Structure of PDB 3d4d Chain B

Receptor sequence
>3d4dB (length=129) Species: 1280 (Staphylococcus aureus) [Search protein sequence]
LHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPEFNEKYGPEASAFT
KKMVENAKKIEVEFDKGQRTDKYGRGLAEIYADGKMVNEALVRQGLAKVA
YVYKGNNTHEQLLRKAEAQAKKEKLNIWS
3D structure
PDB3d4d Crystal structure of Staphylococcal nuclease variant Delta+PHS Y91E at cryogenic temperature.
ChainB
Resolution2.1 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) D15 R29 D34 T35 E37 R75
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 B D21 D40 T41 D15 D34 T35
BS02 THP B R35 K84 Y85 R87 L89 Y113 Y115 R29 K72 Y73 R75 L77 Y101 Y103
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0004518 nuclease activity

View graph for
Molecular Function
External links
PDB RCSB:3d4d, PDBe:3d4d, PDBj:3d4d
PDBsum3d4d
PubMed
UniProtP00644|NUC_STAAU Thermonuclease (Gene Name=nuc)

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