Potassium in PDB 8wa5: Cryo-Em Structure of the Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State

Other elements in 8wa5:

The structure of Cryo-Em Structure of the Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State also contains other interesting chemical elements:

Aluminium (Al) 1 atom
Fluorine (F) 4 atoms
Magnesium (Mg) 1 atom

Potassium Binding Sites:

The binding sites of Potassium atom in the Cryo-Em Structure of the Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State (pdb code 8wa5). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Cryo-Em Structure of the Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State, PDB code: 8wa5:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in 8wa5

Go back to Potassium Binding Sites List in 8wa5
Potassium binding site 1 out of 3 in the Cryo-Em Structure of the Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State


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 Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1101

b:33.2
occ:1.00
 O A:ALA339 2.7 33.2 1.0
O A:VAL341 2.7 33.2 1.0
OE2 A:GLU795 2.7 33.2 1.0
OE1 A:GLU343 3.0 33.2 1.0
O A:VAL338 3.0 33.2 1.0
CD A:GLU820 3.3 33.2 1.0
ND2 A:ASN792 3.3 33.2 1.0
OE1 A:GLU820 3.4 33.2 1.0
C A:ALA339 3.4 33.2 1.0
OE2 A:GLU820 3.5 33.2 1.0
C A:VAL341 3.7 33.2 1.0
CG A:GLU820 3.8 33.2 1.0
CD A:GLU795 3.8 33.2 1.0
CA A:ALA339 3.9 33.2 1.0
CG2 A:ILE816 4.0 33.2 1.0
CD A:GLU343 4.0 33.2 1.0
C A:VAL338 4.1 33.2 1.0
C A:TYR340 4.2 33.2 1.0
N A:VAL341 4.2 33.2 1.0
OE2 A:GLU343 4.3 33.2 1.0
N A:TYR340 4.3 33.2 1.0
CG A:ASN792 4.3 33.2 1.0
O A:TYR340 4.3 33.2 1.0
N A:PRO342 4.5 33.2 1.0
CA A:PRO342 4.5 33.2 1.0
N A:ALA339 4.5 33.2 1.0
CA A:VAL341 4.6 33.2 1.0
CG A:GLU795 4.6 33.2 1.0
OE1 A:GLU795 4.6 33.2 1.0
CA A:TYR340 4.7 33.2 1.0
CB A:GLU820 4.7 33.2 1.0
N A:GLU343 4.7 33.2 1.0
CB A:ASN792 4.9 33.2 1.0

Potassium binding site 2 out of 3 in 8wa5

Go back to Potassium Binding Sites List in 8wa5
Potassium binding site 2 out of 3 in the Cryo-Em Structure of the Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State


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 Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1102

b:38.5
occ:1.00
 O A:ALA737 2.6 33.2 1.0
O A:LEU734 2.7 33.2 1.0
O A:LYS735 3.0 34.7 1.0
OD2 A:ASP756 3.1 33.2 1.0
C A:LYS735 3.5 34.7 1.0
C A:ALA737 3.7 33.2 1.0
C A:LEU734 3.8 33.2 1.0
CA A:LYS735 3.9 34.7 1.0
N A:ALA737 4.1 33.2 1.0
N A:GLY740 4.1 33.2 1.0
CG A:ASP756 4.2 33.2 1.0
O A:ASP738 4.3 33.2 1.0
CA A:ALA737 4.3 33.2 1.0
N A:LYS735 4.4 34.7 1.0
C A:LYS736 4.4 34.5 1.0
N A:LYS736 4.4 34.5 1.0
C A:ASP738 4.5 33.2 1.0
CA A:GLY740 4.6 33.2 1.0
C A:ILE739 4.7 33.2 1.0
K A:K1103 4.7 48.2 1.0
CB A:ALA737 4.7 33.2 1.0
O A:ALA754 4.7 33.8 1.0
N A:ASP738 4.7 33.2 1.0
N A:ILE739 4.8 33.2 1.0
OD1 A:ASP756 4.8 33.2 1.0
O A:LYS736 4.9 34.5 1.0
CA A:ILE739 4.9 33.2 1.0
CA A:ASP738 4.9 33.2 1.0
CA A:LYS736 4.9 34.5 1.0

Potassium binding site 3 out of 3 in 8wa5

Go back to Potassium Binding Sites List in 8wa5
Potassium binding site 3 out of 3 in the Cryo-Em Structure of the Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State


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 Gastric Proton Pump Y799W/E936Q Mutant in K+- Occluded (K+)E2-Alf State within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1103

b:48.2
occ:1.00
 O A:LYS736 3.0 34.5 1.0
O A:ALA737 3.4 33.2 1.0
C A:LYS736 3.9 34.5 1.0
C A:ALA737 4.0 33.2 1.0
O A:LYS735 4.0 34.7 1.0
CB A:GLU289 4.0 58.7 1.0
CG A:GLU289 4.1 58.7 1.0
O A:GLU289 4.2 58.7 1.0
CA A:ASP738 4.3 33.2 1.0
N A:GLU289 4.3 58.7 1.0
N A:ASP738 4.4 33.2 1.0
CA A:LYS736 4.5 34.5 1.0
O A:GLU287 4.5 63.9 1.0
CA A:GLU289 4.6 58.7 1.0
K A:K1102 4.7 38.5 1.0
N A:ALA737 4.7 33.2 1.0
OD1 A:ASP738 4.7 33.2 1.0
C A:GLU289 4.8 58.7 1.0
NE2 A:GLN715 4.8 34.6 1.0
CA A:ALA737 4.9 33.2 1.0

Reference:

H.V.Madapally, K.Abe, V.Dubey, H.Khandelia. Specific Protonation of Acidic Residues Confers K+ Selectivity to the Gastric Proton Pump. To Be Published.
Page generated: Tue Aug 13 01:13:57 2024

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