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Potassium in PDB 3qcr: Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex.

Protein crystallography data

The structure of Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex., PDB code: 3qcr 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) 9.96 / 3.20
Space group P 62 2 2
Cell size a, b, c (Å), α, β, γ (°) 71.674, 71.674, 29.370, 90.00, 90.00, 120.00
R / Rfree (%) 34.4 / 37.8

Potassium Binding Sites:

The binding sites of Potassium atom in the Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex. (pdb code 3qcr). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex., PDB code: 3qcr:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 3qcr

Go back to Potassium Binding Sites List in 3qcr
Potassium binding site 1 out of 2 in the Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex.


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex. within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K13

b:20.0
occ:0.50
O6 A:DG4 2.5 20.0 1.0
K A:K14 2.7 20.0 0.5
O6 A:DG5 3.3 20.0 1.0
C6 A:DG4 3.5 20.0 1.0
O6 A:DG10 3.6 20.0 1.0
N1 A:DG4 3.8 20.0 1.0
O6 A:DG11 3.9 20.0 1.0
O6 A:DG3 3.9 20.0 1.0
C6 A:DG5 4.3 20.0 1.0
N1 A:DG10 4.4 20.0 1.0
C6 A:DG10 4.4 20.0 1.0
N1 A:DG11 4.6 20.0 1.0
C6 A:DG3 4.6 20.0 1.0
C6 A:DG11 4.7 20.0 1.0
C5 A:DG4 4.7 20.0 1.0
N1 A:DG5 4.8 20.0 1.0
O6 A:DG9 4.8 20.0 1.0
N1 A:DG3 4.9 20.0 1.0

Potassium binding site 2 out of 2 in 3qcr

Go back to Potassium Binding Sites List in 3qcr
Potassium binding site 2 out of 2 in the Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex.


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Incomplete Structural Model of A Human Telomeric Dna Quadruplex- Acridine Complex. within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K14

b:20.0
occ:0.50
O6 A:DG3 2.4 20.0 1.0
K A:K13 2.7 20.0 0.5
O6 A:DG9 2.9 20.0 1.0
O6 A:DG4 3.3 20.0 1.0
C6 A:DG3 3.4 20.0 1.0
O6 A:DG10 3.7 20.0 1.0
N1 A:DG3 3.7 20.0 1.0
C6 A:DG9 4.0 20.0 1.0
C6 A:DG4 4.1 20.0 1.0
N1 A:DG4 4.3 20.0 1.0
N1 A:DG9 4.4 20.0 1.0
N1 A:DG10 4.4 20.0 1.0
C6 A:DG10 4.4 20.0 1.0
C5 A:DG3 4.7 20.0 1.0

Reference:

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
Page generated: Sun Dec 13 23:21:56 2020

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