Potassium in PDB 8thn: Kcsa M96V Mutant with Y78ESTER in High K+

The structure of Kcsa M96V Mutant with Y78ESTER in High K+, PDB code: 8thn was solved by R.Reddi, F.I.Valiyaveetil, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	55.01 / 2.90
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	155.587, 155.587, 75.718, 90, 90, 90
R / Rfree (%)	24.6 / 27.6

The binding sites of Potassium atom in the Kcsa M96V Mutant with Y78ESTER in High K+ (pdb code 8thn). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 4 binding sites of Potassium where determined in the Kcsa M96V Mutant with Y78ESTER in High K+, PDB code: 8thn:
Jump to Potassium binding site number: 1; 2; 3; 4;

Potassium binding site 1 out of 4 in the Kcsa M96V Mutant with Y78ESTER in High K+


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Kcsa M96V Mutant with Y78ESTER in High K+ within 5.0Å range: probe atom residue distance (Å) B Occ C:K201 b:39.5 occ:0.25 O C:TYF78 2.8 10.2 1.0 O C:GLY77 3.1 55.9 1.0 C C:TYF78 3.5 17.7 1.0 CA C:TYF78 4.2 19.2 1.0 C C:GLY77 4.2 53.4 1.0 N C:GLY79 4.3 38.8 1.0 O4 C:TYF78 4.5 13.6 1.0 K C:K204 4.5 76.2 0.2 CA C:GLY79 4.5 38.8 1.0

Potassium binding site 2 out of 4 in the Kcsa M96V Mutant with Y78ESTER in High K+


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Kcsa M96V Mutant with Y78ESTER in High K+ within 5.0Å range: probe atom residue distance (Å) B Occ C:K202 b:41.8 occ:0.25 O C:VAL76 2.7 51.4 1.0 O C:THR75 3.2 39.8 1.0 K C:K203 3.6 48.2 0.2 C C:VAL76 3.6 51.4 1.0 CA C:VAL76 4.2 49.0 1.0 C C:THR75 4.2 44.6 1.0 O C:GLY77 4.5 55.9 1.0 N C:GLY77 4.6 57.5 1.0 N C:VAL76 4.8 46.0 1.0 CA C:GLY77 4.9 59.0 1.0 C C:GLY77 5.0 53.4 1.0

Potassium binding site 3 out of 4 in the Kcsa M96V Mutant with Y78ESTER in High K+


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Kcsa M96V Mutant with Y78ESTER in High K+ within 5.0Å range: probe atom residue distance (Å) B Occ C:K203 b:48.2 occ:0.25 O C:THR75 2.8 39.8 1.0 OG1 C:THR75 3.2 38.1 1.0 K C:K202 3.6 41.8 0.2 CB C:THR75 3.8 46.5 1.0 C C:THR75 3.9 44.6 1.0 C11 C:TBA205 4.3 24.6 0.2 C41 C:TBA205 4.3 24.7 0.2 CA C:THR75 4.5 45.6 1.0 N C:VAL76 4.8 46.0 1.0 N1 C:TBA205 5.0 24.7 0.2

Potassium binding site 4 out of 4 in the Kcsa M96V Mutant with Y78ESTER in High K+


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Kcsa M96V Mutant with Y78ESTER in High K+ within 5.0Å range: probe atom residue distance (Å) B Occ C:K204 b:76.2 occ:0.25 O C:TYF78 4.2 10.2 1.0 K C:K201 4.5 39.5 0.2 CA C:GLY79 4.7 38.8 1.0

R.Reddi, S.Chatterjee, K.Matulef, A.Gustafson, L.Gao, F.I.Valiyaveetil. A Facile Approach For Incorporating Tyrosine Esters to Probe Ion-Binding Sites and Backbone Hydrogen Bonds. J.Biol.Chem. V. 300 05517 2023.
ISSN: ESSN 1083-351X
PubMed: 38042487
DOI: 10.1016/J.JBC.2023.105517