Structure of PDB 5ztb Chain A Binding Site BS01

Receptor Information
>5ztb Chain A (length=307) Species: 262724 (Thermus thermophilus HB27) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VCKVCGQKAQVEMRSRGLALCREHYLDWFVKETERAIRRHRMLLPGERVL
VAVSGGKDSLALWDVLSRLGYQAVGLHIELGIGEYSKRSLEVTQAFARER
GLELLVVDLKEAYGFGVPELARLSGRVACSACGLSKRYIINQVAVEEGFR
VVATGHNLDDEAAVLFGNLLNPLSRQGPVLPEKPGLAARVKPFYRFSERE
VLSYTLLRGIRYLHEECPNAKGAKSLLYKEALNLVERSMPGAKLRFLDGF
LEKIRPRLALRECERCGYPTTGAVCAFCRMWDAVYRRAKKRKLLPEEVSF
RPRVKPL
Ligand information
Ligand IDSF4
InChIInChI=1S/4Fe.4S
InChIKeyLJBDFODJNLIPKO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7[S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
CACTVS 3.385S1[Fe]S[Fe]1.S2[Fe]S[Fe]2
FormulaFe4 S4
NameIRON/SULFUR CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain5ztb Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5ztb The [4Fe-4S] cluster of sulfurtransferase TtuA desulfurizes TtuB during tRNA modification in Thermus thermophilus.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		I83 C130 C133 C222 N224
Binding residue
(residue number reindexed from 1)		I82 C129 C132 C217 N219
Annotation score1
Enzymatic activity
Enzyme Commision number 2.8.1.15: tRNA-5-methyluridine(54) 2-sulfurtransferase.
Gene Ontology
Molecular Function
GO:0000049 tRNA binding
GO:0005524 ATP binding
GO:0016740 transferase activity
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0002098 tRNA wobble uridine modification
GO:0002143 tRNA wobble position uridine thiolation
GO:0008033 tRNA processing
GO:0034227 tRNA thio-modification
Cellular Component
GO:0002144 cytosolic tRNA wobble base thiouridylase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5ztb, PDBe:5ztb, PDBj:5ztb
PDBsum5ztb
PubMed32265486
UniProtQ72LF3|TTUA_THET2 tRNA-5-methyluridine(54) 2-sulfurtransferase (Gene Name=ttuA)

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