Chlorine in PDB 7oq1: Nak S-Elm Mutant with Na+ and K+

The structure of Nak S-Elm Mutant with Na+ and K+, PDB code: 7oq1 was solved by S.Minniberger, A.J.R.Plested, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	59.45 / 1.85
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	81.214, 87.277, 48.98, 90, 90, 90
R / Rfree (%)	16 / 18.6

The structure of Nak S-Elm Mutant with Na+ and K+ also contains other interesting chemical elements:

Sodium	(Na)	2 atoms
Potassium	(K)	3 atoms

The binding sites of Chlorine atom in the Nak S-Elm Mutant with Na+ and K+ (pdb code 7oq1). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the Nak S-Elm Mutant with Na+ and K+, PDB code: 7oq1:

Chlorine binding site 1 out of 1 in the Nak S-Elm Mutant with Na+ and K+


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Nak S-Elm Mutant with Na+ and K+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl214 b:35.1 occ:1.00 H A:ILE51 2.4 22.3 1.0 HD2 A:PRO50 2.8 32.9 1.0 HG22 A:ILE51 2.9 27.4 1.0 HB2 A:PRO50 3.0 29.1 1.0 HB A:ILE51 3.1 27.6 1.0 N A:ILE51 3.2 18.5 1.0 HB3 A:ARG49 3.3 31.9 1.0 CD A:PRO50 3.5 27.4 1.0 CG2 A:ILE51 3.5 22.8 1.0 HH21 A:ARG49 3.6 65.3 1.0 HG21 A:ILE51 3.7 27.4 1.0 CB A:ILE51 3.7 23.0 1.0 N A:PRO50 3.7 22.4 1.0 CB A:PRO50 3.7 24.3 1.0 HG2 A:PRO50 3.8 33.8 1.0 HE A:ARG49 3.9 48.4 1.0 CG A:PRO50 3.9 28.2 1.0 NH2 A:ARG49 4.0 54.4 1.0 CA A:ILE51 4.0 19.4 1.0 C A:PRO50 4.1 20.3 1.0 CA A:PRO50 4.1 22.5 1.0 CB A:ARG49 4.2 26.6 1.0 NE A:ARG49 4.3 40.4 1.0 HD3 A:PRO50 4.3 32.9 1.0 HG23 A:ILE51 4.4 27.4 1.0 C A:ARG49 4.4 21.7 1.0 HH22 A:ARG49 4.4 65.3 1.0 CZ A:ARG49 4.4 49.8 1.0 HB2 A:ARG49 4.5 31.9 1.0 HA A:ILE51 4.5 23.3 1.0 HB3 A:PRO50 4.5 29.1 1.0 CA A:ARG49 4.8 23.2 1.0 H A:ASP52 4.8 23.8 1.0 HA A:ARG49 4.8 27.8 1.0 HG3 A:PRO50 4.9 33.8 1.0 O A:ACT209 4.9 53.0 1.0

S.Minniberger, S.Abdolvand, S.Braunbeck, H.Sun, A.J.R.Plested. Asymmetry and Ion Selectivity Properties in the Bacterial Channel Nak Mimicking Ionotropic Glutamate Receptors To Be Published.