Potassium in PDB 1ijv: Human Beta-Defensin-1

The structure of Human Beta-Defensin-1, PDB code: 1ijv was solved by D.M.Hoover, J.Lubkowski, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.20
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	27.121, 47.243, 53.853, 90.00, 90.00, 90.00
R / Rfree (%)	16.1 / 19.3

The structure of Human Beta-Defensin-1 also contains other interesting chemical elements:

Bromine

(Br)

6 atoms

The binding sites of Potassium atom in the Human Beta-Defensin-1 (pdb code 1ijv). 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 Human Beta-Defensin-1, PDB code: 1ijv:

Potassium binding site 1 out of 1 in the Human Beta-Defensin-1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Human Beta-Defensin-1 within 5.0Å range: probe atom residue distance (Å) B Occ B:K109 b:20.4 occ:1.00 O2 B:SO4101 2.7 9.3 1.0 O B:HOH202 2.8 7.7 1.0 O B:HOH201 3.2 8.3 1.0 CB B:HIS2 3.4 8.9 1.0 O3 B:SO4101 3.4 8.0 1.0 S B:SO4101 3.5 7.0 1.0 ND1 B:HIS2 3.7 7.5 1.0 CG B:HIS2 3.8 9.2 1.0 O4 B:SO4101 4.1 8.2 1.0 CD2 B:TYR28 4.2 8.8 1.0 CE2 B:TYR28 4.2 9.5 1.0 CE1 B:HIS2 4.7 8.2 1.0 CA B:HIS2 4.8 8.2 1.0 CD2 B:HIS2 4.8 6.8 1.0 O1 B:SO4101 4.8 7.7 1.0 N B:HIS2 4.9 6.1 1.0

D.M.Hoover, O.Chertov, J.Lubkowski. The Structure of Human Beta-Defensin-1: New Insights Into Structural Properties of Beta-Defensins. J.Biol.Chem. V. 276 39021 2001.
ISSN: ISSN 0021-9258
PubMed: 11486002
DOI: 10.1074/JBC.M103830200