Potassium in PDB 3f5w: Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112

The structure of Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112, PDB code: 3f5w was solved by L.G.Cuello, V.Jogini, D.M.Cortes, E.Perozo, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.00 / 3.30
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	155.860, 155.860, 73.115, 90.00, 90.00, 90.00
R / Rfree (%)	25.9 / 26.5

The binding sites of Potassium atom in the Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112 (pdb code 3f5w). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112, PDB code: 3f5w:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112 within 5.0Å range: probe atom residue distance (Å) B Occ C:K1 b:0.2 occ:0.25 O C:GLY77 3.3 74.4 1.0 C C:GLY77 3.6 72.2 1.0 N C:GLY79 4.0 67.8 1.0 CA C:GLY77 4.0 72.8 1.0 CA C:GLY79 4.3 66.5 1.0 C C:TYR78 4.3 68.2 1.0 N C:TYR78 4.4 70.3 1.0 CA C:TYR78 4.7 68.4 1.0 O C:TYR78 4.8 67.9 1.0

Potassium binding site 2 out of 2 in the Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112 within 5.0Å range: probe atom residue distance (Å) B Occ C:K2 b:80.6 occ:0.25 O C:THR75 3.2 69.5 1.0 OG1 C:THR75 3.7 72.0 1.0 CG2 C:THR75 3.7 73.2 1.0 C C:THR75 4.2 70.2 1.0 CB C:THR75 4.3 71.4 1.0 CA C:THR75 4.9 70.3 1.0

L.G.Cuello, V.Jogini, D.M.Cortes, E.Perozo. Kcsa Potassium Channel in the Open-Inactivated State with 32 A Opening at T112 To Be Published.