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Calcium in PDB 2wlj: Potassium Channel From Magnetospirillum Magnetotacticum

Protein crystallography data

The structure of Potassium Channel From Magnetospirillum Magnetotacticum, PDB code: 2wlj was solved by O.B.Clarke, A.T.Caputo, B.J.Smith, J.M.Gulbis, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 15.00 / 2.60
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 105.627, 109.385, 88.786, 90.00, 90.00, 90.00
R / Rfree (%) 22 / 24.3

Other elements in 2wlj:

The structure of Potassium Channel From Magnetospirillum Magnetotacticum also contains other interesting chemical elements:

Potassium (K) 2 atoms
Chlorine (Cl) 3 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Potassium Channel From Magnetospirillum Magnetotacticum (pdb code 2wlj). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Potassium Channel From Magnetospirillum Magnetotacticum, PDB code: 2wlj:

Calcium binding site 1 out of 1 in 2wlj

Go back to Calcium Binding Sites List in 2wlj
Calcium binding site 1 out of 1 in the Potassium Channel From Magnetospirillum Magnetotacticum


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Potassium Channel From Magnetospirillum Magnetotacticum within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca1305

b:38.7
occ:0.50
OG1 A:THR96 2.4 55.1 1.0
OG1 B:THR96 2.5 63.1 1.0
O A:THR96 2.5 60.3 1.0
O B:THR96 2.6 68.4 1.0
CB A:THR96 3.5 58.6 1.0
CB B:THR96 3.5 64.8 1.0
C A:THR96 3.6 60.4 1.0
C B:THR96 3.6 66.6 1.0
CA A:THR96 4.3 59.3 1.0
CA B:THR96 4.3 64.9 1.0
O B:ALA95 4.5 64.3 1.0
O A:ALA95 4.6 57.5 1.0
N A:ILE97 4.6 61.3 1.0
N B:ILE97 4.6 67.7 1.0
CG2 A:THR96 4.7 56.4 1.0
CG2 B:THR96 4.7 61.0 1.0
CA A:ILE97 4.8 63.6 1.0
CA B:ILE97 4.8 70.7 1.0

Reference:

O.B.Clarke, A.T.Caputo, A.P.Hill, J.I.Vandenberg, B.J.Smith, J.M.Gulbis. Domain Reorientation and Rotation of An Intracellular Assembly Regulate Conduction in Kir Potassium Channels. Cell(Cambridge,Mass.) V. 141 1018 2010.
ISSN: ISSN 0092-8674
PubMed: 20564790
DOI: 10.1016/J.CELL.2010.05.003
Page generated: Sat Dec 12 03:56:09 2020

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