Rubidium in PDB 3fb7: Open Kcsa Potassium Channel in the Presence of Rb+ Ion

The structure of Open Kcsa Potassium Channel in the Presence of Rb+ Ion, PDB code: 3fb7 was solved by L.G.Cuello, V.Jogini, D.M.Cortes, A.C.Pan, D.H.Gagnon, J.F.Cordero-Morales, S.Chakrapani, B.Roux, E.Perozo, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 3.30
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	157.799, 157.799, 73.880, 90.00, 90.00, 90.00
R / Rfree (%)	24.1 / 25.5

The binding sites of Rubidium atom in the Open Kcsa Potassium Channel in the Presence of Rb+ Ion (pdb code 3fb7). This binding sites where shown within 5.0 Angstroms radius around Rubidium atom.
In total 4 binding sites of Rubidium where determined in the Open Kcsa Potassium Channel in the Presence of Rb+ Ion, PDB code: 3fb7:
Jump to Rubidium binding site number: 1; 2; 3; 4;

Rubidium binding site 1 out of 4 in the Open Kcsa Potassium Channel in the Presence of Rb+ Ion


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 1 of Open Kcsa Potassium Channel in the Presence of Rb+ Ion within 5.0Å range:

Rubidium binding site 2 out of 4 in the Open Kcsa Potassium Channel in the Presence of Rb+ Ion


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 2 of Open Kcsa Potassium Channel in the Presence of Rb+ Ion within 5.0Å range: probe atom residue distance (Å) B Occ C:Rb2 b:54.7 occ:0.25 O C:VAL76 3.2 84.3 1.0 RB C:RB3 3.3 54.7 0.2 O C:THR75 3.4 79.3 1.0 C C:VAL76 3.9 82.9 1.0 CA C:GLY77 3.9 82.8 1.0 O C:GLY77 4.2 82.4 1.0 N C:GLY77 4.2 83.8 1.0 C C:GLY77 4.5 81.7 1.0 C C:THR75 4.5 81.0 1.0 RB C:RB4 4.8 23.2 0.2 CA C:VAL76 4.9 81.6 1.0

Rubidium binding site 3 out of 4 in the Open Kcsa Potassium Channel in the Presence of Rb+ Ion


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 3 of Open Kcsa Potassium Channel in the Presence of Rb+ Ion within 5.0Å range: probe atom residue distance (Å) B Occ C:Rb3 b:54.7 occ:0.25 O C:THR75 3.2 79.3 1.0 RB C:RB2 3.3 54.7 0.2 OG1 C:THR75 3.3 80.2 1.0 CB C:THR75 4.1 80.6 1.0 C C:THR75 4.3 81.0 1.0 O C:VAL76 4.8 84.3 1.0 CA C:THR75 4.9 80.7 1.0

Rubidium binding site 4 out of 4 in the Open Kcsa Potassium Channel in the Presence of Rb+ Ion


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 4 of Open Kcsa Potassium Channel in the Presence of Rb+ Ion within 5.0Å range: probe atom residue distance (Å) B Occ C:Rb4 b:23.2 occ:0.25 O C:GLY77 3.3 82.4 1.0 O C:TYR78 3.4 76.8 1.0 C C:GLY77 3.6 81.7 1.0 C C:TYR78 3.8 77.0 1.0 N C:TYR78 4.1 79.4 1.0 CA C:TYR78 4.2 77.2 1.0 CA C:GLY77 4.3 82.8 1.0 N C:GLY79 4.5 77.5 1.0 RB C:RB2 4.8 54.7 0.2 CA C:GLY79 4.9 76.6 1.0

L.G.Cuello, V.Jogini, D.M.Cortes, A.C.Pan, D.H.Gagnon, J.F.Cordero-Morales, S.Chakrapani, B.Roux, E.Perozo. Open Kcsa Potassium Channel in the Presence of Rb+ Ion To Be Published.