Structure of PDB 2sns Chain A

Receptor sequence
>2snsA (length=141) Species: 1280 (Staphylococcus aureus) [Search protein sequence]
ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPETKHPKKG
VEKYGPEASAFTKKMVENAKKIEVEFNKGQRTDKYGRGLAYIYADGKMVN
EALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWS
3D structure
PDB2sns Staphylococcal nuclease: proposed mechanism of action based on structure of enzyme-thymidine 3',5'-bisphosphate-calcium ion complex at 1.5-A resolution.
ChainA
Resolution1.5 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D21 R35 D40 T41 E43 R87
Catalytic site (residue number reindexed from 1) D21 R35 D40 T41 E43 R87
Enzyme Commision number 3.1.31.1: micrococcal nuclease.
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 CA A D21 D40 T41 D21 D40 T41
BS02 THP A R35 D83 R87 L89 Y113 Y115 R35 D83 R87 L89 Y113 Y115
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0004518 nuclease activity

View graph for
Molecular Function
External links
PDB RCSB:2sns, PDBe:2sns, PDBj:2sns
PDBsum2sns
PubMed
UniProtP00644|NUC_STAAU Thermonuclease (Gene Name=nuc)

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