Potassium in PDB 3lut: A Structural Model For the Full-Length Shaker Potassium Channel KV1.2

The structure of A Structural Model For the Full-Length Shaker Potassium Channel KV1.2, PDB code: 3lut was solved by X.Chen, F.Ni, Q.Wang, J.Ma, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.48 / 2.90
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	113.605, 113.605, 260.473, 90.00, 90.00, 90.00
R / Rfree (%)	21.1 / 22.1

The binding sites of Potassium atom in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2 (pdb code 3lut). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 6 binding sites of Potassium where determined in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2, PDB code: 3lut:
Jump to Potassium binding site number: 1; 2; 3; 4; 5; 6;

Potassium binding site 1 out of 6 in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of A Structural Model For the Full-Length Shaker Potassium Channel KV1.2 within 5.0Å range: probe atom residue distance (Å) B Occ B:K500 b:1.0 occ:0.25 OG1 B:THR374 2.8 0.7 1.0 K B:K501 3.2 0.6 0.3 O B:THR374 3.3 0.8 1.0 CB B:THR374 3.8 0.8 1.0 C B:THR374 4.3 0.8 1.0 CA B:THR374 4.7 0.6 1.0 CG2 B:THR374 4.9 0.3 1.0 O B:THR373 4.9 0.5 1.0

Potassium binding site 2 out of 6 in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of A Structural Model For the Full-Length Shaker Potassium Channel KV1.2 within 5.0Å range: probe atom residue distance (Å) B Occ B:K501 b:0.6 occ:0.25 O B:THR374 2.8 0.8 1.0 K B:K500 3.2 1.0 0.3 K B:K502 3.5 0.4 0.3 O B:VAL375 3.6 0.7 1.0 C B:THR374 4.0 0.8 1.0 C B:VAL375 4.2 0.1 1.0 CA B:VAL375 4.4 0.9 1.0 N B:VAL375 4.7 0.5 1.0 OG1 B:THR374 4.7 0.7 1.0

Potassium binding site 3 out of 6 in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of A Structural Model For the Full-Length Shaker Potassium Channel KV1.2 within 5.0Å range: probe atom residue distance (Å) B Occ B:K502 b:0.4 occ:0.25 K B:K503 3.0 0.8 0.3 O B:VAL375 3.1 0.7 1.0 O B:GLY376 3.2 0.0 1.0 K B:K501 3.5 0.6 0.3 C B:GLY376 4.1 0.5 1.0 C B:VAL375 4.3 0.1 1.0 CA B:GLY376 4.6 0.7 1.0 N B:GLY376 4.9 0.6 1.0

Potassium binding site 4 out of 6 in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of A Structural Model For the Full-Length Shaker Potassium Channel KV1.2 within 5.0Å range: probe atom residue distance (Å) B Occ B:K503 b:0.8 occ:0.25 K B:K502 3.0 0.4 0.3 O B:GLY376 3.2 0.0 1.0 O B:TYR377 4.0 0.8 1.0 K B:K504 4.1 0.5 0.3 C B:TYR377 4.2 0.4 1.0 C B:GLY376 4.4 0.5 1.0 N B:GLY378 4.5 0.7 1.0 CA B:TYR377 4.6 0.2 1.0 CA B:GLY378 4.7 0.7 1.0

Potassium binding site 5 out of 6 in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of A Structural Model For the Full-Length Shaker Potassium Channel KV1.2 within 5.0Å range: probe atom residue distance (Å) B Occ B:K504 b:0.5 occ:0.25 K B:K503 4.1 0.8 0.3 O B:TYR377 4.2 0.8 1.0 CA B:GLY378 4.6 0.7 1.0 O B:GLY378 4.9 0.0 1.0 C B:GLY378 5.0 0.0 1.0

Potassium binding site 6 out of 6 in the A Structural Model For the Full-Length Shaker Potassium Channel KV1.2


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 6 of A Structural Model For the Full-Length Shaker Potassium Channel KV1.2 within 5.0Å range:

X.Chen, Q.Wang, F.Ni, J.Ma. Structure of the Full-Length Shaker Potassium Channel KV1.2 By Normal-Mode-Based X-Ray Crystallographic Refinement. Proc.Natl.Acad.Sci.Usa V. 107 11352 2010.
ISSN: ISSN 0027-8424
PubMed: 20534430
DOI: 10.1073/PNAS.1000142107