Potassium in PDB 9czk: CA2+ Free HSLO1 + BETA2N-BETA4 Channel in Nanodisc.

The binding sites of Potassium atom in the CA2+ Free HSLO1 + BETA2N-BETA4 Channel in Nanodisc. (pdb code 9czk). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the CA2+ Free HSLO1 + BETA2N-BETA4 Channel in Nanodisc., PDB code: 9czk:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the CA2+ Free HSLO1 + BETA2N-BETA4 Channel in Nanodisc.


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of CA2+ Free HSLO1 + BETA2N-BETA4 Channel in Nanodisc. within 5.0Å range: probe atom residue distance (Å) B Occ A:K1101 b:108.5 occ:1.00 O A:GLY289 2.7 65.5 1.0 O C:GLY289 2.8 65.5 1.0 O B:GLY289 2.8 65.5 1.0 O D:GLY289 2.8 65.5 1.0 O A:VAL288 3.4 62.9 1.0 O B:VAL288 3.5 62.9 1.0 O C:VAL288 3.5 62.9 1.0 O D:VAL288 3.5 62.9 1.0 C A:GLY289 3.7 65.5 1.0 C C:GLY289 3.9 65.5 1.0 C B:GLY289 3.9 65.5 1.0 C D:GLY289 3.9 65.5 1.0 K A:K1102 4.0 116.0 1.0 HA A:TYR290 4.1 67.4 1.0 HA3 A:GLY289 4.2 65.5 1.0 HA C:TYR290 4.2 67.4 1.0 HA D:TYR290 4.2 67.4 1.0 HA B:TYR290 4.2 67.4 1.0 HA3 B:GLY289 4.3 65.5 1.0 HA3 C:GLY289 4.3 65.5 1.0 HA3 D:GLY289 4.3 65.5 1.0 CA A:GLY289 4.5 65.5 1.0 C A:VAL288 4.5 62.9 1.0 C B:VAL288 4.6 62.9 1.0 CA B:GLY289 4.6 65.5 1.0 CA C:GLY289 4.6 65.5 1.0 C C:VAL288 4.6 62.9 1.0 C D:VAL288 4.6 62.9 1.0 CA D:GLY289 4.7 65.5 1.0 N A:TYR290 4.7 67.4 1.0 CA A:TYR290 4.8 67.4 1.0 N C:TYR290 4.8 67.4 1.0 N B:TYR290 4.8 67.4 1.0 N D:TYR290 4.8 67.4 1.0 CA C:TYR290 4.9 67.4 1.0 CA B:TYR290 4.9 67.4 1.0 CA D:TYR290 4.9 67.4 1.0 N A:GLY289 5.0 65.5 1.0 C A:TYR290 5.0 67.4 1.0 O A:TYR290 5.0 67.4 1.0

Potassium binding site 2 out of 2 in the CA2+ Free HSLO1 + BETA2N-BETA4 Channel in Nanodisc.


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of CA2+ Free HSLO1 + BETA2N-BETA4 Channel in Nanodisc. within 5.0Å range: probe atom residue distance (Å) B Occ A:K1102 b:116.0 occ:1.00 O A:THR287 2.8 72.1 1.0 O B:THR287 2.9 72.1 1.0 O C:THR287 2.9 72.1 1.0 O D:THR287 2.9 72.1 1.0 O A:VAL288 3.1 62.9 1.0 O C:VAL288 3.1 62.9 1.0 O D:VAL288 3.2 62.9 1.0 O B:VAL288 3.2 62.9 1.0 HA A:VAL288 3.6 62.9 1.0 HA C:VAL288 3.7 62.9 1.0 HA D:VAL288 3.7 62.9 1.0 HA B:VAL288 3.7 62.9 1.0 C A:VAL288 3.9 62.9 1.0 C C:VAL288 4.0 62.9 1.0 C A:THR287 4.0 72.1 1.0 K A:K1101 4.0 108.5 1.0 C B:VAL288 4.0 62.9 1.0 C D:VAL288 4.0 62.9 1.0 C C:THR287 4.0 72.1 1.0 C B:THR287 4.0 72.1 1.0 C D:THR287 4.1 72.1 1.0 CA A:VAL288 4.2 62.9 1.0 CA C:VAL288 4.3 62.9 1.0 CA B:VAL288 4.3 62.9 1.0 CA D:VAL288 4.3 62.9 1.0 N A:VAL288 4.6 62.9 1.0 HB A:THR287 4.6 72.1 1.0 HB B:THR287 4.6 72.1 1.0 N C:VAL288 4.6 62.9 1.0 HB C:THR287 4.6 72.1 1.0 N B:VAL288 4.7 62.9 1.0 HB D:THR287 4.7 72.1 1.0 N D:VAL288 4.7 62.9 1.0 HA3 A:GLY289 5.0 65.5 1.0 N A:GLY289 5.0 65.5 1.0

S.Agarwal, E.D.Kim, S.Lee, A.Simon, A.Accardi, C.M.Nimigean. Ball-and-Chain Inactivation of A Human Large Conductance Calcium-Activated Potassium Channel. Nat Commun V. 16 1769 2025.
ISSN: ESSN 2041-1723
PubMed: 39971906
DOI: 10.1038/S41467-025-56844-4