Structure of PDB 4q4s Chain A

Receptor sequence
>4q4sA (length=366) Species: 264203 (Zymomonas mobilis subsp. mobilis ZM4 = ATCC 31821) [Search protein sequence]
RPRFSFSIAAREGKARTGTIEMKRGVIRTPAFMPVGTAATVKALKPETVR
ATGADIILGNTYHLMLRPGAERIAKLGGLHSFMGWDRPILTDSGGYQVMS
LLTKQSEEGVTFKSRHMLSPERSIEIQHLLGSDIVMAFDECTPYPATPSR
AASSMERSMRWAKRSRDAFDSRKEQAENAALFGIQQGSVFENLRQQSADA
LAEIGFDGYAVGGLAVGEGQDEMFRVLDFSVPMLPDDKPHYLMGVGKPDD
IVGAVERGIDMFDCVLPTRSGRNGQAFTWDGPINIRNARFSEDLKPLDSE
CHCAVCQKWSRAYIHHLIRAGEILGAMLMTEHNIAFYQQLMQKIRDSISE
GRFSQFAQDFRARYFA
3D structure
PDB4q4s Beyond Affinity: Enthalpy-Entropy Factorization Unravels Complexity of a Flat Structure-Activity Relationship for Inhibition of a tRNA-Modifying Enzyme.
ChainA
Resolution1.249 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D102 D280 C318 C320 C323 H349
Catalytic site (residue number reindexed from 1) D92 D263 C301 C303 C306 H332
Enzyme Commision number 2.4.2.29: tRNA-guanosine(34) preQ1 transglycosylase.
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 A C318 C320 C323 H349 C301 C303 C306 H332
BS02 S98 A D102 Y106 D156 C158 G229 L231 A232 M260 G261 D92 Y96 D139 C141 G212 L214 A215 M243 G244 MOAD: Kd=111.6nM
PDBbind-CN: -logKd/Ki=6.95,Kd=111.6nM
BindingDB: Ki=3.5nM
Gene Ontology
Molecular Function
GO:0008479 tRNA-guanosine(34) queuine transglycosylase activity
GO:0016757 glycosyltransferase activity
GO:0016763 pentosyltransferase activity
GO:0046872 metal ion binding
Biological Process
GO:0002099 tRNA wobble guanine modification
GO:0006400 tRNA modification
GO:0008033 tRNA processing
GO:0008616 queuosine biosynthetic process
GO:0101030 tRNA-guanine transglycosylation
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4q4s, PDBe:4q4s, PDBj:4q4s
PDBsum4q4s
PubMed24960372
UniProtP28720|TGT_ZYMMO Queuine tRNA-ribosyltransferase (Gene Name=tgt)

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