESVRK RFTKILETNI RNILKRKSDA MPVFNRRDHI EVSLKDAAER
DIALSVLTNT PGIHHVLEVE QTPFTDLHNI YEIVSATVSH QLEGKSFCVR AKRRGNHDFT
SIDVERYVGG GLNQDVESAR VQLKKPDIVV HLEVDKENVN VVRERFKGLG GFPLGTQEDV
LSLISGGFDS GVSSYLHIKR GSKVHYCFFN LGGAAHEIGV QQTAHYLWEK FGSSAKVKFV
SIDFEPVVAE ILEKVDDGQM GVVLKRMFIR AASMVAEKYG IQALVTGEAL GQVSSQTLTN
LRMIDNVSDT LILRPLINWD KEDIINLARD IGTEDFAKTM PEYCGVISRK PTIKAEKAKL
EAEEANFDFS ILDKVVYDAR IIDIRDIGKQ SKEKAPDVEL VDEIANGAVV LDIRSPEEED
EKPLEIDGAE VVHIPFFRLA TKFGDLDQSK TYLLYCDRGV MSRLQALYLQ ENGYANVKVY
RP
//