Chlorine in PDB 1kpl: Crystal Structure of the Clc Chloride Channel From S. Typhimurium

The structure of Crystal Structure of the Clc Chloride Channel From S. Typhimurium, PDB code: 1kpl was solved by R.Dutzler, E.B.Campbell, M.Cadene, B.T.Chait, R.Mackinnon, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 3.00
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	185.719, 90.159, 80.753, 90.00, 98.95, 90.00
R / Rfree (%)	25.4 / 28.9

The binding sites of Chlorine atom in the Crystal Structure of the Clc Chloride Channel From S. Typhimurium (pdb code 1kpl). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 4 binding sites of Chlorine where determined in the Crystal Structure of the Clc Chloride Channel From S. Typhimurium, PDB code: 1kpl:
Jump to Chlorine binding site number: 1; 2; 3; 4;

Chlorine binding site 1 out of 4 in the Crystal Structure of the Clc Chloride Channel From S. Typhimurium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Crystal Structure of the Clc Chloride Channel From S. Typhimurium within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl503 b:0.7 occ:1.00 OG A:SER107 3.1 80.3 1.0 OH A:TYR445 3.3 73.0 1.0 N A:ILE356 3.5 69.5 1.0 N A:PHE357 3.5 66.9 1.0 CA A:GLY355 3.6 71.7 1.0 CB A:SER107 3.6 76.5 1.0 CB A:PHE357 3.6 67.6 1.0 CA A:GLY149 3.8 71.3 1.0 CG2 A:ILE356 4.0 60.2 1.0 C A:GLY355 4.0 70.7 1.0 OE2 A:GLU148 4.0 85.5 1.0 CA A:SER107 4.1 73.1 1.0 N A:GLY149 4.1 71.5 1.0 CZ A:TYR445 4.1 72.3 1.0 CD1 A:ILE109 4.2 47.8 1.0 CA A:PHE357 4.2 66.4 1.0 CE2 A:TYR445 4.4 69.4 1.0 CG A:GLU148 4.4 79.5 1.0 CA A:ILE356 4.5 67.8 1.0 C A:ILE356 4.5 67.4 1.0 CG1 A:ILE109 4.5 56.9 1.0 CD A:GLU148 4.7 83.2 1.0 CG A:PHE357 4.8 69.0 1.0 O A:GLY354 4.8 74.3 1.0 CB A:ILE356 4.8 63.0 1.0 N A:GLY355 4.8 73.4 1.0 C A:SER107 4.8 71.7 1.0 CD1 A:PHE357 4.9 70.1 1.0

Chlorine binding site 2 out of 4 in the Crystal Structure of the Clc Chloride Channel From S. Typhimurium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Crystal Structure of the Clc Chloride Channel From S. Typhimurium within 5.0Å range: probe atom residue distance (Å) B Occ B:Cl504 b:81.7 occ:1.00 OG B:SER107 3.1 79.5 1.0 OH B:TYR445 3.3 73.8 1.0 N B:ILE356 3.3 69.3 1.0 CA B:GLY355 3.6 71.3 1.0 N B:PHE357 3.7 67.6 1.0 CB B:SER107 3.8 76.3 1.0 CB B:PHE357 3.8 66.7 1.0 OE2 B:GLU148 3.8 85.7 1.0 CD1 B:ILE109 3.9 47.0 1.0 C B:GLY355 3.9 70.3 1.0 CG2 B:ILE356 4.0 60.8 1.0 CG B:GLU148 4.1 78.9 1.0 CA B:GLY149 4.1 70.4 1.0 CZ B:TYR445 4.1 71.8 1.0 CG1 B:ILE109 4.3 57.1 1.0 N B:GLY149 4.3 70.9 1.0 CA B:ILE356 4.4 68.1 1.0 CA B:PHE357 4.4 67.3 1.0 CA B:SER107 4.4 72.8 1.0 CE2 B:TYR445 4.4 69.6 1.0 CD B:GLU148 4.4 81.9 1.0 C B:ILE356 4.5 67.7 1.0 CB B:ILE356 4.7 62.4 1.0 O B:SER107 4.7 71.2 1.0 CD1 B:PHE357 4.8 68.7 1.0 CG B:PHE357 4.8 67.2 1.0 C B:SER107 4.8 71.6 1.0 N B:GLY355 4.8 72.9 1.0

Chlorine binding site 3 out of 4 in the Crystal Structure of the Clc Chloride Channel From S. Typhimurium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Crystal Structure of the Clc Chloride Channel From S. Typhimurium within 5.0Å range: probe atom residue distance (Å) B Occ C:Cl603 b:0.7 occ:1.00 OG C:SER107 3.1 80.3 1.0 OH C:TYR445 3.3 73.0 1.0 N C:ILE356 3.5 69.5 1.0 N C:PHE357 3.5 66.9 1.0 CA C:GLY355 3.6 71.7 1.0 CB C:SER107 3.6 76.5 1.0 CB C:PHE357 3.6 67.6 1.0 CA C:GLY149 3.8 71.3 1.0 CG2 C:ILE356 4.0 60.2 1.0 C C:GLY355 4.0 70.7 1.0 OE2 C:GLU148 4.0 85.5 1.0 CA C:SER107 4.1 73.1 1.0 N C:GLY149 4.1 71.5 1.0 CZ C:TYR445 4.1 72.3 1.0 CD1 C:ILE109 4.2 47.8 1.0 CA C:PHE357 4.2 66.4 1.0 CE2 C:TYR445 4.4 69.4 1.0 CG C:GLU148 4.4 79.5 1.0 CA C:ILE356 4.5 67.8 1.0 C C:ILE356 4.5 67.4 1.0 CG1 C:ILE109 4.5 56.9 1.0 CD C:GLU148 4.7 83.2 1.0 CG C:PHE357 4.8 69.0 1.0 O C:GLY354 4.8 74.3 1.0 CB C:ILE356 4.8 63.0 1.0 N C:GLY355 4.8 73.4 1.0 C C:SER107 4.8 71.7 1.0 CD1 C:PHE357 4.9 70.1 1.0

Chlorine binding site 4 out of 4 in the Crystal Structure of the Clc Chloride Channel From S. Typhimurium


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 4 of Crystal Structure of the Clc Chloride Channel From S. Typhimurium within 5.0Å range: probe atom residue distance (Å) B Occ D:Cl604 b:81.7 occ:1.00 OG D:SER107 3.1 79.5 1.0 OH D:TYR445 3.3 73.8 1.0 N D:ILE356 3.3 69.3 1.0 CA D:GLY355 3.6 71.3 1.0 N D:PHE357 3.7 67.6 1.0 CB D:SER107 3.8 76.3 1.0 CB D:PHE357 3.8 66.7 1.0 OE2 D:GLU148 3.8 85.7 1.0 CD1 D:ILE109 3.9 47.0 1.0 C D:GLY355 3.9 70.3 1.0 CG2 D:ILE356 4.0 60.8 1.0 CG D:GLU148 4.1 78.9 1.0 CA D:GLY149 4.1 70.4 1.0 CZ D:TYR445 4.1 71.8 1.0 N D:GLY149 4.3 70.9 1.0 CG1 D:ILE109 4.3 57.1 1.0 CA D:ILE356 4.4 68.1 1.0 CA D:PHE357 4.4 67.3 1.0 CA D:SER107 4.4 72.8 1.0 CE2 D:TYR445 4.4 69.6 1.0 CD D:GLU148 4.5 81.9 1.0 C D:ILE356 4.5 67.7 1.0 CB D:ILE356 4.7 62.4 1.0 O D:SER107 4.7 71.2 1.0 CD1 D:PHE357 4.8 68.7 1.0 CG D:PHE357 4.8 67.2 1.0 C D:SER107 4.8 71.6 1.0 N D:GLY355 4.8 72.9 1.0

R.Dutzler, E.B.Campbell, M.Cadene, B.T.Chait, R.Mackinnon. X-Ray Structure of A Clc Chloride Channel at 3.0 A Reveals the Molecular Basis of Anion Selectivity. Nature V. 415 287 2002.
ISSN: ISSN 0028-0836
PubMed: 11796999
DOI: 10.1038/415287A