Sodium in PDB 4owc: PTI6 Binding to Hewl

All present enzymatic activity of PTI6 Binding to Hewl:
3.2.1.17;

The structure of PTI6 Binding to Hewl, PDB code: 4owc was solved by S.W.M.Tanley, V.L.Starkey, L.Lamplough, S.Kaenket, J.R.Helliwell, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	27.82 / 1.62
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	78.689, 78.689, 36.939, 90.00, 90.00, 90.00
R / Rfree (%)	17.4 / 19.3

The structure of PTI6 Binding to Hewl also contains other interesting chemical elements:

Platinum	(Pt)	2 atoms
Iodine	(I)	8 atoms
Chlorine	(Cl)	4 atoms

The binding sites of Sodium atom in the PTI6 Binding to Hewl (pdb code 4owc). 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 PTI6 Binding to Hewl, PDB code: 4owc:

Sodium binding site 1 out of 1 in the PTI6 Binding to Hewl


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of PTI6 Binding to Hewl within 5.0Å range: probe atom residue distance (Å) B Occ A:Na215 b:11.5 occ:0.68 O A:CYS64 2.3 12.3 1.0 O A:SER60 2.4 15.7 1.0 O A:ARG73 2.4 19.8 1.0 O A:HOH388 2.5 18.6 1.0 O A:HOH402 2.5 13.4 1.0 OG A:SER72 2.6 19.7 1.0 CB A:SER72 3.3 18.9 1.0 C A:CYS64 3.4 12.2 1.0 C A:SER60 3.5 16.1 1.0 C A:ARG73 3.5 20.6 1.0 CA A:ASN65 3.9 12.5 1.0 N A:ARG73 4.0 19.4 1.0 CA A:SER60 4.0 13.4 1.0 N A:ASN65 4.1 11.9 1.0 C A:SER72 4.1 21.6 1.0 CB A:SER60 4.2 14.1 1.0 N A:CYS64 4.3 12.1 1.0 CA A:ARG73 4.3 19.4 1.0 CA A:SER72 4.4 20.5 1.0 N A:ASN74 4.4 18.2 1.0 CA A:CYS64 4.5 12.0 1.0 O A:HOH394 4.5 36.4 1.0 N A:ASP66 4.6 12.9 1.0 C A:ARG61 4.6 18.5 1.0 CA A:ASN74 4.6 17.0 1.0 O A:ARG61 4.6 17.6 1.0 N A:ARG61 4.6 17.6 1.0 O A:SER72 4.6 23.6 1.0 OD1 A:ASN65 4.6 16.0 1.0 CB A:THR69 4.7 14.7 1.0 CB A:ASN74 4.7 16.0 1.0 CB A:ASN65 4.7 12.7 1.0 CL A:CL213 4.7 13.2 0.7 C A:ASN65 4.8 11.6 1.0 CA A:ARG61 4.8 18.6 1.0 N A:TRP62 4.9 18.2 1.0 N A:TRP63 4.9 14.4 1.0

S.W.Tanley, L.V.Starkey, L.Lamplough, S.Kaenket, J.R.Helliwell. The Binding of Platinum Hexahalides (Cl, Br and I) to Hen Egg-White Lysozyme and the Chemical Transformation of the PTI6 Octahedral Complex to A PTI3 Moiety Bound to HIS15. Acta Crystallogr.,Sect.F V. 70 1132 2014.
ISSN: ESSN 2053-230X
PubMed: 25195880
DOI: 10.1107/S2053230X14014009