Structure of PDB 3erq Chain A Binding Site BS02

Receptor Information
>3erq Chain A (length=129) Species: 1280 (Staphylococcus aureus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LHKEPATLIKAIDGDTVKKMYKGQPMTFRLLLVDTPEFNEKYGPEASAFT
KKMVENAKKIEVEFDKGQRTDKYGRGLAYIYADGKMVNEALVRQGLAKVA
YVYKGNNTHEQLLRKAEAQAKKEKLNIWS
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain3erq Chain A Residue 151 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB3erq Structural consequences of the ionization of lysine residues at 25 internal positions in a protein.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		D21 D40 T41 E43
Binding residue
(residue number reindexed from 1)		D15 D34 T35 E37
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D21 R35 D40 T41 E43 R87
Catalytic site (residue number reindexed from 1) D15 R29 D34 T35 E37 R75
Enzyme Commision number 3.1.31.1: micrococcal nuclease.
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0004518 nuclease activity

View graph for
Molecular Function
External links
PDB RCSB:3erq, PDBe:3erq, PDBj:3erq
PDBsum3erq
PubMed
UniProtP00644|NUC_STAAU Thermonuclease (Gene Name=nuc)

[Back to BioLiP]