Potassium in PDB 3mij: Crystal Structure of A Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand.

The structure of Crystal Structure of A Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand., PDB code: 3mij was solved by G.W.Collie, S.Neidle, G.N.Parkinson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	16.34 / 2.60
Space group	P 2 3
Cell size a, b, c (Å), α, β, γ (°)	56.606, 56.606, 56.606, 90.00, 90.00, 90.00
R / Rfree (%)	23.5 / 24.8

The binding sites of Potassium atom in the Crystal Structure of A Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand. (pdb code 3mij). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of A Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand., PDB code: 3mij:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of A Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand.


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 Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand. within 5.0Å range: probe atom residue distance (Å) B Occ A:K21 b:46.6 occ:0.50 O6 A:G5 2.7 22.3 1.0 O6 A:G10 2.7 22.5 1.0 O6 A:G4 2.8 20.7 1.0 O6 A:G11 2.8 20.0 1.0 K A:K22 3.4 40.7 0.5 C6 A:G5 3.6 21.6 1.0 C6 A:G10 3.7 21.7 1.0 C6 A:G11 3.7 19.7 1.0 C6 A:G4 3.8 19.0 1.0 N1 A:G5 3.9 21.0 1.0 N1 A:G11 4.0 18.8 1.0 N1 A:G10 4.1 21.7 1.0 N1 A:G4 4.1 18.4 1.0 C5 A:G5 4.9 21.3 1.0 C5 A:G10 4.9 20.4 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of A Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand.


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 Telomeric Rna G-Quadruplex Complexed with An Acridine-Based Ligand. within 5.0Å range: probe atom residue distance (Å) B Occ A:K22 b:40.7 occ:0.50 O6 A:G3 2.6 19.0 1.0 O6 A:G9 2.6 10.5 1.0 O6 A:G10 3.0 22.5 1.0 O6 A:G4 3.3 20.7 1.0 K A:K21 3.4 46.6 0.5 C6 A:G9 3.6 11.2 1.0 C6 A:G3 3.6 17.5 1.0 N1 A:G3 3.8 17.5 1.0 N1 A:G9 3.9 11.8 1.0 C6 A:G10 3.9 21.7 1.0 C6 A:G4 4.0 19.0 1.0 N1 A:G10 4.3 21.7 1.0 N1 A:G4 4.3 18.4 1.0 C5 A:G9 4.9 11.6 1.0 C5 A:G3 4.9 15.8 1.0

G.W.Collie, S.Sparapani, G.N.Parkinson, S.Neidle. Structural Basis of Telomeric Rna Quadruplex-Acridine Ligand Recognition. J.Am.Chem.Soc. V. 133 2721 2011.
ISSN: ISSN 0002-7863
PubMed: 21291211
DOI: 10.1021/JA109767Y