Potassium in PDB 3or7: On the Structural Basis of Modal Gating Behavior in K+Channels - E71I

The structure of On the Structural Basis of Modal Gating Behavior in K+Channels - E71I, PDB code: 3or7 was solved by S.Chakrapani, J.F.Cordero-Morales, V.Jogini, A.C.Pan, D.M.Cortes, B.Roux, E.Perozo, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.00 / 2.30
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	156.407, 156.407, 75.984, 90.00, 90.00, 90.00
R / Rfree (%)	26.4 / 27.1

The binding sites of Potassium atom in the On the Structural Basis of Modal Gating Behavior in K+Channels - E71I (pdb code 3or7). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 5 binding sites of Potassium where determined in the On the Structural Basis of Modal Gating Behavior in K+Channels - E71I, PDB code: 3or7:
Jump to Potassium binding site number: 1; 2; 3; 4; 5;

Potassium binding site 1 out of 5 in the On the Structural Basis of Modal Gating Behavior in K+Channels - E71I


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of On the Structural Basis of Modal Gating Behavior in K+Channels - E71I within 5.0Å range: probe atom residue distance (Å) B Occ C:K1 b:70.7 occ:0.25 O C:TYR78 3.3 28.8 1.0 O C:GLY77 3.4 28.3 1.0 O C:HOH127 3.5 85.0 0.5 C C:TYR78 3.6 29.4 1.0 K C:K5 4.0 98.1 0.2 N C:GLY79 4.1 29.7 1.0 CA C:TYR78 4.3 28.9 1.0 CA C:GLY79 4.3 31.0 1.0 C C:GLY77 4.5 27.5 1.0 N C:TYR78 4.9 27.4 1.0

Potassium binding site 2 out of 5 in the On the Structural Basis of Modal Gating Behavior in K+Channels - E71I


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of On the Structural Basis of Modal Gating Behavior in K+Channels - E71I within 5.0Å range: probe atom residue distance (Å) B Occ C:K2 b:27.2 occ:0.25 O C:HOH131 3.7 90.4 1.0 O C:HOH130 3.8 82.6 1.0 O C:HOH129 4.2 91.0 0.5

Potassium binding site 3 out of 5 in the On the Structural Basis of Modal Gating Behavior in K+Channels - E71I


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of On the Structural Basis of Modal Gating Behavior in K+Channels - E71I within 5.0Å range: probe atom residue distance (Å) B Occ C:K3 b:29.9 occ:0.25 O C:HOH127 2.6 85.0 0.5 O C:THR75 3.1 18.5 1.0 O C:VAL76 3.2 17.5 1.0 K C:K4 3.5 28.8 0.2 C C:VAL76 3.8 20.7 1.0 C C:THR75 4.2 20.9 1.0 CA C:VAL76 4.3 18.6 1.0 N C:GLY77 4.7 22.7 1.0 O C:GLY77 4.8 28.3 1.0 N C:VAL76 4.8 19.5 1.0

Potassium binding site 4 out of 5 in the On the Structural Basis of Modal Gating Behavior in K+Channels - E71I


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of On the Structural Basis of Modal Gating Behavior in K+Channels - E71I within 5.0Å range: probe atom residue distance (Å) B Occ C:K4 b:28.8 occ:0.25 O C:HOH129 3.0 91.0 0.5 OG1 C:THR75 3.2 19.3 1.0 O C:THR75 3.3 18.5 1.0 K C:K3 3.5 29.9 0.2 CB C:THR75 3.7 20.0 1.0 C C:THR75 4.0 20.9 1.0 CA C:THR75 4.5 18.9 1.0 CG2 C:THR75 4.9 21.1 1.0 N C:VAL76 4.9 19.5 1.0 O C:THR74 5.0 15.0 1.0

Potassium binding site 5 out of 5 in the On the Structural Basis of Modal Gating Behavior in K+Channels - E71I


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of On the Structural Basis of Modal Gating Behavior in K+Channels - E71I within 5.0Å range: probe atom residue distance (Å) B Occ C:K5 b:98.1 occ:0.25 K C:K1 4.0 70.7 0.2 O C:TYR78 4.1 28.8 1.0 CA C:GLY79 4.5 31.0 1.0 O C:GLY79 4.8 33.5 1.0 C C:GLY79 5.0 33.0 1.0

S.Chakrapani, J.F.Cordero-Morales, V.Jogini, A.C.Pan, D.M.Cortes, B.Roux, E.Perozo. On the Structural Basis of Modal Gating Behavior in K(+) Channels. Nat.Struct.Mol.Biol. V. 18 67 2011.
ISSN: ISSN 1545-9993
PubMed: 21186363
DOI: 10.1038/NSMB.1968