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Potassium in PDB 6v22: Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 Channel Complex

Other elements in 6v22:

The structure of Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 Channel Complex 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 Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 Channel Complex (pdb code 6v22). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 4 binding sites of Potassium where determined in the Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 Channel Complex, PDB code: 6v22:
Jump to Potassium binding site number: 1; 2; 3; 4;

Potassium binding site 1 out of 4 in 6v22

Go back to Potassium Binding Sites List in 6v22
Potassium binding site 1 out of 4 in the Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 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 CA2+-Bound HSSLO1-BETA4 Channel Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1114

b:45.9
occ:1.00
 O A:GLY289 2.9 36.4 1.0
O D:GLY289 2.9 36.7 1.0
O B:GLY289 2.9 36.4 1.0
O C:GLY289 2.9 36.4 1.0
O C:TYR290 2.9 39.7 1.0
O D:TYR290 2.9 39.5 1.0
O B:TYR290 2.9 39.3 1.0
O A:TYR290 2.9 39.7 1.0
K A:K1115 3.2 50.0 1.0
C B:TYR290 3.6 39.3 1.0
C D:TYR290 3.6 39.5 1.0
C C:TYR290 3.6 39.7 1.0
C A:TYR290 3.6 39.7 1.0
C A:GLY289 4.1 36.4 1.0
C B:GLY289 4.1 36.4 1.0
C D:GLY289 4.1 36.7 1.0
C C:GLY289 4.1 36.4 1.0
CA C:TYR290 4.2 39.7 1.0
CA B:TYR290 4.2 39.3 1.0
CA D:TYR290 4.2 39.5 1.0
CA A:TYR290 4.2 39.7 1.0
N D:GLY291 4.5 45.4 1.0
N B:GLY291 4.5 45.4 1.0
N C:GLY291 4.5 45.3 1.0
N A:GLY291 4.5 45.4 1.0
N B:TYR290 4.6 39.3 1.0
N D:TYR290 4.6 39.5 1.0
N C:TYR290 4.6 39.7 1.0
N A:TYR290 4.6 39.7 1.0
CA D:GLY291 4.9 45.4 1.0
CA B:GLY291 4.9 45.4 1.0
CA C:GLY291 4.9 45.3 1.0
CA A:GLY291 4.9 45.4 1.0

Potassium binding site 2 out of 4 in 6v22

Go back to Potassium Binding Sites List in 6v22
Potassium binding site 2 out of 4 in the Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 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 CA2+-Bound HSSLO1-BETA4 Channel Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1115

b:50.0
occ:1.00
 O D:GLY289 2.8 36.7 1.0
O B:GLY289 2.8 36.4 1.0
O C:GLY289 2.8 36.4 1.0
O D:VAL288 2.8 34.0 1.0
O B:VAL288 2.8 33.7 1.0
O A:VAL288 2.8 34.4 1.0
O C:VAL288 2.8 34.3 1.0
O A:GLY289 2.8 36.4 1.0
K A:K1116 3.1 33.7 1.0
K A:K1114 3.2 45.9 1.0
C B:GLY289 3.7 36.4 1.0
C D:GLY289 3.7 36.7 1.0
C C:GLY289 3.7 36.4 1.0
C A:GLY289 3.7 36.4 1.0
C D:VAL288 3.9 34.0 1.0
C B:VAL288 3.9 33.7 1.0
C A:VAL288 3.9 34.4 1.0
C C:VAL288 3.9 34.3 1.0
CA B:GLY289 4.1 36.4 1.0
CA D:GLY289 4.1 36.7 1.0
CA A:GLY289 4.1 36.4 1.0
CA C:GLY289 4.1 36.4 1.0
N B:GLY289 4.5 36.4 1.0
N D:GLY289 4.5 36.7 1.0
N A:GLY289 4.5 36.4 1.0
N C:GLY289 4.5 36.4 1.0
N C:TYR290 4.8 39.7 1.0
N B:TYR290 4.8 39.3 1.0
N D:TYR290 4.8 39.5 1.0
N A:TYR290 4.8 39.7 1.0

Potassium binding site 3 out of 4 in 6v22

Go back to Potassium Binding Sites List in 6v22
Potassium binding site 3 out of 4 in the Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 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 CA2+-Bound HSSLO1-BETA4 Channel Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1116

b:33.7
occ:1.00
 K A:K1117 2.8 50.0 1.0
O C:VAL288 2.8 34.3 1.0
O D:VAL288 2.8 34.0 1.0
O B:VAL288 2.8 33.7 1.0
O A:THR287 2.8 36.0 1.0
O D:THR287 2.9 36.3 1.0
O B:THR287 2.9 36.0 1.0
O A:VAL288 2.9 34.4 1.0
O C:THR287 2.9 35.9 1.0
K A:K1115 3.1 50.0 1.0
C D:VAL288 3.7 34.0 1.0
C B:VAL288 3.7 33.7 1.0
C C:VAL288 3.7 34.3 1.0
C A:VAL288 3.7 34.4 1.0
C A:THR287 3.9 36.0 1.0
C B:THR287 3.9 36.0 1.0
C D:THR287 3.9 36.3 1.0
C C:THR287 3.9 35.9 1.0
CA C:VAL288 4.1 34.3 1.0
CA B:VAL288 4.1 33.7 1.0
CA D:VAL288 4.1 34.0 1.0
CA A:VAL288 4.1 34.4 1.0
N D:VAL288 4.5 34.0 1.0
N B:VAL288 4.5 33.7 1.0
N C:VAL288 4.5 34.3 1.0
N A:VAL288 4.5 34.4 1.0
N B:GLY289 4.8 36.4 1.0
N D:GLY289 4.8 36.7 1.0
N C:GLY289 4.8 36.4 1.0
N A:GLY289 4.8 36.4 1.0
CA A:THR287 5.0 36.0 1.0
CA B:THR287 5.0 36.0 1.0
CA D:THR287 5.0 36.3 1.0
CA C:THR287 5.0 35.9 1.0

Potassium binding site 4 out of 4 in 6v22

Go back to Potassium Binding Sites List in 6v22
Potassium binding site 4 out of 4 in the Cryo-Em Structure of CA2+-Bound HSSLO1-BETA4 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 CA2+-Bound HSSLO1-BETA4 Channel Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1117

b:50.0
occ:1.00
 O D:THR287 2.5 36.3 1.0
O B:THR287 2.5 36.0 1.0
O C:THR287 2.5 35.9 1.0
O A:THR287 2.6 36.0 1.0
K A:K1116 2.8 33.7 1.0
OG1 A:THR287 3.2 36.0 1.0
OG1 D:THR287 3.2 36.3 1.0
OG1 B:THR287 3.2 36.0 1.0
OG1 C:THR287 3.2 35.9 1.0
CB A:THR287 3.6 36.0 1.0
CB D:THR287 3.6 36.3 1.0
CB B:THR287 3.6 36.0 1.0
CB C:THR287 3.6 35.9 1.0
C B:THR287 3.7 36.0 1.0
C D:THR287 3.7 36.3 1.0
C C:THR287 3.7 35.9 1.0
C A:THR287 3.7 36.0 1.0
CA B:THR287 4.3 36.0 1.0
CA D:THR287 4.3 36.3 1.0
CA A:THR287 4.3 36.0 1.0
CA C:THR287 4.3 35.9 1.0
N D:VAL288 4.7 34.0 1.0
N B:VAL288 4.7 33.7 1.0
N C:VAL288 4.7 34.3 1.0
N A:VAL288 4.8 34.4 1.0
CG2 A:THR287 4.8 36.0 1.0
CG2 B:THR287 4.8 36.0 1.0
CG2 D:THR287 4.8 36.3 1.0
CG2 C:THR287 4.8 35.9 1.0
CA C:VAL288 5.0 34.3 1.0
CA B:VAL288 5.0 33.7 1.0
CA D:VAL288 5.0 34.0 1.0
O C:VAL288 5.0 34.3 1.0
O D:VAL288 5.0 34.0 1.0
O B:VAL288 5.0 33.7 1.0
CA A:VAL288 5.0 34.4 1.0
O A:VAL288 5.0 34.4 1.0

Reference:

X.Tao, R.Mackinnon. Molecular Structures of the Human SLO1 K+Channel in Complex with Beta 4. Elife V. 8 2019.
ISSN: ESSN 2050-084X
PubMed: 31815672
DOI: 10.7554/ELIFE.51409
Page generated: Mon Dec 14 01:58:44 2020

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