Potassium in PDB 2gix: Cytoplasmic Domain Structure of KIR2.1 Containing Andersen'S Mutation R218Q and Rescue Mutation T309K

The structure of Cytoplasmic Domain Structure of KIR2.1 Containing Andersen'S Mutation R218Q and Rescue Mutation T309K, PDB code: 2gix was solved by S.Pegan, C.Arrabit, P.A.Slesinger, S.Choe, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	N/A / 2.02
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	140.674, 98.876, 98.094, 90.00, 130.68, 90.00
R / Rfree (%)	17.7 / 22.9

The binding sites of Potassium atom in the Cytoplasmic Domain Structure of KIR2.1 Containing Andersen'S Mutation R218Q and Rescue Mutation T309K (pdb code 2gix). 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 Cytoplasmic Domain Structure of KIR2.1 Containing Andersen'S Mutation R218Q and Rescue Mutation T309K, PDB code: 2gix:

Potassium binding site 1 out of 1 in the Cytoplasmic Domain Structure of KIR2.1 Containing Andersen'S Mutation R218Q and Rescue Mutation T309K


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Cytoplasmic Domain Structure of KIR2.1 Containing Andersen'S Mutation R218Q and Rescue Mutation T309K within 5.0Å range: probe atom residue distance (Å) B Occ A:K800 b:37.3 occ:1.00 O C:HOH901 2.6 40.3 1.0 O A:HOH942 2.6 33.7 1.0 O A:HOH823 2.8 22.4 1.0 O A:HOH820 2.8 24.1 1.0 O B:HOH825 2.9 19.1 1.0 O D:HOH871 2.9 27.6 1.0 O B:HOH903 2.9 30.3 1.0 O C:HOH832 3.0 20.1 1.0 O D:HOH976 3.6 21.5 1.0 O B:HOH960 3.7 26.3 1.0 O B:HOH817 4.3 14.5 1.0 O A:HOH814 4.3 15.0 1.0 O C:HOH824 4.4 15.5 1.0 O D:HOH822 4.4 12.9 1.0 O A:ASP255 4.8 18.8 1.0 O B:ASP255 5.0 18.8 1.0 OD1 C:ASP255 5.0 25.9 1.0

S.Pegan, C.Arrabit, P.A.Slesinger, S.Choe. Andersen'S Syndrome Mutation Effects on the Structure and Assembly of the Cytoplasmic Domains of KIR2.1. Biochemistry V. 45 8599 2006.
ISSN: ISSN 0006-2960
PubMed: 16834334
DOI: 10.1021/BI060653D