Potassium in PDB 3gjk: Crystal Structure of A Dna Duplex Containing 7,8- Dihydropyridol[2,3-D]Pyrimidin-2-One

The structure of Crystal Structure of A Dna Duplex Containing 7,8- Dihydropyridol[2,3-D]Pyrimidin-2-One, PDB code: 3gjk was solved by A.Takenaka, E.C.M.Juan, S.Shimizu, T.Haraguchi, M.Xiao, T.Kurose, A.Ohkubo, M.Sekine, T.Shibata, C.L.Millington, D.M.Williams, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	18.70 / 2.20
Space group	P 32 1 2
Cell size a, b, c (Å), α, β, γ (°)	26.221, 26.221, 99.016, 90.00, 90.00, 120.00
R / Rfree (%)	25.2 / 31.4

The binding sites of Potassium atom in the Crystal Structure of A Dna Duplex Containing 7,8- Dihydropyridol[2,3-D]Pyrimidin-2-One (pdb code 3gjk). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Crystal Structure of A Dna Duplex Containing 7,8- Dihydropyridol[2,3-D]Pyrimidin-2-One, PDB code: 3gjk:

Potassium binding site 1 out of 1 in the Crystal Structure of A Dna Duplex Containing 7,8- Dihydropyridol[2,3-D]Pyrimidin-2-One


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 Dna Duplex Containing 7,8- Dihydropyridol[2,3-D]Pyrimidin-2-One within 5.0Å range: probe atom residue distance (Å) B Occ A:K13 b:21.6 occ:0.50 O2 A:DC1 2.1 64.1 1.0 C2 A:DC1 3.0 73.9 1.0 N3 A:DC1 3.3 78.6 1.0 O A:HOH20 3.8 58.7 1.0 N1 A:DC1 4.3 74.4 1.0 C4 A:DC1 4.7 83.2 1.0 C1' A:DC1 4.9 71.6 1.0

A.Takenaka, E.C.M.Juan, S.Shimizu, T.Haraguchi, M.Xiao, T.Kurose, A.Ohkubo, M.Sekine, T.Shibata, C.M.Millington. Insights Into the Stabilizing Contributions of Bicyclic Cytosine Analogues: Crystal Structures of Dna Duplexes Containing 7,8-Dihydropyridol[2,3-D]Pyrimidin-2-One To Be Published.