Sodium in PDB 2h9k: Structure of Hen Egg White Lysozyme Soaked with Ni-Cyclam

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

The structure of Structure of Hen Egg White Lysozyme Soaked with Ni-Cyclam, PDB code: 2h9k was solved by I.W.Mcnae, T.M.Hunter, P.J.Sadler, M.D.Walkinshaw, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	54.64 / 1.75
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	77.324, 77.324, 37.948, 90.00, 90.00, 90.00
R / Rfree (%)	18.1 / 24.6

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

Nickel	(Ni)	2 atoms
Chlorine	(Cl)	2 atoms

The binding sites of Sodium atom in the Structure of Hen Egg White Lysozyme Soaked with Ni-Cyclam (pdb code 2h9k). 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 Ni-Cyclam, PDB code: 2h9k:

Sodium binding site 1 out of 1 in the Structure of Hen Egg White Lysozyme Soaked with Ni-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 Ni-Cyclam within 5.0Å range: probe atom residue distance (Å) B Occ A:Na205 b:16.7 occ:1.00 O A:SER60 2.3 14.3 1.0 O A:CYS64 2.4 12.8 1.0 O A:HOH215 2.5 15.2 1.0 O A:HOH217 2.5 14.0 1.0 OG A:SER72 2.5 19.3 1.0 O A:ARG73 2.5 14.9 1.0 CB A:SER72 3.2 17.8 1.0 C A:CYS64 3.4 12.4 1.0 C A:SER60 3.5 12.7 1.0 C A:ARG73 3.6 17.3 1.0 CA A:ASN65 3.8 12.9 1.0 N A:ASN65 4.0 12.1 1.0 N A:ARG73 4.0 18.4 1.0 CA A:SER60 4.1 12.2 1.0 C A:SER72 4.2 19.9 1.0 CB A:SER60 4.2 11.1 1.0 N A:CYS64 4.4 13.2 1.0 CA A:SER72 4.4 19.6 1.0 CA A:ARG73 4.4 18.8 1.0 N A:ASN74 4.4 16.5 1.0 O A:HOH281 4.5 33.8 1.0 CA A:CYS64 4.5 12.9 1.0 N A:ASP66 4.5 10.9 1.0 CA A:ASN74 4.6 16.6 1.0 OD1 A:ASN65 4.6 17.2 1.0 N A:ARG61 4.6 13.4 1.0 CB A:ASN65 4.6 13.9 1.0 CB A:ASN74 4.7 16.9 1.0 C A:ARG61 4.7 15.4 1.0 CB A:THR69 4.7 16.9 1.0 CL A:CL204 4.7 21.4 1.0 C A:ASN65 4.7 11.9 1.0 O A:ARG61 4.7 15.8 1.0 O A:SER72 4.8 19.6 1.0 N A:TRP62 4.9 14.8 1.0 CA A:ARG61 4.9 15.3 1.0 N A:TRP63 5.0 14.4 1.0 OG A:SER60 5.0 10.3 1.0

T.M.Hunter, I.W.Mcnae, D.P.Simpson, A.M.Smith, S.Moggach, F.White, M.D.Walkinshaw, S.Parsons, P.J.Sadler. Configurations of Nickel-Cyclam Antiviral Complexes and Protein Recognition. Chemistry V. 13 40 2007.
ISSN: ISSN 0947-6539
PubMed: 17120266
DOI: 10.1002/CHEM.200601334