Potassium in PDB 4gx0: Crystal Structure of the Gsuk L97D Mutant

The structure of Crystal Structure of the Gsuk L97D Mutant, PDB code: 4gx0 was solved by C.Kong, W.Zeng, S.Ye, L.Chen, D.B.Sauer, Y.Lam, M.G.Derebe, Y.Jiang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.94 / 2.60
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	232.934, 111.670, 164.133, 90.00, 134.47, 90.00
R / Rfree (%)	20.3 / 24.9

The structure of Crystal Structure of the Gsuk L97D Mutant also contains other interesting chemical elements:

Calcium	(Ca)	4 atoms
Zinc	(Zn)	4 atoms

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>>> Page 1 <<< Page 2, Binding sites: 11 - 12;

Binding sites:

The binding sites of Potassium atom in the Crystal Structure of the Gsuk L97D Mutant (pdb code 4gx0). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 12 binding sites of Potassium where determined in the Crystal Structure of the Gsuk L97D Mutant, PDB code: 4gx0:
Jump to Potassium binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Potassium binding site 1 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:K601 b:58.3 occ:0.50 O B:PHE71 2.7 40.2 1.0 O A:PHE71 3.1 45.1 1.0 O B:GLY70 3.3 41.4 1.0 O A:GLY70 3.3 28.0 1.0 C B:PHE71 3.5 39.5 1.0 C A:PHE71 3.7 44.7 1.0 K A:K602 3.7 42.9 0.5 K A:K605 4.0 0.2 0.5 CA B:PHE71 4.2 42.7 1.0 N A:GLY72 4.3 44.4 1.0 N B:GLY72 4.4 31.8 1.0 CA A:PHE71 4.4 39.8 1.0 C B:GLY70 4.4 48.2 1.0 C A:GLY70 4.4 50.5 1.0 CA A:GLY72 4.4 38.7 1.0 CA B:GLY72 4.5 43.6 1.0 N B:PHE71 4.8 40.8 1.0 N A:PHE71 4.9 48.4 1.0

Potassium binding site 2 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:K602 b:42.9 occ:0.50 O B:GLY70 2.9 41.4 1.0 O B:LEU69 2.9 36.0 1.0 O A:GLY70 3.0 28.0 1.0 O A:LEU69 3.1 53.2 1.0 C A:GLY70 3.6 50.5 1.0 C B:GLY70 3.7 48.2 1.0 K A:K601 3.7 58.3 0.5 K A:K603 3.7 37.5 0.5 CA A:GLY70 4.0 38.0 1.0 C B:LEU69 4.1 43.1 1.0 C A:LEU69 4.1 49.0 1.0 CA B:GLY70 4.2 42.5 1.0 N A:GLY70 4.5 38.7 1.0 N B:GLY70 4.6 40.7 1.0 N A:PHE71 4.6 48.4 1.0 N B:PHE71 4.7 40.8 1.0

Potassium binding site 3 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:K603 b:37.5 occ:0.50 O A:LEU69 2.9 53.2 1.0 O B:THR68 2.9 35.9 1.0 O A:THR68 2.9 35.6 1.0 O B:LEU69 3.2 36.0 1.0 K A:K604 3.4 88.3 0.5 K A:K602 3.7 42.9 0.5 C A:LEU69 3.8 49.0 1.0 C B:LEU69 4.0 43.1 1.0 C B:THR68 4.0 42.0 1.0 C A:THR68 4.1 46.4 1.0 CA A:LEU69 4.3 44.1 1.0 CA B:LEU69 4.3 41.9 1.0 N B:LEU69 4.6 40.3 1.0 N A:LEU69 4.7 42.8 1.0 N A:GLY70 4.9 38.7 1.0

Potassium binding site 4 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:K604 b:88.3 occ:0.50 K A:K603 3.4 37.5 0.5 O B:THR68 3.7 35.9 1.0 O A:THR68 3.8 35.6 1.0 OG1 B:THR68 4.0 73.7 1.0 OG1 A:THR68 4.1 70.0 1.0 CB B:THR68 4.1 55.9 1.0 CB A:THR68 4.2 49.2 1.0 C B:THR68 4.6 42.0 1.0 C A:THR68 4.6 46.4 1.0

Potassium binding site 5 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:K605 b:0.2 occ:0.50 O B:HOH731 3.9 65.7 1.0 K A:K601 4.0 58.3 0.5 O B:PHE71 4.0 40.2 1.0 O A:PHE71 4.2 45.1 1.0 O A:GLY72 4.7 42.1 1.0 O B:GLY72 4.7 52.8 1.0 C B:GLY72 4.8 42.9 1.0 C A:GLY72 4.9 47.4 1.0 CA B:GLY72 4.9 43.6 1.0 CA A:GLY72 5.0 38.7 1.0

Potassium binding site 6 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 6 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ B:K603 b:0.5 occ:0.50 O B:HOH731 4.1 65.7 1.0

Potassium binding site 7 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 7 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ C:K601 b:39.0 occ:0.50 O D:THR68 2.7 33.2 1.0 O C:THR68 2.9 38.6 1.0 O D:LEU69 3.0 30.9 1.0 O C:LEU69 3.3 38.0 1.0 K C:K608 3.4 0.4 0.5 K C:K602 3.4 36.3 0.5 C D:LEU69 3.8 33.2 1.0 C D:THR68 3.8 35.0 1.0 C C:LEU69 3.8 35.7 1.0 C C:THR68 4.0 38.8 1.0 CA D:LEU69 4.1 37.9 1.0 CA C:LEU69 4.2 30.7 1.0 N D:LEU69 4.4 29.2 1.0 N C:LEU69 4.6 36.6 1.0 N C:GLY70 4.8 35.0 1.0 N D:GLY70 4.9 37.3 1.0 CA D:THR68 5.0 40.2 1.0

Potassium binding site 8 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 8 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ C:K602 b:36.3 occ:0.50 O D:LEU69 2.8 30.9 1.0 O D:GLY70 2.9 33.0 1.0 O C:LEU69 3.1 38.0 1.0 O C:GLY70 3.1 34.5 1.0 K C:K601 3.4 39.0 0.5 K C:K603 3.5 55.9 0.5 C D:GLY70 3.7 43.7 1.0 C C:GLY70 3.7 38.7 1.0 C D:LEU69 4.0 33.2 1.0 CA C:GLY70 4.1 31.9 1.0 C C:LEU69 4.1 35.7 1.0 CA D:GLY70 4.1 36.8 1.0 N C:GLY70 4.5 35.0 1.0 N D:GLY70 4.5 37.3 1.0 N C:PHE71 4.7 37.3 1.0 N D:PHE71 4.7 37.3 1.0 O D:THR68 5.0 33.2 1.0

Potassium binding site 9 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 9 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ C:K603 b:55.9 occ:0.50 O D:GLY70 3.1 33.0 1.0 O C:GLY70 3.2 34.5 1.0 O C:PHE71 3.2 50.4 1.0 O D:PHE71 3.3 56.3 1.0 K C:K602 3.5 36.3 0.5 C D:PHE71 3.6 42.5 1.0 C C:PHE71 3.6 39.8 1.0 N D:GLY72 4.1 37.7 1.0 K C:K604 4.2 82.6 0.5 CA D:PHE71 4.2 37.7 1.0 C D:GLY70 4.2 43.7 1.0 N C:GLY72 4.2 36.0 1.0 C C:GLY70 4.3 38.7 1.0 CA C:PHE71 4.3 46.6 1.0 CA D:GLY72 4.4 38.0 1.0 CA C:GLY72 4.4 38.7 1.0 N D:PHE71 4.7 37.3 1.0 N C:PHE71 4.8 37.3 1.0

Potassium binding site 10 out of 12 in the Crystal Structure of the Gsuk L97D Mutant


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 10 of Crystal Structure of the Gsuk L97D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ C:K604 b:82.6 occ:0.50 O C:HOH731 3.7 74.4 1.0 O C:HOH732 3.9 72.0 1.0 O D:PHE71 4.0 56.3 1.0 O C:PHE71 4.1 50.4 1.0 K C:K603 4.2 55.9 0.5 CA C:GLY72 4.8 38.7 1.0 O C:GLY72 4.8 41.8 1.0 C C:GLY72 4.8 40.3 1.0 O D:GLY72 4.8 44.4 1.0 CA D:GLY72 4.8 38.0 1.0 C D:GLY72 4.8 41.1 1.0

C.Kong, W.Zeng, S.Ye, L.Chen, D.B.Sauer, Y.Lam, M.G.Derebe, Y.Jiang. Distinct Gating Mechanisms Revealed By the Structures of A Multi-Ligand Gated K(+) Channel. Elife V. 1 00184 2012.
PubMed: 23240087
DOI: 10.7554/ELIFE.00184