Potassium in PDB 4gx5: Gsuk Channel
Protein crystallography data
The structure of Gsuk Channel, PDB code: 4gx5
was solved by
C.Kong,
W.Zeng,
S.Ye,
L.Chen,
D.B.Sauer,
Y.Lam,
M.G.Derebe,
Y.Jiang,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
45.39 /
3.70
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
234.976,
108.364,
165.787,
90.00,
134.96,
90.00
|
R / Rfree (%)
|
26.1 /
29.3
|
Other elements in 4gx5:
The structure of Gsuk Channel also contains other interesting chemical elements:
Potassium Binding Sites:
Pages:
>>> Page 1 <<<
Page 2, Binding sites: 11 -
12;
Binding sites:
The binding sites of Potassium atom in the Gsuk Channel
(pdb code 4gx5). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 12 binding sites of Potassium where determined in the
Gsuk Channel, PDB code: 4gx5:
Jump to Potassium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
9;
10;
Potassium binding site 1 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 1 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K601
b:0.7
occ:0.50
|
O
|
B:PHE71
|
3.1
|
0.0
|
1.0
|
O
|
A:PHE71
|
3.2
|
0.0
|
1.0
|
O
|
A:GLY70
|
3.2
|
0.7
|
1.0
|
O
|
B:GLY70
|
3.3
|
0.3
|
1.0
|
C
|
B:PHE71
|
3.7
|
0.4
|
1.0
|
C
|
A:PHE71
|
3.7
|
0.6
|
1.0
|
K
|
A:K602
|
3.7
|
0.5
|
0.5
|
CA
|
B:PHE71
|
4.3
|
0.4
|
1.0
|
N
|
A:GLY72
|
4.3
|
0.7
|
1.0
|
N
|
B:GLY72
|
4.3
|
0.9
|
1.0
|
C
|
A:GLY70
|
4.4
|
0.1
|
1.0
|
CA
|
A:PHE71
|
4.4
|
0.5
|
1.0
|
C
|
B:GLY70
|
4.4
|
0.5
|
1.0
|
CA
|
A:GLY72
|
4.5
|
0.2
|
1.0
|
CA
|
B:GLY72
|
4.5
|
0.5
|
1.0
|
N
|
B:PHE71
|
4.9
|
0.9
|
1.0
|
N
|
A:PHE71
|
4.9
|
0.9
|
1.0
|
|
Potassium binding site 2 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 2 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K602
b:0.5
occ:0.50
|
K
|
A:K603
|
2.6
|
0.8
|
0.5
|
O
|
B:GLY70
|
3.0
|
0.3
|
1.0
|
O
|
B:LEU69
|
3.0
|
0.4
|
1.0
|
O
|
A:LEU69
|
3.0
|
0.7
|
1.0
|
O
|
A:GLY70
|
3.1
|
0.7
|
1.0
|
C
|
A:GLY70
|
3.7
|
0.1
|
1.0
|
K
|
A:K601
|
3.7
|
0.7
|
0.5
|
C
|
B:GLY70
|
3.7
|
0.5
|
1.0
|
CA
|
A:GLY70
|
4.0
|
0.4
|
1.0
|
C
|
A:LEU69
|
4.1
|
0.9
|
1.0
|
C
|
B:LEU69
|
4.1
|
0.4
|
1.0
|
CA
|
B:GLY70
|
4.2
|
0.6
|
1.0
|
N
|
A:GLY70
|
4.5
|
0.5
|
1.0
|
N
|
B:GLY70
|
4.7
|
0.7
|
1.0
|
N
|
A:PHE71
|
4.7
|
0.9
|
1.0
|
N
|
B:PHE71
|
4.7
|
0.9
|
1.0
|
|
Potassium binding site 3 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 3 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K603
b:0.8
occ:0.50
|
K
|
A:K602
|
2.6
|
0.5
|
0.5
|
O
|
A:LEU69
|
2.7
|
0.7
|
1.0
|
O
|
B:LEU69
|
2.8
|
0.4
|
1.0
|
O
|
A:THR68
|
3.3
|
0.2
|
1.0
|
O
|
B:THR68
|
3.3
|
0.9
|
1.0
|
K
|
A:K604
|
3.3
|
0.4
|
0.5
|
C
|
A:LEU69
|
3.6
|
0.9
|
1.0
|
C
|
B:LEU69
|
3.7
|
0.4
|
1.0
|
CA
|
A:LEU69
|
4.3
|
0.2
|
1.0
|
C
|
A:THR68
|
4.4
|
0.1
|
1.0
|
CA
|
B:LEU69
|
4.4
|
0.1
|
1.0
|
C
|
B:THR68
|
4.4
|
0.4
|
1.0
|
N
|
A:GLY70
|
4.5
|
0.5
|
1.0
|
CA
|
A:GLY70
|
4.7
|
0.4
|
1.0
|
N
|
B:GLY70
|
4.7
|
0.7
|
1.0
|
N
|
A:LEU69
|
4.9
|
0.2
|
1.0
|
N
|
B:LEU69
|
4.9
|
0.0
|
1.0
|
CA
|
B:GLY70
|
4.9
|
0.6
|
1.0
|
O
|
B:GLY70
|
4.9
|
0.3
|
1.0
|
|
Potassium binding site 4 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 4 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K604
b:0.4
occ:0.50
|
O
|
B:THR68
|
3.1
|
0.9
|
1.0
|
O
|
A:THR68
|
3.1
|
0.2
|
1.0
|
K
|
A:K603
|
3.3
|
0.8
|
0.5
|
OG1
|
A:THR68
|
3.6
|
0.1
|
1.0
|
OG1
|
B:THR68
|
3.8
|
0.8
|
1.0
|
CB
|
B:THR68
|
4.0
|
0.6
|
1.0
|
C
|
A:THR68
|
4.1
|
0.1
|
1.0
|
C
|
B:THR68
|
4.1
|
0.4
|
1.0
|
CB
|
A:THR68
|
4.1
|
0.1
|
1.0
|
CA
|
B:THR68
|
4.8
|
0.7
|
1.0
|
CA
|
A:THR68
|
4.8
|
0.8
|
1.0
|
N
|
A:LEU69
|
4.9
|
0.2
|
1.0
|
O
|
A:LEU69
|
5.0
|
0.7
|
1.0
|
|
Potassium binding site 5 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 5 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 5 of Gsuk Channel within 5.0Å range:
|
Potassium binding site 6 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 6 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 6 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K608
b:0.1
occ:0.50
|
CD2
|
B:LEU97
|
3.9
|
0.7
|
1.0
|
CD2
|
A:LEU97
|
4.0
|
0.6
|
1.0
|
CG
|
A:LEU97
|
4.9
|
0.5
|
1.0
|
CG
|
B:LEU97
|
4.9
|
0.2
|
1.0
|
|
Potassium binding site 7 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 7 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 7 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:K601
b:0.5
occ:0.50
|
O
|
D:THR68
|
2.9
|
0.4
|
1.0
|
O
|
C:THR68
|
3.0
|
0.2
|
1.0
|
K
|
C:K602
|
3.1
|
0.3
|
0.5
|
OG1
|
D:THR68
|
3.6
|
0.8
|
1.0
|
C
|
D:THR68
|
3.9
|
1.0
|
1.0
|
CB
|
D:THR68
|
3.9
|
0.7
|
1.0
|
C
|
C:THR68
|
4.0
|
0.1
|
1.0
|
CB
|
C:THR68
|
4.0
|
0.3
|
1.0
|
OG1
|
C:THR68
|
4.1
|
0.6
|
1.0
|
CA
|
D:THR68
|
4.6
|
0.6
|
1.0
|
CA
|
C:THR68
|
4.8
|
0.1
|
1.0
|
N
|
D:LEU69
|
4.9
|
0.5
|
1.0
|
N
|
C:LEU69
|
4.9
|
0.5
|
1.0
|
|
Potassium binding site 8 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 8 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 8 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:K602
b:0.3
occ:0.50
|
O
|
D:LEU69
|
2.8
|
0.6
|
1.0
|
O
|
C:LEU69
|
3.0
|
0.7
|
1.0
|
O
|
D:THR68
|
3.1
|
0.4
|
1.0
|
K
|
C:K601
|
3.1
|
0.5
|
0.5
|
O
|
C:THR68
|
3.2
|
0.2
|
1.0
|
K
|
C:K603
|
3.5
|
0.9
|
0.5
|
C
|
C:LEU69
|
3.7
|
0.7
|
1.0
|
C
|
D:LEU69
|
3.7
|
0.5
|
1.0
|
C
|
D:THR68
|
4.2
|
1.0
|
1.0
|
C
|
C:THR68
|
4.3
|
0.1
|
1.0
|
CA
|
D:LEU69
|
4.3
|
0.6
|
1.0
|
CA
|
C:LEU69
|
4.3
|
0.5
|
1.0
|
N
|
C:GLY70
|
4.5
|
0.1
|
1.0
|
N
|
D:GLY70
|
4.7
|
0.7
|
1.0
|
N
|
D:LEU69
|
4.7
|
0.5
|
1.0
|
N
|
C:LEU69
|
4.8
|
0.5
|
1.0
|
CA
|
C:GLY70
|
4.8
|
0.5
|
1.0
|
CA
|
D:GLY70
|
4.9
|
0.9
|
1.0
|
|
Potassium binding site 9 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 9 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 9 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:K603
b:0.9
occ:0.50
|
O
|
D:GLY70
|
2.6
|
0.8
|
1.0
|
O
|
C:GLY70
|
2.7
|
0.8
|
1.0
|
K
|
C:K604
|
2.9
|
0.9
|
0.5
|
O
|
D:LEU69
|
3.4
|
0.6
|
1.0
|
O
|
C:LEU69
|
3.5
|
0.7
|
1.0
|
K
|
C:K602
|
3.5
|
0.3
|
0.5
|
C
|
C:GLY70
|
3.5
|
0.8
|
1.0
|
C
|
D:GLY70
|
3.6
|
1.0
|
1.0
|
CA
|
C:GLY70
|
4.1
|
0.5
|
1.0
|
CA
|
D:GLY70
|
4.2
|
0.9
|
1.0
|
C
|
D:LEU69
|
4.5
|
0.5
|
1.0
|
C
|
C:LEU69
|
4.5
|
0.7
|
1.0
|
N
|
D:PHE71
|
4.5
|
0.6
|
1.0
|
N
|
C:PHE71
|
4.5
|
0.7
|
1.0
|
N
|
C:GLY70
|
4.7
|
0.1
|
1.0
|
CA
|
D:PHE71
|
4.7
|
0.4
|
1.0
|
CA
|
C:PHE71
|
4.8
|
0.4
|
1.0
|
N
|
D:GLY70
|
4.9
|
0.7
|
1.0
|
C
|
D:PHE71
|
4.9
|
0.9
|
1.0
|
C
|
C:PHE71
|
4.9
|
0.2
|
1.0
|
|
Potassium binding site 10 out
of 12 in 4gx5
Go back to
Potassium Binding Sites List in 4gx5
Potassium binding site 10 out
of 12 in the Gsuk Channel
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 10 of Gsuk Channel within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:K604
b:0.9
occ:0.50
|
K
|
C:K603
|
2.9
|
0.9
|
0.5
|
O
|
D:PHE71
|
3.1
|
0.5
|
1.0
|
O
|
C:PHE71
|
3.1
|
0.0
|
1.0
|
O
|
C:GLY70
|
3.2
|
0.8
|
1.0
|
O
|
D:GLY70
|
3.2
|
0.8
|
1.0
|
C
|
D:PHE71
|
3.6
|
0.9
|
1.0
|
C
|
C:PHE71
|
3.6
|
0.2
|
1.0
|
N
|
D:GLY72
|
4.2
|
0.0
|
1.0
|
CA
|
D:PHE71
|
4.2
|
0.4
|
1.0
|
N
|
C:GLY72
|
4.2
|
0.6
|
1.0
|
C
|
C:GLY70
|
4.3
|
0.8
|
1.0
|
C
|
D:GLY70
|
4.3
|
1.0
|
1.0
|
CA
|
C:PHE71
|
4.4
|
0.4
|
1.0
|
CA
|
C:GLY72
|
4.4
|
0.3
|
1.0
|
CA
|
D:GLY72
|
4.4
|
1.0
|
1.0
|
N
|
D:PHE71
|
4.8
|
0.6
|
1.0
|
N
|
C:PHE71
|
4.9
|
0.7
|
1.0
|
|
Reference:
C.Kong,
W.Zeng,
S.Ye,
L.Chen,
D.B.Sauer,
Y.Lam,
M.G.Derebe,
Y.Jiang.
Distinct Gating Mechanisms Revealed By the Structures of A Multi-Ligand Gated K(+) Channel. Elife V. 1 00184 2012.
PubMed: 23240087
DOI: 10.7554/ELIFE.00184
Page generated: Mon Aug 12 10:51:18 2024
|