Potassium in PDB 3fb6: Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112

The structure of Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112, PDB code: 3fb6 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 / 3.00
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	155.713, 155.713, 74.072, 90.00, 90.00, 90.00
R / Rfree (%)	24.8 / 25.5

The binding sites of Potassium atom in the Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112 (pdb code 3fb6). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 5 binding sites of Potassium where determined in the Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112, PDB code: 3fb6:
Jump to Potassium binding site number: 1; 2; 3; 4; 5;

Potassium binding site 1 out of 5 in the Kcsa Potassium Channel in the Partially Open State with 16 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 Partially Open State with 16 A Opening at T112 within 5.0Å range:

Potassium binding site 2 out of 5 in the Kcsa Potassium Channel in the Partially Open State with 16 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 Partially Open State with 16 A Opening at T112 within 5.0Å range: probe atom residue distance (Å) B Occ C:K2 b:80.5 occ:0.25 OG1 C:THR75 3.3 65.3 1.0 O C:THR75 3.3 68.4 1.0 CB C:THR75 3.7 65.4 1.0 K C:K3 4.0 86.8 0.2 C C:THR75 4.1 67.5 1.0 CA C:THR75 4.6 66.3 1.0 CG2 C:THR75 4.8 67.5 1.0

Potassium binding site 3 out of 5 in the Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112 within 5.0Å range: probe atom residue distance (Å) B Occ C:K3 b:86.8 occ:0.25 O C:THR75 3.2 68.4 1.0 O C:VAL76 3.2 70.7 1.0 C C:VAL76 3.7 68.3 1.0 K C:K2 4.0 80.5 0.2 CA C:VAL76 4.3 67.6 1.0 C C:THR75 4.3 67.5 1.0 O C:GLY77 4.4 65.9 1.0 N C:GLY77 4.4 69.0 1.0 CA C:GLY77 4.8 67.5 1.0 N C:VAL76 4.8 67.8 1.0 C C:GLY77 4.9 66.1 1.0

Potassium binding site 4 out of 5 in the Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112 within 5.0Å range: probe atom residue distance (Å) B Occ C:K4 b:64.9 occ:0.25 O C:TYR78 3.2 65.7 1.0 O C:GLY77 3.3 65.9 1.0 C C:TYR78 3.7 65.5 1.0 CA C:TYR78 4.3 64.5 1.0 N C:GLY79 4.3 66.6 1.0 C C:GLY77 4.3 66.1 1.0 CA C:GLY79 4.5 66.1 1.0 N C:TYR78 4.8 65.0 1.0

Potassium binding site 5 out of 5 in the Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112 within 5.0Å range: probe atom residue distance (Å) B Occ C:K5 b:0.3 occ:0.25 O C:TYR78 4.8 65.7 1.0

L.G.Cuello, V.Jogini, D.M.Cortes, E.Perozo. Kcsa Potassium Channel in the Partially Open State with 16 A Opening at T112 To Be Published.