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Potassium in PDB 6w0d: Open-Gate Kcsa Soaked in 5 Mm BACL2

Protein crystallography data

The structure of Open-Gate Kcsa Soaked in 5 Mm BACL2, PDB code: 6w0d was solved by A.Rohaim, L.Gong, J.Li, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 55.48 / 3.64
Space group I 4
Cell size a, b, c (Å), α, β, γ (°) 156.912, 156.912, 73.671, 90.00, 90.00, 90.00
R / Rfree (%) 19 / 24.8

Other elements in 6w0d:

The structure of Open-Gate Kcsa Soaked in 5 Mm BACL2 also contains other interesting chemical elements:

Barium (Ba) 1 atom

Potassium Binding Sites:

The binding sites of Potassium atom in the Open-Gate Kcsa Soaked in 5 Mm BACL2 (pdb code 6w0d). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Open-Gate Kcsa Soaked in 5 Mm BACL2, PDB code: 6w0d:

Potassium binding site 1 out of 1 in 6w0d

Go back to Potassium Binding Sites List in 6w0d
Potassium binding site 1 out of 1 in the Open-Gate Kcsa Soaked in 5 Mm BACL2


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Open-Gate Kcsa Soaked in 5 Mm BACL2 within 5.0Å range:
probe atom residue distance (Å) B Occ
C:K202

b:20.0
occ:0.25
O C:GLY77 2.0 0.7 1.0
C C:GLY77 3.1 99.0 1.0
CA C:GLY77 3.8 0.3 1.0
N C:TYR78 4.2 0.9 1.0
C C:TYR78 4.5 92.5 1.0
N C:GLY79 4.5 89.4 1.0
CA C:TYR78 4.6 98.7 1.0
O C:VAL76 4.6 0.5 1.0
O C:HOH302 4.7 30.0 0.2
O C:TYR78 4.9 90.9 1.0
N C:GLY77 5.0 0.1 1.0

Reference:

A.Rohaim, L.Gong, J.Li, H.Rui, L.Blachowicz, B.Roux. Open and Closed Structures of A Barium-Blocked Potassium Channel. J.Mol.Biol. V. 432 4783 2020.
ISSN: ESSN 1089-8638
PubMed: 32615129
DOI: 10.1016/J.JMB.2020.06.012
Page generated: Mon Aug 12 18:03:56 2024

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