Potassium in PDB 1k28: The Structure of the Bacteriophage T4 Cell-Puncturing Device

All present enzymatic activity of The Structure of the Bacteriophage T4 Cell-Puncturing Device:
3.2.1.17;

The structure of The Structure of the Bacteriophage T4 Cell-Puncturing Device, PDB code: 1k28 was solved by S.Kanamaru, P.G.Leiman, V.A.Kostyuchenko, P.R.Chipman, V.V.Mesyanzhinov, F.Arisaka, M.G.Rossmann, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.90
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	139.261, 139.261, 381.998, 90.00, 90.00, 120.00
R / Rfree (%)	21.1 / 28

The binding sites of Potassium atom in the The Structure of the Bacteriophage T4 Cell-Puncturing Device (pdb code 1k28). 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 The Structure of the Bacteriophage T4 Cell-Puncturing Device, PDB code: 1k28:

Potassium binding site 1 out of 1 in the The Structure of the Bacteriophage T4 Cell-Puncturing Device


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of The Structure of the Bacteriophage T4 Cell-Puncturing Device within 5.0Å range: probe atom residue distance (Å) B Occ A:K585 b:48.9 occ:0.33 O A:HOH799 2.6 50.3 1.0 O A:HOH885 2.6 44.9 1.0 OE1 A:GLU552 4.0 43.0 1.0 OE2 A:GLU552 4.5 37.6 1.0 CD A:GLU552 4.7 40.0 1.0 CH2 A:TRP550 4.9 47.5 1.0

S.Kanamaru, P.G.Leiman, V.A.Kostyuchenko, P.R.Chipman, V.V.Mesyanzhinov, F.Arisaka, M.G.Rossmann. Structure of the Cell-Puncturing Device of Bacteriophage T4. Nature V. 415 553 2002.
ISSN: ISSN 0028-0836
PubMed: 11823865
DOI: 10.1038/415553A