Potassium in PDB 6cnm: Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex
Potassium Binding Sites:
The binding sites of Potassium atom in the Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex
(pdb code 6cnm). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 5 binding sites of Potassium where determined in the
Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex, PDB code: 6cnm:
Jump to Potassium binding site number:
1;
2;
3;
4;
5;
Potassium binding site 1 out
of 5 in 6cnm
Go back to
Potassium Binding Sites List in 6cnm
Potassium binding site 1 out
of 5 in the Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1001
b:51.2
occ:1.00
|
O
|
B:TYR253
|
2.6
|
16.1
|
1.0
|
O
|
C:TYR253
|
2.6
|
20.3
|
1.0
|
O
|
A:TYR253
|
2.6
|
14.8
|
1.0
|
O
|
D:TYR253
|
2.6
|
16.9
|
1.0
|
O
|
D:GLY252
|
2.9
|
14.7
|
1.0
|
O
|
C:GLY252
|
2.9
|
27.7
|
1.0
|
O
|
B:GLY252
|
2.9
|
12.7
|
1.0
|
O
|
A:GLY252
|
2.9
|
13.4
|
1.0
|
K
|
A:K1002
|
3.3
|
31.8
|
1.0
|
C
|
B:TYR253
|
3.6
|
16.1
|
1.0
|
C
|
C:TYR253
|
3.6
|
20.3
|
1.0
|
C
|
A:TYR253
|
3.6
|
14.8
|
1.0
|
C
|
D:TYR253
|
3.6
|
16.9
|
1.0
|
C
|
D:GLY252
|
4.1
|
14.7
|
1.0
|
C
|
C:GLY252
|
4.1
|
27.7
|
1.0
|
C
|
A:GLY252
|
4.1
|
13.4
|
1.0
|
C
|
B:GLY252
|
4.1
|
12.7
|
1.0
|
CA
|
B:TYR253
|
4.1
|
16.1
|
1.0
|
CA
|
A:TYR253
|
4.1
|
14.8
|
1.0
|
CA
|
C:TYR253
|
4.1
|
20.3
|
1.0
|
CA
|
D:TYR253
|
4.1
|
16.9
|
1.0
|
N
|
B:GLY254
|
4.6
|
20.6
|
1.0
|
N
|
C:GLY254
|
4.6
|
23.2
|
1.0
|
N
|
A:GLY254
|
4.6
|
20.8
|
1.0
|
N
|
D:GLY254
|
4.6
|
22.2
|
1.0
|
K
|
A:K1005
|
4.6
|
92.6
|
1.0
|
N
|
C:TYR253
|
4.6
|
20.3
|
1.0
|
N
|
B:TYR253
|
4.6
|
16.1
|
1.0
|
N
|
A:TYR253
|
4.6
|
14.8
|
1.0
|
N
|
D:TYR253
|
4.6
|
16.9
|
1.0
|
CA
|
C:GLY254
|
4.9
|
23.2
|
1.0
|
CA
|
B:GLY254
|
4.9
|
20.6
|
1.0
|
CA
|
A:GLY254
|
4.9
|
20.8
|
1.0
|
CA
|
D:GLY254
|
4.9
|
22.2
|
1.0
|
|
Potassium binding site 2 out
of 5 in 6cnm
Go back to
Potassium Binding Sites List in 6cnm
Potassium binding site 2 out
of 5 in the Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1002
b:31.8
occ:1.00
|
O
|
A:GLY252
|
2.7
|
13.4
|
1.0
|
O
|
C:GLY252
|
2.7
|
27.7
|
1.0
|
O
|
B:GLY252
|
2.7
|
12.7
|
1.0
|
O
|
D:GLY252
|
2.7
|
14.7
|
1.0
|
O
|
D:ILE251
|
2.7
|
12.8
|
1.0
|
O
|
B:ILE251
|
2.7
|
13.3
|
1.0
|
O
|
A:ILE251
|
2.7
|
7.0
|
1.0
|
O
|
C:ILE251
|
2.7
|
51.2
|
1.0
|
K
|
A:K1003
|
3.2
|
51.2
|
1.0
|
K
|
A:K1001
|
3.3
|
51.2
|
1.0
|
C
|
D:GLY252
|
3.7
|
14.7
|
1.0
|
C
|
A:GLY252
|
3.7
|
13.4
|
1.0
|
C
|
C:GLY252
|
3.7
|
27.7
|
1.0
|
C
|
B:GLY252
|
3.7
|
12.7
|
1.0
|
C
|
C:ILE251
|
3.9
|
51.2
|
1.0
|
C
|
D:ILE251
|
3.9
|
12.8
|
1.0
|
C
|
B:ILE251
|
3.9
|
13.3
|
1.0
|
C
|
A:ILE251
|
3.9
|
7.0
|
1.0
|
CA
|
D:GLY252
|
4.1
|
14.7
|
1.0
|
CA
|
A:GLY252
|
4.1
|
13.4
|
1.0
|
CA
|
C:GLY252
|
4.1
|
27.7
|
1.0
|
CA
|
B:GLY252
|
4.1
|
12.7
|
1.0
|
N
|
D:GLY252
|
4.5
|
14.7
|
1.0
|
N
|
A:GLY252
|
4.5
|
13.4
|
1.0
|
N
|
C:GLY252
|
4.5
|
27.7
|
1.0
|
N
|
B:GLY252
|
4.5
|
12.7
|
1.0
|
N
|
A:TYR253
|
4.7
|
14.8
|
1.0
|
N
|
C:TYR253
|
4.7
|
20.3
|
1.0
|
N
|
D:TYR253
|
4.7
|
16.9
|
1.0
|
N
|
B:TYR253
|
4.7
|
16.1
|
1.0
|
|
Potassium binding site 3 out
of 5 in 6cnm
Go back to
Potassium Binding Sites List in 6cnm
Potassium binding site 3 out
of 5 in the Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1003
b:51.2
occ:1.00
|
O
|
D:ILE251
|
2.8
|
12.8
|
1.0
|
O
|
A:ILE251
|
2.8
|
7.0
|
1.0
|
O
|
C:ILE251
|
2.8
|
51.2
|
1.0
|
O
|
B:ILE251
|
2.8
|
13.3
|
1.0
|
O
|
B:THR250
|
2.9
|
11.2
|
1.0
|
O
|
A:THR250
|
2.9
|
12.1
|
1.0
|
O
|
C:THR250
|
2.9
|
21.5
|
1.0
|
O
|
D:THR250
|
2.9
|
13.9
|
1.0
|
K
|
A:K1002
|
3.2
|
31.8
|
1.0
|
K
|
A:K1004
|
3.4
|
26.8
|
1.0
|
C
|
D:ILE251
|
3.7
|
12.8
|
1.0
|
C
|
C:ILE251
|
3.7
|
51.2
|
1.0
|
C
|
A:ILE251
|
3.7
|
7.0
|
1.0
|
C
|
B:ILE251
|
3.7
|
13.3
|
1.0
|
C
|
B:THR250
|
4.0
|
11.2
|
1.0
|
C
|
A:THR250
|
4.0
|
12.1
|
1.0
|
C
|
C:THR250
|
4.0
|
21.5
|
1.0
|
C
|
D:THR250
|
4.0
|
13.9
|
1.0
|
CA
|
D:ILE251
|
4.1
|
12.8
|
1.0
|
CA
|
C:ILE251
|
4.1
|
51.2
|
1.0
|
CA
|
A:ILE251
|
4.1
|
7.0
|
1.0
|
CA
|
B:ILE251
|
4.1
|
13.3
|
1.0
|
N
|
D:ILE251
|
4.5
|
12.8
|
1.0
|
N
|
C:ILE251
|
4.5
|
51.2
|
1.0
|
N
|
B:ILE251
|
4.5
|
13.3
|
1.0
|
N
|
A:ILE251
|
4.5
|
7.0
|
1.0
|
N
|
D:GLY252
|
4.8
|
14.7
|
1.0
|
N
|
A:GLY252
|
4.8
|
13.4
|
1.0
|
N
|
C:GLY252
|
4.8
|
27.7
|
1.0
|
N
|
B:GLY252
|
4.8
|
12.7
|
1.0
|
|
Potassium binding site 4 out
of 5 in 6cnm
Go back to
Potassium Binding Sites List in 6cnm
Potassium binding site 4 out
of 5 in the Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1004
b:26.8
occ:1.00
|
O
|
D:THR250
|
3.1
|
13.9
|
1.0
|
O
|
A:THR250
|
3.1
|
12.1
|
1.0
|
O
|
C:THR250
|
3.1
|
21.5
|
1.0
|
O
|
B:THR250
|
3.1
|
11.2
|
1.0
|
OG1
|
B:THR250
|
3.1
|
11.2
|
1.0
|
OG1
|
A:THR250
|
3.1
|
12.1
|
1.0
|
OG1
|
C:THR250
|
3.1
|
21.5
|
1.0
|
OG1
|
D:THR250
|
3.1
|
13.9
|
1.0
|
K
|
A:K1003
|
3.4
|
51.2
|
1.0
|
CB
|
B:THR250
|
3.8
|
11.2
|
1.0
|
CB
|
A:THR250
|
3.8
|
12.1
|
1.0
|
CB
|
C:THR250
|
3.8
|
21.5
|
1.0
|
CB
|
D:THR250
|
3.8
|
13.9
|
1.0
|
C
|
A:THR250
|
4.1
|
12.1
|
1.0
|
C
|
C:THR250
|
4.1
|
21.5
|
1.0
|
C
|
B:THR250
|
4.1
|
11.2
|
1.0
|
C
|
D:THR250
|
4.1
|
13.9
|
1.0
|
CA
|
B:THR250
|
4.6
|
11.2
|
1.0
|
CA
|
A:THR250
|
4.6
|
12.1
|
1.0
|
CA
|
C:THR250
|
4.6
|
21.5
|
1.0
|
CA
|
D:THR250
|
4.6
|
13.9
|
1.0
|
CG2
|
B:THR250
|
5.0
|
11.2
|
1.0
|
CG2
|
A:THR250
|
5.0
|
12.1
|
1.0
|
CG2
|
D:THR250
|
5.0
|
13.9
|
1.0
|
CG2
|
C:THR250
|
5.0
|
21.5
|
1.0
|
|
Potassium binding site 5 out
of 5 in 6cnm
Go back to
Potassium Binding Sites List in 6cnm
Potassium binding site 5 out
of 5 in the Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 5 of Cryo-Em Structure of the Human SK4/Calmodulin Channel Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1005
b:92.6
occ:1.00
|
O
|
D:TYR253
|
4.1
|
16.9
|
1.0
|
O
|
B:TYR253
|
4.2
|
16.1
|
1.0
|
O
|
C:TYR253
|
4.2
|
20.3
|
1.0
|
O
|
A:TYR253
|
4.2
|
14.8
|
1.0
|
K
|
A:K1001
|
4.6
|
51.2
|
1.0
|
O
|
B:GLY254
|
4.7
|
20.6
|
1.0
|
O
|
A:GLY254
|
4.7
|
20.8
|
1.0
|
O
|
C:GLY254
|
4.7
|
23.2
|
1.0
|
O
|
D:GLY254
|
4.7
|
22.2
|
1.0
|
|
Reference:
C.H.Lee,
R.Mackinnon.
Activation Mechanism of A Human Sk-Calmodulin Channel Complex Elucidated By Cryo-Em Structures. Science V. 360 508 2018.
ISSN: ESSN 1095-9203
PubMed: 29724949
DOI: 10.1126/SCIENCE.AAS9466
Page generated: Mon Aug 12 15:34:51 2024
|