Sodium in PDB 1yik: Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam

All present enzymatic activity of Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam:
3.2.1.17;

The structure of Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam, PDB code: 1yik was solved by T.M.Hunter, I.W.Mcnae, X.Liang, J.Bella, S.Parsons, M.D.Walkinshaw, P.J.Sadler, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	55.00 / 1.75
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	77.906, 77.906, 37.762, 90.00, 90.00, 90.00
R / Rfree (%)	17.6 / 23.3

The structure of Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam also contains other interesting chemical elements:

Copper	(Cu)	2 atoms
Chlorine	(Cl)	2 atoms

The binding sites of Sodium atom in the Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam (pdb code 1yik). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam, PDB code: 1yik:

Sodium binding site 1 out of 1 in the Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Structure of Hen Egg White Lysozyme Soaked with Cu-Cyclam within 5.0Å range: probe atom residue distance (Å) B Occ A:Na504 b:22.5 occ:1.00 O A:HOH527 2.2 14.8 1.0 O A:SER60 2.3 18.2 1.0 O A:CYS64 2.4 13.1 1.0 OG A:SER72 2.4 25.5 1.0 O A:HOH528 2.5 18.5 1.0 O A:ARG73 2.5 19.8 1.0 CB A:SER72 3.2 26.9 1.0 C A:SER60 3.4 16.4 1.0 C A:CYS64 3.5 12.9 1.0 C A:ARG73 3.6 20.1 1.0 CA A:ASN65 3.8 14.0 1.0 CA A:SER60 4.0 15.8 1.0 N A:ARG73 4.0 24.1 1.0 N A:ASN65 4.1 13.2 1.0 C A:SER72 4.2 25.9 1.0 CB A:SER60 4.2 16.3 1.0 CA A:SER72 4.3 26.4 1.0 CA A:ARG73 4.4 21.9 1.0 CB A:THR69 4.4 17.0 1.0 N A:ASP66 4.4 13.6 1.0 CL A:CL503 4.5 33.0 1.0 N A:ASN74 4.5 17.0 1.0 N A:ARG61 4.5 17.9 1.0 N A:CYS64 4.5 13.4 1.0 ND2 A:ASN65 4.6 19.1 1.0 C A:ARG61 4.6 18.9 1.0 CA A:CYS64 4.6 13.4 1.0 O A:ARG61 4.6 19.2 1.0 CB A:ASN65 4.7 14.8 1.0 C A:ASN65 4.7 13.9 1.0 CA A:ASN74 4.7 15.7 1.0 O A:SER72 4.8 26.4 1.0 CA A:ARG61 4.8 19.6 1.0 O A:THR69 4.8 19.3 1.0 CB A:ASN74 4.9 16.0 1.0 CG2 A:THR69 4.9 19.1 1.0 N A:TRP62 4.9 17.4 1.0 O A:HOH663 5.0 41.5 1.0 OG1 A:THR69 5.0 14.5 1.0

T.M.Hunter, I.W.Mcnae, X.Liang, J.Bella, S.Parsons, M.D.Walkinshaw, P.J.Sadler. Protein Recognition of Macrocycles: Binding of Anti-Hiv Metallocyclams to Lysozyme Proc.Natl.Acad.Sci.Usa V. 102 2288 2005.
ISSN: ISSN 0027-8424
PubMed: 15701702
DOI: 10.1073/PNAS.0407595102