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Potassium in PDB 7mhr: Kcsa E71V Closed Gate with K+

Protein crystallography data

The structure of Kcsa E71V Closed Gate with K+, PDB code: 7mhr was solved by A.Rohaim, J.Li, M.Weingarth, B.Roux, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 50.01 / 2.77
Space group I 4
Cell size a, b, c (Å), α, β, γ (°) 155.832, 155.832, 76.255, 90, 90, 90
R / Rfree (%) 16.8 / 20.3

Potassium Binding Sites:

The binding sites of Potassium atom in the Kcsa E71V Closed Gate with K+ (pdb code 7mhr). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Kcsa E71V Closed Gate with K+, PDB code: 7mhr:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in 7mhr

Go back to Potassium Binding Sites List in 7mhr
Potassium binding site 1 out of 3 in the Kcsa E71V Closed Gate with K+


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Kcsa E71V Closed Gate with K+ within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K201

b:36.0
occ:0.25
OG1 C:THR75 2.9 27.2 1.0
O C:THR75 3.1 32.6 1.0
K C:K203 3.5 32.0 0.2
CB C:THR75 3.7 33.2 1.0
O C:HOH353 3.7 154.5 0.2
C C:THR75 3.9 31.9 1.0
O C:HOH359 4.0 195.8 0.2
CA C:THR75 4.4 33.4 1.0
O C:THR74 4.8 34.6 1.0
CG2 C:THR75 4.9 36.1 1.0
N C:VAL76 4.9 30.0 1.0

Potassium binding site 2 out of 3 in 7mhr

Go back to Potassium Binding Sites List in 7mhr
Potassium binding site 2 out of 3 in the Kcsa E71V Closed Gate with K+


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Kcsa E71V Closed Gate with K+ within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K202

b:47.4
occ:0.25
O C:TYR78 2.9 32.3 1.0
O C:GLY77 3.1 38.6 1.0
O C:HOH306 3.4 3.9 0.2
C C:TYR78 3.5 31.2 1.0
CA C:TYR78 4.1 31.6 1.0
C C:GLY77 4.2 35.2 1.0
N C:GLY79 4.3 33.2 1.0
N C:TYR78 4.6 32.0 1.0
CA C:GLY79 4.7 33.4 1.0
O C:HOH345 4.9 39.2 1.0

Potassium binding site 3 out of 3 in 7mhr

Go back to Potassium Binding Sites List in 7mhr
Potassium binding site 3 out of 3 in the Kcsa E71V Closed Gate with K+


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Kcsa E71V Closed Gate with K+ within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K203

b:32.0
occ:0.25
O C:THR75 2.6 32.6 1.0
O C:VAL76 2.8 35.5 1.0
O C:HOH306 3.1 3.9 0.2
K C:K201 3.5 36.0 0.2
C C:VAL76 3.6 33.8 1.0
C C:THR75 3.8 31.9 1.0
CA C:VAL76 4.1 32.1 1.0
N C:VAL76 4.4 30.0 1.0
N C:GLY77 4.6 32.9 1.0
O C:GLY77 4.9 38.6 1.0
CA C:GLY77 4.9 34.7 1.0
CA C:THR75 5.0 33.4 1.0

Reference:

A.Rohaim, B.J.A.Vermeulen, J.Li, F.Kummerer, F.Napoli, L.Blachowicz, J.Medeiros-Silva, B.Roux, M.Weingarth. A Distinct Mechanism of C-Type Inactivation in the Kv-Like Kcsa Mutant E71V. Nat Commun V. 13 1574 2022.
ISSN: ESSN 2041-1723
PubMed: 35322021
DOI: 10.1038/S41467-022-28866-9
Page generated: Mon Aug 12 19:25:58 2024

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