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Potassium in PDB 7pqt: Apo Human KV3.1 Cryo-Em Structure

Potassium Binding Sites:

The binding sites of Potassium atom in the Apo Human KV3.1 Cryo-Em Structure (pdb code 7pqt). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 4 binding sites of Potassium where determined in the Apo Human KV3.1 Cryo-Em Structure, PDB code: 7pqt:
Jump to Potassium binding site number: 1; 2; 3; 4;

Potassium binding site 1 out of 4 in 7pqt

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Potassium binding site 1 out of 4 in the Apo Human KV3.1 Cryo-Em Structure


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Apo Human KV3.1 Cryo-Em Structure within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K601

b:30.0
occ:1.00
 O A:GLY402 2.6 30.1 1.0
O B:GLY402 2.6 30.1 1.0
O D:GLY402 2.6 30.1 1.0
O C:GLY402 2.6 30.1 1.0
O A:LEU401 2.8 26.3 1.0
O B:LEU401 2.8 26.3 1.0
O D:LEU401 2.8 26.3 1.0
O C:LEU401 2.8 26.3 1.0
K B:K601 2.9 30.0 1.0
K A:K602 3.3 30.0 1.0
C B:GLY402 3.5 30.1 1.0
C A:GLY402 3.5 30.1 1.0
C D:GLY402 3.6 30.1 1.0
C C:GLY402 3.6 30.1 1.0
C A:LEU401 3.9 26.3 1.0
C B:LEU401 3.9 26.3 1.0
C D:LEU401 4.0 26.3 1.0
C C:LEU401 4.0 26.3 1.0
CA B:GLY402 4.1 30.1 1.0
CA D:GLY402 4.1 30.1 1.0
CA A:GLY402 4.1 30.1 1.0
CA C:GLY402 4.1 30.1 1.0
N B:GLY402 4.5 30.1 1.0
N A:GLY402 4.5 30.1 1.0
N D:GLY402 4.5 30.1 1.0
N B:TYR403 4.5 30.0 1.0
N A:TYR403 4.5 30.0 1.0
N C:GLY402 4.5 30.1 1.0
N C:TYR403 4.6 30.0 1.0
N D:TYR403 4.6 30.0 1.0
CA B:TYR403 4.9 30.0 1.0
CA A:TYR403 4.9 30.0 1.0
CA C:TYR403 4.9 30.0 1.0
CA D:TYR403 4.9 30.0 1.0
O C:TYR403 4.9 30.0 1.0
O B:TYR403 4.9 30.0 1.0
O A:TYR403 4.9 30.0 1.0
O D:TYR403 4.9 30.0 1.0

Potassium binding site 2 out of 4 in 7pqt

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Potassium binding site 2 out of 4 in the Apo Human KV3.1 Cryo-Em Structure


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Apo Human KV3.1 Cryo-Em Structure within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K602

b:30.0
occ:1.00
 O A:LEU401 2.7 26.3 1.0
O B:LEU401 2.7 26.3 1.0
O D:LEU401 2.8 26.3 1.0
O C:LEU401 2.8 26.3 1.0
O B:THR400 2.8 25.6 1.0
O C:THR400 2.8 25.6 1.0
O D:THR400 2.8 25.6 1.0
O A:THR400 2.8 25.6 1.0
K A:K601 3.3 30.0 1.0
K A:K603 3.4 30.0 1.0
C A:LEU401 3.6 26.3 1.0
C B:LEU401 3.6 26.3 1.0
C D:LEU401 3.6 26.3 1.0
C C:LEU401 3.6 26.3 1.0
C B:THR400 3.9 25.6 1.0
CA A:LEU401 3.9 26.3 1.0
C C:THR400 3.9 25.6 1.0
CA B:LEU401 3.9 26.3 1.0
C D:THR400 3.9 25.6 1.0
C A:THR400 3.9 25.6 1.0
CA D:LEU401 3.9 26.3 1.0
CA C:LEU401 3.9 26.3 1.0
N A:LEU401 4.4 26.3 1.0
N B:LEU401 4.4 26.3 1.0
N D:LEU401 4.4 26.3 1.0
N C:LEU401 4.4 26.3 1.0
N B:GLY402 4.7 30.1 1.0
N A:GLY402 4.7 30.1 1.0
N D:GLY402 4.7 30.1 1.0
N C:GLY402 4.7 30.1 1.0

Potassium binding site 3 out of 4 in 7pqt

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Potassium binding site 3 out of 4 in the Apo Human KV3.1 Cryo-Em Structure


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Apo Human KV3.1 Cryo-Em Structure within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K603

b:30.0
occ:1.00
 OG1 D:THR400 2.8 25.6 1.0
O A:THR400 2.8 25.6 1.0
O B:THR400 2.8 25.6 1.0
OG1 B:THR400 2.8 25.6 1.0
OG1 C:THR400 2.8 25.6 1.0
O D:THR400 2.8 25.6 1.0
O C:THR400 2.8 25.6 1.0
OG1 A:THR400 2.8 25.6 1.0
K A:K602 3.4 30.0 1.0
CB C:THR400 3.7 25.6 1.0
CB B:THR400 3.7 25.6 1.0
CB D:THR400 3.7 25.6 1.0
CB A:THR400 3.8 25.6 1.0
C B:THR400 3.9 25.6 1.0
C A:THR400 3.9 25.6 1.0
C C:THR400 3.9 25.6 1.0
C D:THR400 3.9 25.6 1.0
CA B:THR400 4.4 25.6 1.0
CA C:THR400 4.4 25.6 1.0
CA D:THR400 4.5 25.6 1.0
CA A:THR400 4.5 25.6 1.0
O B:THR399 4.9 27.0 1.0
O A:THR399 4.9 27.0 1.0
O D:THR399 4.9 27.0 1.0
N A:LEU401 4.9 26.3 1.0
O C:THR399 4.9 27.0 1.0
CG2 C:THR400 4.9 25.6 1.0
N B:LEU401 4.9 26.3 1.0
CG2 B:THR400 4.9 25.6 1.0
N C:LEU401 4.9 26.3 1.0
N D:LEU401 4.9 26.3 1.0
CG2 D:THR400 4.9 25.6 1.0
CG2 A:THR400 5.0 25.6 1.0

Potassium binding site 4 out of 4 in 7pqt

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Potassium binding site 4 out of 4 in the Apo Human KV3.1 Cryo-Em Structure


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Apo Human KV3.1 Cryo-Em Structure within 5.0Å range:
probe atom residue distance (Å) B Occ
B:K601

b:30.0
occ:1.00
 O B:TYR403 2.7 30.0 1.0
O C:TYR403 2.7 30.0 1.0
O D:TYR403 2.7 30.0 1.0
O A:TYR403 2.7 30.0 1.0
O D:GLY402 2.8 30.1 1.0
O B:GLY402 2.8 30.1 1.0
O A:GLY402 2.8 30.1 1.0
O C:GLY402 2.8 30.1 1.0
K A:K601 2.9 30.0 1.0
C B:TYR403 3.5 30.0 1.0
C C:TYR403 3.5 30.0 1.0
C A:TYR403 3.5 30.0 1.0
C D:TYR403 3.5 30.0 1.0
C D:GLY402 3.9 30.1 1.0
C B:GLY402 3.9 30.1 1.0
C A:GLY402 3.9 30.1 1.0
C C:GLY402 3.9 30.1 1.0
CA A:TYR403 4.0 30.0 1.0
CA B:TYR403 4.0 30.0 1.0
CA D:TYR403 4.0 30.0 1.0
CA C:TYR403 4.0 30.0 1.0
N A:TYR403 4.4 30.0 1.0
N D:TYR403 4.4 30.0 1.0
N B:TYR403 4.4 30.0 1.0
N C:TYR403 4.5 30.0 1.0
N B:GLY404 4.5 34.0 1.0
N C:GLY404 4.5 34.0 1.0
N D:GLY404 4.5 34.0 1.0
N A:GLY404 4.5 34.0 1.0
CA B:GLY404 4.9 34.0 1.0
CA C:GLY404 4.9 34.0 1.0
CA D:GLY404 4.9 34.0 1.0
CA A:GLY404 4.9 34.0 1.0

Reference:

M.Botte, S.Huber, D.Bucher, J.K.Klint, D.Rodriguez, L.Tagmose, M.Chami, R.Cheng, M.Hennig, W.Abdul Rahman. Apo and Ligand-Bound High Resolution Cryo-Em Structures of the Human KV3.1 Channel Reveal A Novel Binding Site For Positive Modulators PNAS Nexus 2022.
ISSN: ISSN 2752-6542
DOI: 10.1093/PNASNEXUS/PGAC083
Page generated: Mon Aug 12 19:56:54 2024

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