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Potassium in PDB 7rk6: Aplysia SLO1 with Barium

Other elements in 7rk6:

The structure of Aplysia SLO1 with Barium also contains other interesting chemical elements:

Barium (Ba) 8 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Aplysia SLO1 with Barium (pdb code 7rk6). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Aplysia SLO1 with Barium, PDB code: 7rk6:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in 7rk6

Go back to Potassium Binding Sites List in 7rk6
Potassium binding site 1 out of 3 in the Aplysia SLO1 with Barium


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Aplysia SLO1 with Barium within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1107

b:166.2
occ:1.00
 O D:GLY278 2.3 161.2 1.0
O A:GLY278 2.3 161.3 1.0
O C:GLY278 2.3 161.1 1.0
O B:GLY278 2.3 161.2 1.0
C D:GLY278 3.5 161.2 1.0
C A:GLY278 3.5 161.3 1.0
C C:GLY278 3.5 161.1 1.0
C B:GLY278 3.5 161.2 1.0
O D:VAL277 3.6 160.9 1.0
O A:VAL277 3.6 161.0 1.0
O C:VAL277 3.6 160.8 1.0
O B:VAL277 3.6 160.9 1.0
O D:PHE279 4.3 163.0 1.0
O C:PHE279 4.3 162.9 1.0
O A:PHE279 4.3 163.1 1.0
O B:PHE279 4.3 162.8 1.0
CA D:GLY278 4.3 161.2 1.0
CA A:GLY278 4.3 161.3 1.0
CA C:GLY278 4.3 161.1 1.0
CA B:GLY278 4.3 161.2 1.0
N D:PHE279 4.4 163.0 1.0
N A:PHE279 4.4 163.1 1.0
N C:PHE279 4.4 162.9 1.0
N B:PHE279 4.4 162.8 1.0
C D:PHE279 4.5 163.0 1.0
C C:PHE279 4.5 162.9 1.0
C A:PHE279 4.5 163.1 1.0
C B:PHE279 4.5 162.8 1.0
CA D:PHE279 4.5 163.0 1.0
CA C:PHE279 4.5 162.9 1.0
CA A:PHE279 4.5 163.1 1.0
CA B:PHE279 4.5 162.8 1.0
C D:VAL277 4.7 160.9 1.0
C A:VAL277 4.7 161.0 1.0
C C:VAL277 4.7 160.8 1.0
C B:VAL277 4.7 160.9 1.0
K A:K1108 4.9 169.1 1.0

Potassium binding site 2 out of 3 in 7rk6

Go back to Potassium Binding Sites List in 7rk6
Potassium binding site 2 out of 3 in the Aplysia SLO1 with Barium


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Aplysia SLO1 with Barium within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1108

b:169.1
occ:1.00
 O C:VAL277 2.8 160.8 1.0
O B:VAL277 2.8 160.9 1.0
O D:VAL277 2.8 160.9 1.0
O A:VAL277 2.8 161.0 1.0
O C:THR276 2.9 162.8 1.0
O D:THR276 2.9 162.9 1.0
O A:THR276 2.9 163.0 1.0
O B:THR276 2.9 162.9 1.0
C C:VAL277 3.5 160.8 1.0
C B:VAL277 3.5 160.9 1.0
C D:VAL277 3.5 160.9 1.0
C A:VAL277 3.5 161.0 1.0
CA C:VAL277 3.6 160.8 1.0
CA B:VAL277 3.6 160.9 1.0
CA D:VAL277 3.6 160.9 1.0
CA A:VAL277 3.6 161.0 1.0
C C:THR276 3.7 162.8 1.0
C D:THR276 3.7 162.9 1.0
C A:THR276 3.7 163.0 1.0
C B:THR276 3.7 162.9 1.0
K A:K1109 3.9 160.6 1.0
N C:VAL277 4.1 160.8 1.0
N D:VAL277 4.1 160.9 1.0
N A:VAL277 4.1 161.0 1.0
N B:VAL277 4.1 160.9 1.0
N C:GLY278 4.6 161.1 1.0
N B:GLY278 4.6 161.2 1.0
N A:GLY278 4.6 161.3 1.0
N D:GLY278 4.6 161.2 1.0
K A:K1107 4.9 166.2 1.0
CA D:THR276 4.9 162.9 1.0
CA A:THR276 4.9 163.0 1.0
CA C:THR276 4.9 162.8 1.0
CA B:THR276 4.9 162.9 1.0

Potassium binding site 3 out of 3 in 7rk6

Go back to Potassium Binding Sites List in 7rk6
Potassium binding site 3 out of 3 in the Aplysia SLO1 with Barium


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Aplysia SLO1 with Barium within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1109

b:160.6
occ:1.00
 O B:THR276 2.8 162.9 1.0
O C:THR276 2.8 162.8 1.0
O D:THR276 2.8 162.9 1.0
O A:THR276 2.8 163.0 1.0
OG1 C:THR276 2.8 162.8 1.0
OG1 D:THR276 2.8 162.9 1.0
OG1 A:THR276 2.8 163.0 1.0
OG1 B:THR276 2.8 162.9 1.0
CB A:THR276 3.4 163.0 1.0
CB D:THR276 3.4 162.9 1.0
CB C:THR276 3.4 162.8 1.0
CB B:THR276 3.4 162.9 1.0
C C:THR276 3.9 162.8 1.0
C D:THR276 3.9 162.9 1.0
C A:THR276 3.9 163.0 1.0
C B:THR276 3.9 162.9 1.0
K A:K1108 3.9 169.1 1.0
CA D:THR276 4.2 162.9 1.0
CA A:THR276 4.2 163.0 1.0
CA C:THR276 4.2 162.8 1.0
CA B:THR276 4.2 162.9 1.0
CG2 A:THR276 4.6 163.0 1.0
CG2 D:THR276 4.6 162.9 1.0
CG2 C:THR276 4.6 162.8 1.0
CG2 B:THR276 4.6 162.9 1.0
O C:SER275 4.9 165.7 1.0
O B:SER275 4.9 165.8 1.0
O D:SER275 4.9 165.9 1.0
O A:SER275 4.9 166.1 1.0

Reference:

J.Zhu, S.Srivastava, R.Cachau, M.Holmgren. Cryoem Structure of Aplysia SLO1 with 0 Mm BA2+ at 2.91 A To Be Published.
Page generated: Sat Aug 9 14:44:12 2025

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