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Potassium in PDB 7pxg: Verruculogen-Bound Drosophila Slo Channel

Other elements in 7pxg:

The structure of Verruculogen-Bound Drosophila Slo Channel also contains other interesting chemical elements:

Magnesium (Mg) 4 atoms
Calcium (Ca) 8 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Verruculogen-Bound Drosophila Slo Channel (pdb code 7pxg). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 4 binding sites of Potassium where determined in the Verruculogen-Bound Drosophila Slo Channel, PDB code: 7pxg:
Jump to Potassium binding site number: 1; 2; 3; 4;

Potassium binding site 1 out of 4 in 7pxg

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Potassium binding site 1 out of 4 in the Verruculogen-Bound Drosophila Slo Channel


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Verruculogen-Bound Drosophila Slo Channel within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K2007

b:36.2
occ:0.25
 O A:GLY303 2.9 42.0 1.0
O D:GLY303 2.9 41.2 1.0
O B:GLY303 2.9 41.1 1.0
O C:TYR304 2.9 45.4 1.0
O C:GLY303 3.1 41.1 1.0
O B:TYR304 3.1 45.3 1.0
O D:TYR304 3.2 45.5 1.0
O A:TYR304 3.3 45.9 1.0
K A:K2008 3.5 34.7 0.5
C C:TYR304 3.6 45.4 1.0
C B:TYR304 3.7 45.3 1.0
C D:TYR304 3.8 45.5 1.0
C A:TYR304 3.8 45.9 1.0
C A:GLY303 4.0 42.0 1.0
C B:GLY303 4.1 41.1 1.0
C D:GLY303 4.1 41.2 1.0
C C:GLY303 4.2 41.1 1.0
CA C:TYR304 4.2 45.4 1.0
CA B:TYR304 4.3 45.3 1.0
CA D:TYR304 4.4 45.5 1.0
CA A:TYR304 4.4 45.9 1.0
N D:GLY305 4.4 49.1 1.0
N C:GLY305 4.4 50.1 1.0
N B:GLY305 4.5 47.9 1.0
N A:GLY305 4.5 48.1 1.0
CA D:GLY305 4.7 49.1 1.0
N B:TYR304 4.7 45.3 1.0
N D:TYR304 4.7 45.5 1.0
N A:TYR304 4.7 45.9 1.0
N C:TYR304 4.7 45.4 1.0
CA C:GLY305 4.7 50.1 1.0
CA A:GLY305 4.7 48.1 1.0
CA B:GLY305 4.8 47.9 1.0

Potassium binding site 2 out of 4 in 7pxg

Go back to Potassium Binding Sites List in 7pxg
Potassium binding site 2 out of 4 in the Verruculogen-Bound Drosophila Slo Channel


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Verruculogen-Bound Drosophila Slo Channel within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K2008

b:34.7
occ:0.50
 O C:GLY303 2.7 41.1 1.0
O B:VAL302 2.7 40.6 1.0
O D:GLY303 2.8 41.2 1.0
O D:VAL302 2.8 41.2 1.0
O A:VAL302 2.8 40.8 1.0
O C:VAL302 2.8 39.8 1.0
O A:GLY303 2.8 42.0 1.0
O B:GLY303 2.9 41.1 1.0
K A:K2009 2.9 34.6 0.5
K A:K2007 3.5 36.2 0.2
C D:GLY303 3.6 41.2 1.0
C C:GLY303 3.6 41.1 1.0
C A:GLY303 3.7 42.0 1.0
C B:GLY303 3.7 41.1 1.0
C D:VAL302 3.8 41.2 1.0
C A:VAL302 3.8 40.8 1.0
CA D:GLY303 3.9 41.2 1.0
C B:VAL302 3.9 40.6 1.0
CA A:GLY303 3.9 42.0 1.0
C C:VAL302 3.9 39.8 1.0
CA B:GLY303 4.0 41.1 1.0
CA C:GLY303 4.1 41.1 1.0
N D:GLY303 4.3 41.2 1.0
N A:GLY303 4.3 42.0 1.0
N B:GLY303 4.4 41.1 1.0
N C:GLY303 4.5 41.1 1.0
N C:TYR304 4.7 45.4 1.0
N D:TYR304 4.8 45.5 1.0
N B:TYR304 4.8 45.3 1.0
N A:TYR304 4.8 45.9 1.0

Potassium binding site 3 out of 4 in 7pxg

Go back to Potassium Binding Sites List in 7pxg
Potassium binding site 3 out of 4 in the Verruculogen-Bound Drosophila Slo Channel


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Verruculogen-Bound Drosophila Slo Channel within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K2009

b:34.6
occ:0.50
 O C:VAL302 2.8 39.8 1.0
O D:THR301 2.8 45.0 1.0
O A:THR301 2.8 45.0 1.0
O B:THR301 2.9 44.3 1.0
K A:K2008 2.9 34.7 0.5
O B:VAL302 3.0 40.6 1.0
O D:VAL302 3.0 41.2 1.0
O C:THR301 3.0 44.0 1.0
O A:VAL302 3.1 40.8 1.0
C C:VAL302 3.6 39.8 1.0
K A:K2010 3.6 37.9 0.5
C D:VAL302 3.7 41.2 1.0
C B:VAL302 3.7 40.6 1.0
C A:VAL302 3.8 40.8 1.0
C D:THR301 3.9 45.0 1.0
C A:THR301 3.9 45.0 1.0
C B:THR301 3.9 44.3 1.0
CA C:VAL302 4.1 39.8 1.0
CA B:VAL302 4.1 40.6 1.0
C C:THR301 4.1 44.0 1.0
CA D:VAL302 4.1 41.2 1.0
CA A:VAL302 4.2 40.8 1.0
N D:VAL302 4.5 41.2 1.0
N B:VAL302 4.5 40.6 1.0
N A:VAL302 4.5 40.8 1.0
N D:GLY303 4.5 41.2 1.0
N C:GLY303 4.6 41.1 1.0
N C:VAL302 4.6 39.8 1.0
N B:GLY303 4.6 41.1 1.0
N A:GLY303 4.7 42.0 1.0
CA D:GLY303 4.9 41.2 1.0
CA C:GLY303 4.9 41.1 1.0
O C:GLY303 4.9 41.1 1.0
CA D:THR301 5.0 45.0 1.0
CA A:GLY303 5.0 42.0 1.0
CA B:GLY303 5.0 41.1 1.0
CA A:THR301 5.0 45.0 1.0

Potassium binding site 4 out of 4 in 7pxg

Go back to Potassium Binding Sites List in 7pxg
Potassium binding site 4 out of 4 in the Verruculogen-Bound Drosophila Slo Channel


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Verruculogen-Bound Drosophila Slo Channel within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K2010

b:37.9
occ:0.50
 O C:THR301 2.9 44.0 1.0
O D:THR301 3.0 45.0 1.0
OG1 A:THR301 3.0 45.0 1.0
O A:THR301 3.0 45.0 1.0
OG1 D:THR301 3.1 45.0 1.0
O B:THR301 3.1 44.3 1.0
OG1 B:THR301 3.2 44.3 1.0
OG1 C:THR301 3.2 44.0 1.0
CB A:THR301 3.4 45.0 1.0
CB D:THR301 3.5 45.0 1.0
K A:K2009 3.6 34.6 0.5
CB C:THR301 3.7 44.0 1.0
CB B:THR301 3.7 44.3 1.0
C C:THR301 3.9 44.0 1.0
C D:THR301 4.0 45.0 1.0
C A:THR301 4.0 45.0 1.0
C B:THR301 4.1 44.3 1.0
CA A:THR301 4.4 45.0 1.0
CA D:THR301 4.4 45.0 1.0
CA C:THR301 4.5 44.0 1.0
CA B:THR301 4.6 44.3 1.0
CG2 A:THR301 4.6 45.0 1.0
CG2 D:THR301 4.7 45.0 1.0
CG2 B:THR301 4.9 44.3 1.0
CG2 C:THR301 4.9 44.0 1.0
N C:VAL302 5.0 39.8 1.0

Reference:

T.Raisch, A.Brockmann, U.Ebbinghaus-Kintscher, J.Freigang, O.Gutbrod, J.Kubicek, B.Maertens, O.Hofnagel, S.Raunser. Small Molecule Modulation of the Drosophila Slo Channel Elucidated By Cryo-Em To Be Published.
DOI: 10.1038/S41467-021-27435-W
Page generated: Sat Aug 9 14:06:15 2025

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