Potassium in PDB 9nec: Aca-Ei-Shaker with Free Peptide Conformation A

The binding sites of Potassium atom in the Aca-Ei-Shaker with Free Peptide Conformation A (pdb code 9nec). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Aca-Ei-Shaker with Free Peptide Conformation A, PDB code: 9nec:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Aca-Ei-Shaker with Free Peptide Conformation A


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Aca-Ei-Shaker with Free Peptide Conformation A within 5.0Å range: probe atom residue distance (Å) B Occ A:K708 b:52.8 occ:1.00 O B:VAL443 2.7 54.4 1.0 O A:VAL443 2.8 52.7 1.0 O C:THR442 2.8 54.1 1.0 O D:VAL443 2.8 53.0 1.0 O C:VAL443 2.8 54.1 1.0 O A:THR442 2.9 54.6 1.0 O D:THR442 2.9 52.1 1.0 O B:THR442 3.2 56.2 1.0 C C:VAL443 3.5 54.1 1.0 C D:VAL443 3.5 53.0 1.0 C A:VAL443 3.5 52.7 1.0 C B:VAL443 3.5 54.4 1.0 K A:K709 3.7 60.6 1.0 C C:THR442 3.9 54.1 1.0 C D:THR442 3.9 52.1 1.0 C A:THR442 3.9 54.6 1.0 CA C:VAL443 4.0 54.1 1.0 CA D:VAL443 4.0 53.0 1.0 CA A:VAL443 4.0 52.7 1.0 CA B:VAL443 4.0 54.4 1.0 C B:THR442 4.2 56.2 1.0 N C:GLY444 4.3 57.6 1.0 N D:GLY444 4.3 58.6 1.0 N A:GLY444 4.3 57.8 1.0 N C:VAL443 4.4 54.1 1.0 N B:GLY444 4.4 58.7 1.0 N D:VAL443 4.4 53.0 1.0 N A:VAL443 4.5 52.7 1.0 N B:VAL443 4.6 54.4 1.0 CA C:GLY444 4.6 57.6 1.0 CA D:GLY444 4.6 58.6 1.0 CA A:GLY444 4.7 57.8 1.0 CA B:GLY444 4.8 58.7 1.0

Potassium binding site 2 out of 2 in the Aca-Ei-Shaker with Free Peptide Conformation A


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Aca-Ei-Shaker with Free Peptide Conformation A within 5.0Å range: probe atom residue distance (Å) B Occ A:K709 b:60.6 occ:1.00 O B:THR442 2.8 56.2 1.0 O D:THR442 2.9 52.1 1.0 O A:THR442 2.9 54.6 1.0 OG1 D:THR442 2.9 52.1 1.0 OG1 A:THR442 2.9 54.6 1.0 OG1 C:THR442 3.0 54.1 1.0 O C:THR442 3.0 54.1 1.0 OG1 B:THR442 3.2 56.2 1.0 CB A:THR442 3.5 54.6 1.0 CB C:THR442 3.6 54.1 1.0 CB D:THR442 3.7 52.1 1.0 K A:K708 3.7 52.8 1.0 C A:THR442 3.9 54.6 1.0 C D:THR442 3.9 52.1 1.0 CB B:THR442 3.9 56.2 1.0 C C:THR442 3.9 54.1 1.0 C B:THR442 3.9 56.2 1.0 CA A:THR442 4.3 54.6 1.0 CA D:THR442 4.4 52.1 1.0 CA C:THR442 4.5 54.1 1.0 CA B:THR442 4.6 56.2 1.0 CG2 A:THR442 4.7 54.6 1.0 O D:THR441 4.8 55.6 1.0 O C:THR441 4.8 58.0 1.0 O A:THR441 4.9 53.8 1.0 CG2 C:THR442 4.9 54.1 1.0 O B:THR441 4.9 59.0 1.0 CG2 D:THR442 4.9 52.1 1.0 N D:VAL443 4.9 53.0 1.0 N A:VAL443 4.9 52.7 1.0 N C:VAL443 5.0 54.1 1.0 N B:VAL443 5.0 54.4 1.0

X.Tan, A.I.Fernandez-Marino, Y.Li, T.-H.Chang, K.J.Swartz. Structural Basis of Fast N-Type Inactivation in Kv Channels Nature 2025.
ISSN: ESSN 1476-4687
DOI: 10.1038/S41586-025-09339-7