Sodium in PDB 6jjf: 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: 6jjf was solved by Y.S.Zhang, K.Ei Omari, R.Duman, A.Wagner, G.N.Parkinson, D.G.Wei, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	23.80 / 1.47
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	45.370, 47.600, 37.730, 90.00, 110.02, 90.00
R / Rfree (%)	19.2 / 19.9

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

Cobalt	(Co)	3 atoms
Potassium	(K)	3 atoms

The binding sites of Sodium atom in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex (pdb code 6jjf). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex, PDB code: 6jjf:

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


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na 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:Na106 b:27.9 occ:1.00 O6 A:DG13 2.8 23.1 1.0 N1 B:DA14 3.0 27.6 0.5 O6 B:DG13 3.0 24.3 1.0 O6 B:DG10 3.0 22.6 1.0 O6 A:DG10 3.0 24.7 1.0 C2 B:DA14 3.4 27.6 0.5 N1 A:DA14 3.4 28.4 0.5 K A:K103 3.5 22.0 1.0 C2 A:DA14 3.6 28.3 0.5 C6 A:DG13 3.7 22.0 1.0 C6 B:DG13 3.9 21.0 1.0 C6 A:DG10 3.9 24.8 1.0 C6 B:DG10 3.9 22.0 1.0 C2 A:DA14 4.0 26.3 0.5 N1 A:DG13 4.0 21.9 1.0 N1 A:DG10 4.1 24.3 1.0 C6 B:DA14 4.1 19.9 0.5 N1 B:DG10 4.2 22.5 1.0 N1 B:DG13 4.2 22.7 1.0 N6 B:DA14 4.4 21.0 0.5 C6 A:DA14 4.6 27.4 0.5 N7 B:DA14 4.6 26.8 0.5 N3 B:DA14 4.6 26.1 0.5 N1 A:DA14 4.7 26.4 0.5 N3 A:DA14 4.7 22.5 0.5 N3 A:DA14 4.8 28.2 0.5 C5 A:DG13 4.9 22.7 1.0 N6 A:DA14 5.0 26.0 0.5

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