Potassium in PDB 3pqi: Crystal Structure of the Bacteriophage PHI92 Membrane-Piercing Protein GP138

The structure of Crystal Structure of the Bacteriophage PHI92 Membrane-Piercing Protein GP138, PDB code: 3pqi was solved by C.Browning, M.Shneider, P.G.Leiman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	55.61 / 2.64
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	65.144, 65.144, 329.375, 90.00, 90.00, 120.00
R / Rfree (%)	21.1 / 25

The structure of Crystal Structure of the Bacteriophage PHI92 Membrane-Piercing Protein GP138 also contains other interesting chemical elements:

Iron

(Fe)

1 atom

The binding sites of Potassium atom in the Crystal Structure of the Bacteriophage PHI92 Membrane-Piercing Protein GP138 (pdb code 3pqi). 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 Crystal Structure of the Bacteriophage PHI92 Membrane-Piercing Protein GP138, PDB code: 3pqi:

Potassium binding site 1 out of 1 in the Crystal Structure of the Bacteriophage PHI92 Membrane-Piercing Protein GP138


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of the Bacteriophage PHI92 Membrane-Piercing Protein GP138 within 5.0Å range: probe atom residue distance (Å) B Occ A:K248 b:94.5 occ:1.00 N A:THR198 3.8 50.2 1.0 OG1 A:THR198 3.8 51.6 1.0 CA A:GLY197 4.2 43.2 1.0 CB A:THR198 4.3 45.9 1.0 CG A:PRO208 4.5 44.9 1.0 C A:GLY197 4.6 49.3 1.0 CA A:THR198 4.7 49.0 1.0

C.Browning, M.M.Shneider, V.D.Bowman, D.Schwarzer, P.G.Leiman. Phage Pierces the Host Cell Membrane with the Iron-Loaded Spike. Structure V. 20 326 2012.
ISSN: ISSN 0969-2126
PubMed: 22325780
DOI: 10.1016/J.STR.2011.12.009