Potassium in PDB 6jjg: Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex

The structure of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex, PDB code: 6jjg was solved by Y.S.Zhang, D.G.Wei, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	23.08 / 1.97
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	48.654, 46.807, 36.843, 90.00, 110.32, 90.00
R / Rfree (%)	25.4 / 27.4

The structure of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex also contains other interesting chemical elements:

Sodium

(Na)

1 atom

The binding sites of Potassium atom in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex (pdb code 6jjg). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex, PDB code: 6jjg:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex


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 A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ A:K101 b:46.9 occ:1.00 O6 B:DG6 2.7 57.9 1.0 O6 A:DG2 2.7 51.3 1.0 O6 A:DG6 2.8 53.2 1.0 O6 B:DG2 2.8 56.6 1.0 O6 A:DG1 2.8 41.7 1.0 O6 A:DG7 2.8 49.4 1.0 O6 B:DG7 2.8 43.2 1.0 O6 B:DG1 2.9 48.8 1.0 K A:K102 3.4 43.3 1.0 C6 B:DG6 3.6 58.5 1.0 C6 A:DG2 3.7 57.2 1.0 C6 A:DG7 3.7 59.1 1.0 C6 B:DG1 3.7 48.5 1.0 C6 A:DG1 3.7 41.5 1.0 C6 B:DG7 3.7 54.6 1.0 C6 A:DG6 3.7 56.9 1.0 C6 B:DG2 3.8 61.7 1.0 N1 B:DG6 3.9 56.7 1.0 N1 A:DG2 3.9 59.2 1.0 N1 B:DG1 4.0 54.0 1.0 N1 A:DG6 4.0 63.6 1.0 N1 A:DG7 4.0 56.7 1.0 N1 B:DG2 4.0 64.9 1.0 N1 B:DG7 4.0 53.8 1.0 N1 A:DG1 4.1 42.8 1.0 C5 B:DC5 4.2 65.7 1.0 C4 B:DC5 4.5 69.4 1.0 C6 B:DC5 4.6 58.1 1.0 N4 B:DC5 4.7 74.8 1.0 C5 B:DG6 4.9 65.7 1.0 C5 A:DG1 4.9 46.4 1.0 C5 B:DG1 4.9 58.9 1.0 C5 A:DG7 4.9 54.1 1.0 C5 B:DG7 4.9 45.3 1.0 C5 A:DG2 5.0 54.4 1.0

Potassium binding site 2 out of 3 in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ A:K102 b:43.3 occ:1.00 O6 A:DG1 2.8 41.7 1.0 O6 B:DG7 2.8 43.2 1.0 O6 A:DG12 2.8 38.6 1.0 O6 B:DG1 2.8 48.8 1.0 O6 A:DG7 2.9 49.4 1.0 O6 B:DG9 2.9 45.6 1.0 O6 A:DG9 2.9 44.1 1.0 O6 B:DG12 2.9 51.2 1.0 K A:K101 3.4 46.9 1.0 K A:K103 3.5 41.2 1.0 C6 A:DG1 3.6 41.5 1.0 C6 B:DG7 3.6 54.6 1.0 C6 B:DG1 3.6 48.5 1.0 C6 A:DG12 3.6 36.3 1.0 C6 B:DG9 3.7 44.7 1.0 C6 A:DG7 3.7 59.1 1.0 C6 A:DG9 3.7 40.8 1.0 C6 B:DG12 3.8 50.7 1.0 N1 B:DG1 3.9 54.0 1.0 N1 A:DG12 3.9 55.8 1.0 N1 A:DG1 3.9 42.8 1.0 N1 B:DG9 4.0 43.0 1.0 N1 B:DG7 4.0 53.8 1.0 N1 A:DG9 4.0 48.5 1.0 N1 A:DG7 4.0 56.7 1.0 N1 B:DG12 4.1 54.5 1.0 C5 B:DG7 4.8 45.3 1.0 C5 A:DG1 4.8 46.4 1.0 C5 A:DG12 4.8 45.4 1.0 C5 B:DG1 4.9 58.9 1.0 C5 A:DG7 4.9 54.1 1.0 C5 B:DG9 4.9 48.8 1.0 C5 A:DG9 4.9 43.6 1.0 C5 B:DG12 5.0 58.2 1.0

Potassium binding site 3 out of 3 in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ A:K103 b:41.2 occ:1.00 O6 A:DG12 2.8 38.6 1.0 O6 A:DG13 2.8 37.4 1.0 O6 B:DG12 2.9 51.2 1.0 O6 B:DG9 2.9 45.6 1.0 O6 A:DG10 2.9 37.8 1.0 O6 A:DG9 2.9 44.1 1.0 O6 B:DG13 2.9 45.2 1.0 O6 B:DG10 3.0 44.8 1.0 NA A:NA104 3.5 34.6 1.0 K A:K102 3.5 43.3 1.0 C6 A:DG13 3.6 41.1 1.0 C6 A:DG12 3.6 36.3 1.0 C6 A:DG10 3.7 45.1 1.0 C6 B:DG10 3.7 46.7 1.0 C6 B:DG13 3.7 44.8 1.0 C6 B:DG9 3.7 44.7 1.0 C6 B:DG12 3.8 50.7 1.0 C6 A:DG9 3.8 40.8 1.0 N1 A:DG13 3.9 46.9 1.0 N1 A:DG12 4.0 55.8 1.0 N1 A:DG10 4.0 38.8 1.0 N1 B:DG9 4.0 43.0 1.0 N1 B:DG10 4.0 47.5 1.0 N1 B:DG13 4.0 43.4 1.0 N1 B:DG12 4.1 54.5 1.0 N1 A:DG9 4.1 48.5 1.0 C5 B:DG10 4.8 55.4 1.0 C5 A:DG13 4.8 40.2 1.0 C5 A:DG12 4.9 45.4 1.0 C5 A:DG10 4.9 49.9 1.0 C5 B:DG12 4.9 58.2 1.0 C5 B:DG13 5.0 54.1 1.0 C5 B:DG9 5.0 48.8 1.0

Y.S.Zhang, G.N.Parkinson, A.Wagner, D.G.Wei. Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G-Quadruplex To Be Published.