Structure of PDB 2qxf Chain A Binding Site BS01

Receptor Information
>2qxf Chain A (length=433) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QQSTFLFHDYETFGTHPALDRPAQFAAIRTDSEFNVIGEPEVFYCKPADD
YLPQPGAVLITGITPQEARAKGENEAAFAARIHSLFTVPKTCILGYNNVR
FDDEVTRNIFYRNFYDPYAWSWQHDNSRWDLLDVMRACYALRPEGINWPE
NDDGLPSFRLEHLTKANGIEHSDAMADVYATIAMAKLVKTRQPRLFDYLF
THRNKHKLMALIDVPQMKPLVHVSGMFGAWRGNTSWVAPLAWHPENRNAV
IMVDLAGDISPLLELDAVPVKLVHINKCPVLAQANTLRPEDADRLGINRQ
HCLDNLKILRENPQVREKVDNVDAQLYNGFFSDADRAAMKIVLETEPRNL
PALDITFVDKRIEKLLFNYRARNFPGTLDYAEQQRWLEHRRQVFTPEFLQ
GYADELQMLVQQYADDKEKVALLKALWQYADEI
Ligand information
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain2qxf Chain A Residue 2000 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2qxf Structure of Escherichia coli exonuclease I in complex with thymidine 5'-monophosphate.
Resolution1.5 Å
Binding residue
(original residue number in PDB)		E17 D186
Binding residue
(residue number reindexed from 1)		E11 D177
Annotation score4
Enzymatic activity
Enzyme Commision number 3.1.11.1: exodeoxyribonuclease I.
Gene Ontology
Molecular Function
GO:0000175 3'-5'-RNA exonuclease activity
GO:0000287 magnesium ion binding
GO:0003676 nucleic acid binding
GO:0003677 DNA binding
GO:0003697 single-stranded DNA binding
GO:0004527 exonuclease activity
GO:0004529 DNA exonuclease activity
GO:0005515 protein binding
GO:0008310 single-stranded DNA 3'-5' DNA exonuclease activity
GO:0046872 metal ion binding
GO:0051575 5'-deoxyribose-5-phosphate lyase activity
Biological Process
GO:0006259 DNA metabolic process
GO:0006274 DNA replication termination
GO:0006281 DNA repair
GO:0006308 DNA catabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:2qxf, PDBe:2qxf, PDBj:2qxf
PDBsum2qxf
PubMed18219121
UniProtP04995|EX1_ECOLI Exodeoxyribonuclease I (Gene Name=sbcB)

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