Potassium in PDB 1rb6: Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form

The structure of Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form, PDB code: 1rb6 was solved by J.Holton, T.Alber, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	15.00 / 1.90
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	64.947, 64.947, 78.012, 90.00, 90.00, 90.00
R / Rfree (%)	22.3 / 24.1

The structure of Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form also contains other interesting chemical elements:

Chlorine

(Cl)

9 atoms

The binding sites of Potassium atom in the Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form (pdb code 1rb6). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form, PDB code: 1rb6:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form within 5.0Å range: probe atom residue distance (Å) B Occ B:K802 b:29.4 occ:1.00 OE2 B:GLU10 3.3 30.2 1.0 CE A:LYS8 3.5 23.3 0.5 CE A:LYS8 3.7 21.8 0.5 O B:HOH951 3.7 48.9 1.0 NZ A:LYS8 4.0 24.1 0.5 CD B:GLU10 4.2 23.5 1.0 CG B:GLU10 4.3 18.9 1.0 CD A:LYS8 4.6 23.1 1.0 NZ A:LYS8 4.7 21.1 0.5 O B:HOH904 4.8 25.0 0.5 O B:HOH904 5.0 0.6 0.5

Potassium binding site 2 out of 2 in the Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Antiparallel Trimer of GCN4-Leucine Zipper Core Mutant As N16A Tetragonal Form within 5.0Å range: probe atom residue distance (Å) B Occ C:K801 b:31.0 occ:1.00 OE1 C:GLU22 2.5 29.5 0.5 O B:HOH922 2.8 38.0 1.0 OE2 C:GLU22 3.0 28.0 0.5 CD C:GLU22 3.1 27.3 0.5 O C:HOH908 3.3 22.3 1.0 CG B:LYS8 3.8 18.7 1.0 CD2 C:HIS18 3.9 26.4 1.0 CD1 C:LEU19 4.0 17.2 1.0 CD2 B:LEU5 4.0 19.6 1.0 CA C:LEU19 4.2 15.3 1.0 NE2 C:HIS18 4.4 27.2 1.0 CE B:LYS8 4.4 20.1 1.0 CB C:LEU19 4.4 16.7 1.0 CB B:LYS8 4.4 14.7 1.0 CG C:GLU22 4.5 25.2 1.0 CD B:LYS8 4.5 16.3 1.0 N C:LEU19 4.5 19.2 1.0 O C:HOH921 4.6 44.1 1.0 CB C:GLU22 4.7 20.3 1.0 CG C:LEU19 4.8 17.0 1.0 CG C:HIS18 4.8 22.8 1.0 CL B:CL805 4.9 40.6 1.0

J.Holton, T.Alber. Automated Protein Crystal Structure Determination Using Elves. Proc.Natl.Acad.Sci.Usa V. 101 1537 2004.
ISSN: ISSN 0027-8424
PubMed: 14752198
DOI: 10.1073/PNAS.0306241101