Potassium in PDB 4ruf: Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
Protein crystallography data
The structure of Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant, PDB code: 4ruf
was solved by
M.Lolicato,
D.L.Jr.Minor,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
14.99 /
3.40
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
88.053,
127.982,
130.406,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
29.7 /
32.8
|
Potassium Binding Sites:
The binding sites of Potassium atom in the Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
(pdb code 4ruf). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 6 binding sites of Potassium where determined in the
Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant, PDB code: 4ruf:
Jump to Potassium binding site number:
1;
2;
3;
4;
5;
6;
Potassium binding site 1 out
of 6 in 4ruf
Go back to
Potassium Binding Sites List in 4ruf
Potassium binding site 1 out
of 6 in the Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K401
b:0.9
occ:1.00
|
K
|
B:K401
|
2.7
|
0.8
|
1.0
|
O
|
B:THR238
|
2.7
|
0.2
|
1.0
|
O
|
A:THR129
|
2.7
|
0.3
|
1.0
|
O
|
A:VAL239
|
2.8
|
0.5
|
1.0
|
O
|
A:THR238
|
2.8
|
0.7
|
1.0
|
O
|
B:THR129
|
2.8
|
0.1
|
1.0
|
O
|
A:ILE130
|
2.8
|
0.8
|
1.0
|
O
|
B:ILE130
|
2.8
|
0.5
|
1.0
|
O
|
B:VAL239
|
3.0
|
90.7
|
1.0
|
C
|
A:VAL239
|
3.4
|
0.8
|
1.0
|
C
|
B:VAL239
|
3.5
|
0.0
|
1.0
|
C
|
B:ILE130
|
3.5
|
1.0
|
1.0
|
C
|
A:ILE130
|
3.6
|
0.4
|
1.0
|
K
|
A:K402
|
3.8
|
0.2
|
1.0
|
C
|
B:THR238
|
3.8
|
0.3
|
1.0
|
C
|
A:THR129
|
3.8
|
0.0
|
1.0
|
C
|
A:THR238
|
3.9
|
0.8
|
1.0
|
C
|
B:THR129
|
3.9
|
0.6
|
1.0
|
CA
|
B:VAL239
|
4.0
|
0.3
|
1.0
|
CA
|
A:VAL239
|
4.0
|
0.6
|
1.0
|
CA
|
B:ILE130
|
4.0
|
0.0
|
1.0
|
CA
|
A:ILE130
|
4.0
|
0.2
|
1.0
|
N
|
B:GLY240
|
4.3
|
0.3
|
1.0
|
N
|
B:VAL239
|
4.3
|
0.9
|
1.0
|
N
|
A:GLY240
|
4.3
|
0.6
|
1.0
|
N
|
A:VAL239
|
4.4
|
0.4
|
1.0
|
N
|
A:ILE130
|
4.4
|
0.4
|
1.0
|
N
|
B:ILE130
|
4.4
|
0.4
|
1.0
|
N
|
B:GLY131
|
4.4
|
0.5
|
1.0
|
N
|
A:GLY131
|
4.6
|
0.3
|
1.0
|
CA
|
B:GLY240
|
4.6
|
0.1
|
1.0
|
O
|
A:GLY240
|
4.6
|
0.8
|
1.0
|
CA
|
A:GLY240
|
4.7
|
0.4
|
1.0
|
O
|
B:GLY131
|
4.7
|
0.1
|
1.0
|
O
|
A:GLY131
|
4.7
|
0.3
|
1.0
|
CA
|
B:GLY131
|
4.8
|
0.6
|
1.0
|
O
|
B:GLY240
|
4.9
|
0.7
|
1.0
|
CA
|
B:THR238
|
4.9
|
0.5
|
1.0
|
C
|
A:GLY240
|
5.0
|
0.1
|
1.0
|
CA
|
A:GLY131
|
5.0
|
0.2
|
1.0
|
|
Potassium binding site 2 out
of 6 in 4ruf
Go back to
Potassium Binding Sites List in 4ruf
Potassium binding site 2 out
of 6 in the Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K402
b:0.2
occ:1.00
|
OG1
|
B:THR238
|
2.7
|
0.8
|
1.0
|
OG1
|
B:THR129
|
2.8
|
0.7
|
1.0
|
OG1
|
A:THR238
|
2.8
|
1.0
|
1.0
|
O
|
B:THR238
|
2.8
|
0.2
|
1.0
|
O
|
B:THR129
|
2.8
|
0.1
|
1.0
|
O
|
A:THR238
|
2.9
|
0.7
|
1.0
|
OG1
|
A:THR129
|
2.9
|
0.8
|
1.0
|
O
|
A:THR129
|
2.9
|
0.3
|
1.0
|
CB
|
A:THR129
|
3.2
|
0.0
|
1.0
|
CB
|
A:THR238
|
3.3
|
0.5
|
1.0
|
CB
|
B:THR238
|
3.3
|
0.9
|
1.0
|
CB
|
B:THR129
|
3.3
|
93.3
|
1.0
|
C
|
A:THR238
|
3.7
|
0.8
|
1.0
|
C
|
A:THR129
|
3.7
|
0.0
|
1.0
|
C
|
B:THR129
|
3.7
|
0.6
|
1.0
|
C
|
B:THR238
|
3.7
|
0.3
|
1.0
|
K
|
A:K401
|
3.8
|
0.9
|
1.0
|
CA
|
A:THR129
|
4.1
|
0.5
|
1.0
|
CA
|
A:THR238
|
4.2
|
0.8
|
1.0
|
CA
|
B:THR238
|
4.2
|
0.5
|
1.0
|
CA
|
B:THR129
|
4.2
|
0.1
|
1.0
|
CG2
|
A:THR129
|
4.4
|
0.3
|
1.0
|
CG2
|
A:THR238
|
4.5
|
0.7
|
1.0
|
CG2
|
B:THR238
|
4.5
|
0.1
|
1.0
|
CG2
|
B:THR129
|
4.6
|
0.6
|
1.0
|
O
|
B:THR237
|
4.7
|
91.9
|
1.0
|
N
|
A:VAL239
|
4.7
|
0.4
|
1.0
|
O
|
B:THR128
|
4.8
|
0.1
|
1.0
|
N
|
A:ILE130
|
4.8
|
0.4
|
1.0
|
N
|
B:ILE130
|
4.8
|
0.4
|
1.0
|
O
|
A:THR237
|
4.8
|
0.4
|
1.0
|
N
|
B:VAL239
|
4.8
|
0.9
|
1.0
|
O
|
A:THR128
|
4.8
|
0.9
|
1.0
|
|
Potassium binding site 3 out
of 6 in 4ruf
Go back to
Potassium Binding Sites List in 4ruf
Potassium binding site 3 out
of 6 in the Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K403
b:0.6
occ:1.00
|
O
|
A:TYR132
|
2.8
|
0.6
|
1.0
|
O
|
B:TYR132
|
2.8
|
0.5
|
1.0
|
O
|
B:GLY240
|
2.8
|
0.7
|
1.0
|
O
|
A:PHE241
|
2.9
|
0.2
|
1.0
|
O
|
A:GLY240
|
3.0
|
0.8
|
1.0
|
O
|
A:GLY131
|
3.0
|
0.3
|
1.0
|
O
|
B:GLY131
|
3.0
|
0.1
|
1.0
|
K
|
B:K401
|
3.3
|
0.8
|
1.0
|
O
|
B:PHE241
|
3.3
|
0.4
|
1.0
|
C
|
A:TYR132
|
3.4
|
0.3
|
1.0
|
C
|
A:PHE241
|
3.5
|
0.9
|
1.0
|
C
|
B:TYR132
|
3.5
|
1.0
|
1.0
|
C
|
B:PHE241
|
3.6
|
0.2
|
1.0
|
C
|
B:GLY240
|
3.9
|
1.0
|
1.0
|
CA
|
A:TYR132
|
4.0
|
0.0
|
1.0
|
CA
|
A:PHE241
|
4.0
|
0.2
|
1.0
|
CA
|
B:PHE241
|
4.0
|
96.9
|
1.0
|
C
|
A:GLY240
|
4.1
|
0.1
|
1.0
|
C
|
A:GLY131
|
4.1
|
0.5
|
1.0
|
CA
|
B:TYR132
|
4.1
|
0.7
|
1.0
|
C
|
B:GLY131
|
4.1
|
1.0
|
1.0
|
N
|
A:GLY133
|
4.2
|
1.0
|
1.0
|
N
|
A:GLY242
|
4.2
|
0.9
|
1.0
|
N
|
B:GLY133
|
4.2
|
0.1
|
1.0
|
N
|
B:GLY242
|
4.4
|
0.5
|
1.0
|
N
|
B:PHE241
|
4.5
|
1.0
|
1.0
|
CA
|
B:GLY133
|
4.5
|
0.6
|
1.0
|
N
|
A:PHE241
|
4.5
|
1.0
|
1.0
|
CA
|
A:GLY133
|
4.5
|
0.9
|
1.0
|
N
|
A:TYR132
|
4.5
|
0.2
|
1.0
|
CA
|
A:GLY242
|
4.6
|
0.7
|
1.0
|
N
|
B:TYR132
|
4.6
|
0.5
|
1.0
|
CA
|
B:GLY242
|
4.8
|
0.1
|
1.0
|
O
|
B:VAL239
|
5.0
|
90.7
|
1.0
|
|
Potassium binding site 4 out
of 6 in 4ruf
Go back to
Potassium Binding Sites List in 4ruf
Potassium binding site 4 out
of 6 in the Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:K401
b:0.8
occ:1.00
|
K
|
A:K401
|
2.7
|
0.9
|
1.0
|
O
|
A:GLY240
|
2.7
|
0.8
|
1.0
|
O
|
B:VAL239
|
2.7
|
90.7
|
1.0
|
O
|
B:GLY131
|
2.7
|
0.1
|
1.0
|
O
|
B:ILE130
|
2.7
|
0.5
|
1.0
|
O
|
A:ILE130
|
2.7
|
0.8
|
1.0
|
O
|
B:GLY240
|
2.8
|
0.7
|
1.0
|
O
|
A:VAL239
|
2.8
|
0.5
|
1.0
|
O
|
A:GLY131
|
2.8
|
0.3
|
1.0
|
K
|
A:K403
|
3.3
|
0.6
|
1.0
|
C
|
B:GLY240
|
3.5
|
1.0
|
1.0
|
C
|
A:GLY240
|
3.5
|
0.1
|
1.0
|
C
|
B:GLY131
|
3.6
|
1.0
|
1.0
|
C
|
A:GLY131
|
3.7
|
0.5
|
1.0
|
C
|
B:VAL239
|
3.7
|
0.0
|
1.0
|
CA
|
B:GLY240
|
3.8
|
0.1
|
1.0
|
C
|
B:ILE130
|
3.9
|
1.0
|
1.0
|
C
|
A:VAL239
|
3.9
|
0.8
|
1.0
|
C
|
A:ILE130
|
3.9
|
0.4
|
1.0
|
CA
|
A:GLY240
|
4.1
|
0.4
|
1.0
|
CA
|
B:GLY131
|
4.1
|
0.6
|
1.0
|
N
|
B:GLY240
|
4.2
|
0.3
|
1.0
|
CA
|
A:GLY131
|
4.3
|
0.2
|
1.0
|
N
|
A:GLY240
|
4.4
|
0.6
|
1.0
|
N
|
B:GLY131
|
4.4
|
0.5
|
1.0
|
N
|
B:PHE241
|
4.5
|
1.0
|
1.0
|
N
|
A:PHE241
|
4.5
|
1.0
|
1.0
|
N
|
A:GLY131
|
4.5
|
0.3
|
1.0
|
N
|
B:TYR132
|
4.6
|
0.5
|
1.0
|
N
|
A:TYR132
|
4.7
|
0.2
|
1.0
|
O
|
B:THR238
|
4.8
|
0.2
|
1.0
|
CA
|
A:PHE241
|
4.9
|
0.2
|
1.0
|
O
|
A:THR129
|
4.9
|
0.3
|
1.0
|
CA
|
B:VAL239
|
4.9
|
0.3
|
1.0
|
CA
|
B:TYR132
|
5.0
|
0.7
|
1.0
|
O
|
B:THR129
|
5.0
|
0.1
|
1.0
|
O
|
A:THR238
|
5.0
|
0.7
|
1.0
|
CA
|
B:PHE241
|
5.0
|
96.9
|
1.0
|
CA
|
A:TYR132
|
5.0
|
0.0
|
1.0
|
|
Potassium binding site 5 out
of 6 in 4ruf
Go back to
Potassium Binding Sites List in 4ruf
Potassium binding site 5 out
of 6 in the Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 5 of Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:K402
b:0.9
occ:1.00
|
OG1
|
B:THR238
|
4.2
|
0.8
|
1.0
|
OG1
|
B:THR129
|
4.6
|
0.7
|
1.0
|
CG2
|
B:THR238
|
4.6
|
0.1
|
1.0
|
CB
|
B:THR238
|
5.0
|
0.9
|
1.0
|
|
Potassium binding site 6 out
of 6 in 4ruf
Go back to
Potassium Binding Sites List in 4ruf
Potassium binding site 6 out
of 6 in the Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 6 of Human K2P4.1 (Traaak) Potassium Channel, W262S Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:K403
b:0.1
occ:1.00
|
O
|
B:GLY96
|
4.6
|
0.4
|
1.0
|
CA
|
B:GLY96
|
4.8
|
0.2
|
1.0
|
|
Reference:
M.Lolicato,
P.M.Riegelhaupt,
C.Arrigoni,
K.A.Clark,
D.L.Jr.Minor.
Transmembrane Helix Straightening and Buckling Underlies Activation of Mechanosensitive and Thermosensitive K2P Channels Neuron 2014.
ISSN: ISSN 0896-6273
Page generated: Mon Aug 12 12:03:10 2024
|