Potassium in PDB 6w83: K2P2.1 (Trek-1), 100 Mm K+
Protein crystallography data
The structure of K2P2.1 (Trek-1), 100 Mm K+, PDB code: 6w83
was solved by
M.Lolicato,
D.L.Minor,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
14.95 /
3.90
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
70.222,
121.164,
129.426,
90,
90,
90
|
R / Rfree (%)
|
24.2 /
31.2
|
Other elements in 6w83:
The structure of K2P2.1 (Trek-1), 100 Mm K+ also contains other interesting chemical elements:
Potassium Binding Sites:
The binding sites of Potassium atom in the K2P2.1 (Trek-1), 100 Mm K+
(pdb code 6w83). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 6 binding sites of Potassium where determined in the
K2P2.1 (Trek-1), 100 Mm K+, PDB code: 6w83:
Jump to Potassium binding site number:
1;
2;
3;
4;
5;
6;
Potassium binding site 1 out
of 6 in 6w83
Go back to
Potassium Binding Sites List in 6w83
Potassium binding site 1 out
of 6 in the K2P2.1 (Trek-1), 100 Mm K+
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of K2P2.1 (Trek-1), 100 Mm K+ within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K407
b:156.2
occ:1.00
|
O
|
A:GLY144
|
2.9
|
176.4
|
1.0
|
O
|
A:PHE145
|
3.0
|
183.1
|
1.0
|
O
|
A:GLY253
|
3.0
|
178.4
|
1.0
|
O
|
B:PHE254
|
3.0
|
159.7
|
1.0
|
O
|
B:GLY253
|
3.1
|
188.6
|
1.0
|
O
|
B:GLY144
|
3.1
|
155.3
|
1.0
|
K
|
A:K408
|
3.1
|
172.8
|
1.0
|
O
|
B:PHE145
|
3.1
|
174.2
|
1.0
|
O
|
A:PHE254
|
3.1
|
213.0
|
1.0
|
C
|
A:PHE145
|
3.5
|
190.7
|
1.0
|
C
|
B:PHE145
|
3.6
|
154.4
|
1.0
|
C
|
B:PHE254
|
3.7
|
194.0
|
1.0
|
C
|
A:PHE254
|
3.7
|
183.3
|
1.0
|
CA
|
B:PHE254
|
4.0
|
194.8
|
1.0
|
CA
|
A:PHE254
|
4.1
|
171.3
|
1.0
|
C
|
A:GLY144
|
4.1
|
182.1
|
1.0
|
N
|
A:GLY146
|
4.1
|
209.6
|
1.0
|
CA
|
A:PHE145
|
4.1
|
180.4
|
1.0
|
C
|
A:GLY253
|
4.1
|
193.5
|
1.0
|
C
|
B:GLY253
|
4.2
|
191.6
|
1.0
|
C
|
B:GLY144
|
4.2
|
165.5
|
1.0
|
CA
|
B:PHE145
|
4.2
|
149.3
|
1.0
|
N
|
B:GLY146
|
4.3
|
162.9
|
1.0
|
CA
|
A:GLY146
|
4.3
|
208.6
|
1.0
|
CA
|
B:GLY146
|
4.5
|
177.2
|
1.0
|
N
|
A:GLY255
|
4.6
|
185.2
|
1.0
|
N
|
B:PHE254
|
4.6
|
193.2
|
1.0
|
N
|
B:GLY255
|
4.6
|
201.1
|
1.0
|
N
|
A:PHE145
|
4.6
|
186.2
|
1.0
|
N
|
A:PHE254
|
4.6
|
192.1
|
1.0
|
N
|
B:PHE145
|
4.8
|
159.4
|
1.0
|
|
Potassium binding site 2 out
of 6 in 6w83
Go back to
Potassium Binding Sites List in 6w83
Potassium binding site 2 out
of 6 in the K2P2.1 (Trek-1), 100 Mm K+
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of K2P2.1 (Trek-1), 100 Mm K+ within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K408
b:172.8
occ:1.00
|
O
|
A:GLY144
|
2.6
|
176.4
|
1.0
|
O
|
B:ILE252
|
2.7
|
135.2
|
1.0
|
O
|
A:ILE143
|
2.7
|
162.0
|
1.0
|
O
|
B:GLY253
|
2.8
|
188.6
|
1.0
|
O
|
A:GLY253
|
2.9
|
178.4
|
1.0
|
O
|
A:ILE252
|
2.9
|
167.0
|
1.0
|
K
|
B:K403
|
3.0
|
157.2
|
1.0
|
O
|
B:ILE143
|
3.0
|
138.6
|
1.0
|
O
|
B:GLY144
|
3.0
|
155.3
|
1.0
|
K
|
A:K407
|
3.1
|
156.2
|
1.0
|
C
|
A:GLY144
|
3.5
|
182.1
|
1.0
|
C
|
B:GLY253
|
3.6
|
191.6
|
1.0
|
C
|
A:GLY253
|
3.8
|
193.5
|
1.0
|
C
|
A:ILE143
|
3.8
|
163.6
|
1.0
|
C
|
B:ILE252
|
3.9
|
176.3
|
1.0
|
C
|
B:GLY144
|
4.0
|
165.5
|
1.0
|
CA
|
A:GLY144
|
4.0
|
173.6
|
1.0
|
C
|
A:ILE252
|
4.1
|
164.0
|
1.0
|
C
|
B:ILE143
|
4.2
|
156.4
|
1.0
|
CA
|
B:GLY253
|
4.2
|
198.7
|
1.0
|
CA
|
A:GLY253
|
4.3
|
190.2
|
1.0
|
N
|
A:GLY144
|
4.4
|
166.4
|
1.0
|
N
|
B:GLY253
|
4.5
|
202.4
|
1.0
|
CA
|
B:GLY144
|
4.5
|
166.1
|
1.0
|
N
|
A:PHE145
|
4.5
|
186.2
|
1.0
|
N
|
B:PHE254
|
4.5
|
193.2
|
1.0
|
N
|
A:GLY253
|
4.6
|
161.8
|
1.0
|
N
|
A:PHE254
|
4.8
|
192.1
|
1.0
|
N
|
B:GLY144
|
4.8
|
172.2
|
1.0
|
CA
|
B:PHE254
|
4.8
|
194.8
|
1.0
|
CA
|
A:PHE145
|
4.8
|
180.4
|
1.0
|
N
|
B:PHE145
|
4.9
|
159.4
|
1.0
|
|
Potassium binding site 3 out
of 6 in 6w83
Go back to
Potassium Binding Sites List in 6w83
Potassium binding site 3 out
of 6 in the K2P2.1 (Trek-1), 100 Mm K+
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of K2P2.1 (Trek-1), 100 Mm K+ within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K409
b:139.7
occ:1.00
|
O
|
B:THR251
|
2.7
|
146.4
|
1.0
|
O
|
A:THR142
|
2.9
|
149.1
|
1.0
|
O
|
A:THR251
|
2.9
|
113.7
|
1.0
|
O
|
B:THR142
|
3.0
|
159.3
|
1.0
|
OG1
|
B:THR251
|
3.0
|
162.8
|
1.0
|
OG1
|
A:THR142
|
3.2
|
156.2
|
1.0
|
OG1
|
A:THR251
|
3.2
|
183.3
|
1.0
|
CB
|
A:THR251
|
3.4
|
167.6
|
1.0
|
OG1
|
B:THR142
|
3.4
|
158.2
|
1.0
|
CG2
|
B:THR251
|
3.5
|
154.0
|
1.0
|
K
|
B:K403
|
3.5
|
157.2
|
1.0
|
CB
|
A:THR142
|
3.6
|
158.3
|
1.0
|
CB
|
B:THR251
|
3.8
|
153.7
|
1.0
|
C
|
A:THR251
|
3.8
|
139.9
|
1.0
|
C
|
B:THR251
|
3.8
|
153.3
|
1.0
|
CB
|
B:THR142
|
3.8
|
154.3
|
1.0
|
C
|
A:THR142
|
3.8
|
150.4
|
1.0
|
C
|
B:THR142
|
4.0
|
154.3
|
1.0
|
CA
|
A:THR251
|
4.2
|
140.3
|
1.0
|
CA
|
A:THR142
|
4.4
|
154.4
|
1.0
|
CA
|
B:THR251
|
4.5
|
150.9
|
1.0
|
CG2
|
A:THR251
|
4.5
|
198.4
|
1.0
|
CA
|
B:THR142
|
4.6
|
150.0
|
1.0
|
O
|
A:THR141
|
4.8
|
111.6
|
1.0
|
N
|
A:ILE143
|
4.9
|
158.7
|
1.0
|
K
|
A:K410
|
4.9
|
175.5
|
1.0
|
N
|
A:ILE252
|
4.9
|
168.1
|
1.0
|
CG2
|
A:THR142
|
4.9
|
168.2
|
1.0
|
N
|
B:ILE252
|
4.9
|
159.8
|
1.0
|
|
Potassium binding site 4 out
of 6 in 6w83
Go back to
Potassium Binding Sites List in 6w83
Potassium binding site 4 out
of 6 in the K2P2.1 (Trek-1), 100 Mm K+
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of K2P2.1 (Trek-1), 100 Mm K+ within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K410
b:175.5
occ:1.00
|
OG1
|
A:THR251
|
3.6
|
183.3
|
1.0
|
CG2
|
A:THR251
|
4.4
|
198.4
|
1.0
|
OG1
|
B:THR142
|
4.5
|
158.2
|
1.0
|
CB
|
A:THR251
|
4.5
|
167.6
|
1.0
|
K
|
A:K409
|
4.9
|
139.7
|
1.0
|
O
|
A:THR250
|
5.0
|
122.6
|
1.0
|
|
Potassium binding site 5 out
of 6 in 6w83
Go back to
Potassium Binding Sites List in 6w83
Potassium binding site 5 out
of 6 in the K2P2.1 (Trek-1), 100 Mm K+
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 5 of K2P2.1 (Trek-1), 100 Mm K+ within 5.0Å range:
|
Potassium binding site 6 out
of 6 in 6w83
Go back to
Potassium Binding Sites List in 6w83
Potassium binding site 6 out
of 6 in the K2P2.1 (Trek-1), 100 Mm K+
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 6 of K2P2.1 (Trek-1), 100 Mm K+ within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:K403
b:157.2
occ:1.00
|
O
|
B:ILE252
|
2.7
|
135.2
|
1.0
|
O
|
A:THR142
|
2.8
|
149.1
|
1.0
|
O
|
B:THR142
|
2.9
|
159.3
|
1.0
|
O
|
B:ILE143
|
2.9
|
138.6
|
1.0
|
O
|
B:THR251
|
3.0
|
146.4
|
1.0
|
K
|
A:K408
|
3.0
|
172.8
|
1.0
|
O
|
A:THR251
|
3.0
|
113.7
|
1.0
|
O
|
A:ILE143
|
3.1
|
162.0
|
1.0
|
O
|
A:ILE252
|
3.2
|
167.0
|
1.0
|
C
|
B:ILE252
|
3.4
|
176.3
|
1.0
|
K
|
A:K409
|
3.5
|
139.7
|
1.0
|
C
|
B:ILE143
|
3.7
|
156.4
|
1.0
|
CA
|
B:ILE252
|
3.8
|
171.7
|
1.0
|
C
|
A:ILE143
|
3.8
|
163.6
|
1.0
|
C
|
B:THR251
|
3.8
|
153.3
|
1.0
|
C
|
A:THR142
|
3.9
|
150.4
|
1.0
|
C
|
A:ILE252
|
3.9
|
164.0
|
1.0
|
C
|
B:THR142
|
4.0
|
154.3
|
1.0
|
CA
|
B:ILE143
|
4.0
|
153.2
|
1.0
|
C
|
A:THR251
|
4.1
|
139.9
|
1.0
|
CA
|
A:ILE143
|
4.2
|
167.0
|
1.0
|
N
|
B:ILE252
|
4.2
|
159.8
|
1.0
|
CA
|
A:ILE252
|
4.3
|
169.4
|
1.0
|
N
|
B:GLY253
|
4.4
|
202.4
|
1.0
|
OG1
|
B:THR251
|
4.4
|
162.8
|
1.0
|
N
|
A:ILE143
|
4.5
|
158.7
|
1.0
|
N
|
B:ILE143
|
4.5
|
150.6
|
1.0
|
N
|
A:GLY144
|
4.7
|
166.4
|
1.0
|
N
|
A:ILE252
|
4.7
|
168.1
|
1.0
|
N
|
B:GLY144
|
4.7
|
172.2
|
1.0
|
CA
|
B:GLY253
|
4.8
|
198.7
|
1.0
|
O
|
B:GLY253
|
4.8
|
188.6
|
1.0
|
CA
|
B:THR251
|
4.9
|
150.9
|
1.0
|
N
|
A:GLY253
|
4.9
|
161.8
|
1.0
|
CA
|
A:THR142
|
4.9
|
154.4
|
1.0
|
O
|
A:GLY144
|
5.0
|
176.4
|
1.0
|
|
Reference:
M.Lolicato,
A.M.Natale,
F.Abderemane-Ali,
D.Crottes,
S.Capponi,
R.Duman,
A.Wagner,
J.M.Rosenberg,
M.Grabe,
D.L.Minor Jr..
K 2P Channel C-Type Gating Involves Asymmetric Selectivity Filter Order-Disorder Transitions. Sci Adv V. 6 2020.
ISSN: ESSN 2375-2548
PubMed: 33127683
DOI: 10.1126/SCIADV.ABC9174
Page generated: Mon Aug 12 18:06:22 2024
|