Structure of PDB 7xm0 Chain B Binding Site BS03

Receptor Information
>7xm0 Chain B (length=254) Species: 1280 (Staphylococcus aureus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SIEDIVFEKFQPYINWSIDKLCEHFSINKGEKGLNYRIASAILNLKGKTT
KSKPFPEVEEFEKSSIVVKTVHFNKKNVNKESMSFGAFKFEELANEEWED
SEGYPSAQWRNFLLETRFLFFVVKEDEDGVDIFKGIKFFSMPEEDINGPV
KRMWDDTVKKLKEGVTLEAVPDKSTKDGWRIKNNFVDKSDDLICHVRPHT
NNRDYRGGSNADKLPKKINWINRPDSDDYSDEWMTKQSFWINNDYIKKQV
EDLL
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 chain7xm0 Chain B Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7xm0 The Self-Activation Mechanism of Type IIE Restriction Endonuclease Sau3AI
Resolution2.6 Å
Binding residue
(original residue number in PDB)		N418 F420 D422
Binding residue
(residue number reindexed from 1)		N183 F185 D187
Annotation score4
Enzymatic activity
Enzyme Commision number 3.1.21.4: type II site-specific deoxyribonuclease.
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0004519 endonuclease activity

View graph for
Molecular Function
External links
PDB RCSB:7xm0, PDBe:7xm0, PDBj:7xm0
PDBsum7xm0
PubMed
UniProtP16667|T2S3_STAAU Type II restriction enzyme Sau3AI (Gene Name=sau3AIR)

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