Structure of PDB 3zdb Chain A

Receptor sequence
>3zdbA (length=246) Species: 562 (Escherichia coli) [Search protein sequence]
AVHLLIVDALNLIRRIHAVQGSPCVETCQHALDQLIMHSQPTHAVAVFDD
SSGWRHQRLPDYKAGRPPMPEELHDEMPALRAAFEQRGVPCWSTSGNEAD
DLAATLAVKVTQAGHQATIVSTDKGYCQLLSPTLRIRDYFQKRWLDAPFI
DKEFGVQPQQLPDYWGLAGISSSKVPGVAGIGPKSATQLLVEFQSLEGIY
ENLDAVAEKWRKKLETHKEMAFLCRDIARLQTDLHIDGNLQQLRLV
3D structure
PDB3zdb The Structure of E. Coli Exoix - Implications for DNA Binding and Catalysis in Flap Endonucleases
ChainA
Resolution1.47 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.1.-.-
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 dna A G184 I185 G186 P187 K188 S189 G180 I181 G182 P183 K184 S185
BS02 K A L171 A172 G173 P180 G181 V182 A183 I185 G186 L167 A168 G169 P176 G177 V178 A179 I181 G182
BS03 MG A A172 I185 A168 I181
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003677 DNA binding
GO:0003824 catalytic activity
GO:0004519 endonuclease activity
GO:0008409 5'-3' exonuclease activity
GO:0016788 hydrolase activity, acting on ester bonds
GO:0017108 5'-flap endonuclease activity
GO:0030955 potassium ion binding
GO:0046872 metal ion binding
GO:0048256 flap endonuclease activity
Biological Process
GO:0033567 DNA replication, Okazaki fragment processing

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Molecular Function
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Biological Process
External links
PDB RCSB:3zdb, PDBe:3zdb, PDBj:3zdb
PDBsum3zdb
PubMed23821668
UniProtQ8X6R9|XNI_ECO57 Flap endonuclease Xni (Gene Name=xni)

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