Potassium in PDB 9g9w: Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant
Potassium Binding Sites:
The binding sites of Potassium atom in the Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant
(pdb code 9g9w). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the
Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant, PDB code: 9g9w:
Jump to Potassium binding site number:
1;
2;
3;
Potassium binding site 1 out
of 3 in 9g9w
Go back to
Potassium Binding Sites List in 9g9w
Potassium binding site 1 out
of 3 in the Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant
![](/pictures/K/pdb/g9/9g9w-K-sphere_01.jpg) Mono view
![](/pictures/K/pdb/g9/9g9w-K-sphere_01_stereo.jpg) Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K304
b:71.2
occ:1.00
|
O
|
A:TYR96
|
3.0
|
92.7
|
1.0
|
O
|
B:TYR96
|
3.0
|
92.1
|
1.0
|
O
|
B:PHE202
|
3.0
|
90.5
|
1.0
|
O
|
A:PHE202
|
3.0
|
90.2
|
1.0
|
O
|
A:GLY201
|
3.1
|
85.6
|
1.0
|
O
|
B:GLY201
|
3.1
|
85.4
|
1.0
|
O
|
B:GLY95
|
3.2
|
93.8
|
1.0
|
O
|
A:GLY95
|
3.2
|
92.6
|
1.0
|
C
|
A:TYR96
|
3.6
|
82.0
|
1.0
|
C
|
B:TYR96
|
3.6
|
83.1
|
1.0
|
C
|
B:PHE202
|
3.6
|
81.4
|
1.0
|
C
|
A:PHE202
|
3.6
|
81.7
|
1.0
|
CA
|
B:TYR96
|
4.1
|
73.1
|
1.0
|
CA
|
A:TYR96
|
4.1
|
73.3
|
1.0
|
CA
|
A:PHE202
|
4.1
|
70.8
|
1.0
|
CA
|
B:PHE202
|
4.1
|
70.2
|
1.0
|
C
|
A:GLY201
|
4.2
|
78.4
|
1.0
|
C
|
B:GLY201
|
4.2
|
78.5
|
1.0
|
C
|
A:GLY95
|
4.3
|
73.5
|
1.0
|
C
|
B:GLY95
|
4.3
|
74.6
|
1.0
|
N
|
A:GLY97
|
4.5
|
83.1
|
1.0
|
N
|
B:GLY97
|
4.5
|
83.3
|
1.0
|
N
|
A:GLY203
|
4.5
|
79.0
|
1.0
|
N
|
B:GLY203
|
4.5
|
79.8
|
1.0
|
N
|
A:PHE202
|
4.7
|
80.7
|
1.0
|
N
|
B:PHE202
|
4.7
|
80.0
|
1.0
|
N
|
A:TYR96
|
4.7
|
76.1
|
1.0
|
N
|
B:TYR96
|
4.7
|
76.8
|
1.0
|
CA
|
A:GLY97
|
4.9
|
80.9
|
1.0
|
CA
|
B:GLY97
|
4.9
|
81.0
|
1.0
|
CA
|
A:GLY203
|
4.9
|
75.3
|
1.0
|
CA
|
B:GLY203
|
4.9
|
76.7
|
1.0
|
|
Potassium binding site 2 out
of 3 in 9g9w
Go back to
Potassium Binding Sites List in 9g9w
Potassium binding site 2 out
of 3 in the Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant
![](/pictures/K/pdb/g9/9g9w-K-sphere_02.jpg) Mono view
![](/pictures/K/pdb/g9/9g9w-K-sphere_02_stereo.jpg) Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K305
b:67.1
occ:1.00
|
O
|
A:ILE200
|
2.7
|
87.0
|
1.0
|
O
|
B:ILE200
|
2.7
|
87.4
|
1.0
|
O
|
A:ILE94
|
2.9
|
95.1
|
1.0
|
O
|
B:ILE94
|
2.9
|
94.1
|
1.0
|
O
|
A:THR199
|
3.0
|
69.9
|
1.0
|
O
|
B:THR199
|
3.0
|
71.0
|
1.0
|
O
|
A:THR93
|
3.0
|
80.7
|
1.0
|
O
|
B:THR93
|
3.0
|
79.2
|
1.0
|
C
|
B:ILE200
|
3.6
|
72.0
|
1.0
|
C
|
A:ILE200
|
3.6
|
72.0
|
1.0
|
C
|
A:ILE94
|
3.7
|
77.0
|
1.0
|
C
|
B:ILE94
|
3.7
|
76.3
|
1.0
|
K
|
A:K306
|
3.7
|
91.7
|
1.0
|
C
|
A:THR199
|
4.2
|
68.3
|
1.0
|
C
|
B:THR199
|
4.2
|
70.3
|
1.0
|
C
|
A:THR93
|
4.2
|
69.2
|
1.0
|
C
|
B:THR93
|
4.2
|
67.9
|
1.0
|
CA
|
A:ILE200
|
4.2
|
63.6
|
1.0
|
CA
|
B:ILE200
|
4.2
|
64.2
|
1.0
|
CA
|
B:ILE94
|
4.2
|
74.7
|
1.0
|
CA
|
A:ILE94
|
4.2
|
75.2
|
1.0
|
N
|
B:GLY95
|
4.5
|
68.9
|
1.0
|
N
|
A:GLY95
|
4.5
|
69.2
|
1.0
|
N
|
A:GLY201
|
4.6
|
75.8
|
1.0
|
N
|
B:GLY201
|
4.6
|
74.8
|
1.0
|
O
|
B:GLY95
|
4.7
|
93.8
|
1.0
|
O
|
A:GLY95
|
4.7
|
92.6
|
1.0
|
N
|
A:ILE200
|
4.7
|
65.8
|
1.0
|
N
|
B:ILE200
|
4.7
|
65.5
|
1.0
|
N
|
A:ILE94
|
4.7
|
75.6
|
1.0
|
N
|
B:ILE94
|
4.7
|
75.4
|
1.0
|
O
|
A:GLY201
|
4.8
|
85.6
|
1.0
|
O
|
B:GLY201
|
4.8
|
85.4
|
1.0
|
CA
|
A:GLY201
|
4.8
|
71.8
|
1.0
|
CA
|
B:GLY201
|
4.8
|
70.7
|
1.0
|
CA
|
B:GLY95
|
4.8
|
61.2
|
1.0
|
CA
|
A:GLY95
|
4.8
|
59.6
|
1.0
|
|
Potassium binding site 3 out
of 3 in 9g9w
Go back to
Potassium Binding Sites List in 9g9w
Potassium binding site 3 out
of 3 in the Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant
![](/pictures/K/pdb/g9/9g9w-K-sphere_03.jpg) Mono view
![](/pictures/K/pdb/g9/9g9w-K-sphere_03_stereo.jpg) Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Structure of the Human Two Pore Domain Potassium Ion Channel Task-3 (K2P9.1) G236R Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K306
b:91.7
occ:1.00
|
OG1
|
A:THR93
|
3.0
|
82.0
|
1.0
|
OG1
|
B:THR93
|
3.0
|
81.8
|
1.0
|
O
|
A:THR93
|
3.1
|
80.7
|
1.0
|
O
|
B:THR93
|
3.1
|
79.2
|
1.0
|
O
|
A:THR199
|
3.1
|
69.9
|
1.0
|
O
|
B:THR199
|
3.1
|
71.0
|
1.0
|
OG1
|
A:THR199
|
3.1
|
79.4
|
1.0
|
OG1
|
B:THR199
|
3.1
|
79.7
|
1.0
|
CB
|
A:THR199
|
3.7
|
74.2
|
1.0
|
CB
|
B:THR199
|
3.7
|
74.6
|
1.0
|
K
|
A:K305
|
3.7
|
67.1
|
1.0
|
CB
|
A:THR93
|
3.7
|
75.5
|
1.0
|
CB
|
B:THR93
|
3.7
|
76.1
|
1.0
|
C
|
A:THR199
|
4.0
|
68.3
|
1.0
|
C
|
B:THR199
|
4.0
|
70.3
|
1.0
|
C
|
A:THR93
|
4.0
|
69.2
|
1.0
|
C
|
B:THR93
|
4.0
|
67.9
|
1.0
|
CA
|
A:THR199
|
4.5
|
70.0
|
1.0
|
CA
|
B:THR199
|
4.5
|
70.3
|
1.0
|
CA
|
B:THR93
|
4.5
|
72.4
|
1.0
|
CA
|
A:THR93
|
4.5
|
73.1
|
1.0
|
CG2
|
A:THR199
|
4.9
|
69.0
|
1.0
|
CG2
|
B:THR199
|
4.9
|
70.2
|
1.0
|
CG2
|
A:THR93
|
4.9
|
78.4
|
1.0
|
CG2
|
B:THR93
|
4.9
|
77.7
|
1.0
|
N
|
A:ILE200
|
4.9
|
65.8
|
1.0
|
N
|
B:ILE200
|
4.9
|
65.5
|
1.0
|
N
|
A:ILE94
|
5.0
|
75.6
|
1.0
|
N
|
B:ILE94
|
5.0
|
75.4
|
1.0
|
|
Reference:
P.R.Hall,
T.Jouen-Tachoire,
M.Schewe,
P.Proks,
T.Baukrowitz,
E.P.Carpenter,
S.Newstead,
K.E.J.Rodstrom,
S.J.Tucker.
Structures of Task-1 and Task-3 K2P Channels Provide Insight Into Their Gating and Dysfunction in Disease. Structure 2024.
ISSN: ISSN 0969-2126
PubMed: 39637865
DOI: 10.1016/J.STR.2024.11.005
Page generated: Sat Feb 8 20:11:18 2025
|