Structure of PDB 4hsh Chain A

Receptor sequence
>4hshA (length=365) Species: 264203 (Zymomonas mobilis subsp. mobilis ZM4 = ATCC 31821) [Search protein sequence]
RPRFSFSIAAREGKARTGTIEMKRGVIRTPAFMPVGTAATVKALKPETVR
ATGADIILGNTYHLMLRPGAERIAKLGGLHSFMGWDRPILTDSGGFQVMS
TKQSEEGVTFKSHRHMLSPERSIEIQHLLGSDIVMAFDECTPYPATPSRA
ASSMERSMRWAKRSRDAFDSRKEQAENAALFGIQQGSVFENLRQQSADAL
AEIGFDGYAVGGLAGGEGQDEMFRVLDFSVPMLPDDKPHYLMGVGKPDDI
VGAVERGIDMFDCVLPTRSGRNGQAFTWDGPINIRNARFSEDLKPLDSEC
HCAVCQKWSRAYIHHLIRAGEILGAMLMTEHNIAFYQQLMQKIRDSISEG
RFSQFAQDFRARYFA
3D structure
PDB4hsh Investigation of Specificity Determinants in Bacterial tRNA-Guanine Transglycosylase Reveals Queuine, the Substrate of Its Eucaryotic Counterpart, as Inhibitor.
ChainA
Resolution1.56 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 D262 C300 C302 C305 H331
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 C300 C302 C305 H331
BS02 QEI A F106 D156 G229 G230 M260 F96 D138 G211 G212 M242
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:4hsh, PDBe:4hsh, PDBj:4hsh
PDBsum4hsh
PubMed23704982
UniProtP28720|TGT_ZYMMO Queuine tRNA-ribosyltransferase (Gene Name=tgt)

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