Structure of PDB 5mkq Chain B

Receptor sequence
>5mkqB (length=303) Species: 70601 (Pyrococcus horikoshii OT3) [Search protein sequence]
SMKCKFCSREAYIKIHYPKMYLCEEHFKEYFERKVSRTIERYKLLTKDER
ILVAVSGGKDSAVTAYVLKKLGYNIECLHINLGISGYSEKSEEYAKKQCK
LIGAPLHIVRIKEILGYGIGEVKTRRPPCSYCGLTKRYIMNKFAYDNGFD
AIATGHNLDDEASFLLNNILHWNTEYLAKGGPILPQQGKFIKKVKPLYEV
TEREVVAYALAVGLEYIVEECPYATTLDMKGVLNELEEKRPGTKFNFVRG
YLKKKKLFEPEIKIKECKICRMPSSGDICAFCKFWGLKKEINFKVSSTDE
EPF
3D structure
PDB5mkq Nonredox thiolation in tRNA occurring via sulfur activation by a [4Fe-4S] cluster.
ChainB
Resolution2.79 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.8.1.-
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 ZN B C3 C22 H25 C4 C23 H26
BS02 ZN B C272 C275 C284 C287 C267 C270 C279 C282
BS03 SF4 B C128 C131 K135 C220 C129 C132 K136 C221
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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Cellular Component
External links
PDB RCSB:5mkq, PDBe:5mkq, PDBj:5mkq
PDBsum5mkq
PubMed28655838
UniProtO58038|TTUA_PYRHO tRNA-5-methyluridine(54) 2-sulfurtransferase (Gene Name=ttuA)

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