Potassium in PDB 2qby: Crystal Structure of A Heterodimer of CDC6/ORC1 Initiators Bound to Origin Dna (From S. Solfataricus)

The structure of Crystal Structure of A Heterodimer of CDC6/ORC1 Initiators Bound to Origin Dna (From S. Solfataricus), PDB code: 2qby was solved by E.L.Cunningham Dueber, J.E.Corn, S.D.Bell, J.M.Berger, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 3.35
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	77.649, 199.143, 213.405, 90.00, 90.00, 90.00
R / Rfree (%)	22.6 / 26.9

The structure of Crystal Structure of A Heterodimer of CDC6/ORC1 Initiators Bound to Origin Dna (From S. Solfataricus) also contains other interesting chemical elements:

Magnesium

(Mg)

2 atoms

The binding sites of Potassium atom in the Crystal Structure of A Heterodimer of CDC6/ORC1 Initiators Bound to Origin Dna (From S. Solfataricus) (pdb code 2qby). 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 Heterodimer of CDC6/ORC1 Initiators Bound to Origin Dna (From S. Solfataricus), PDB code: 2qby:

Potassium binding site 1 out of 1 in the Crystal Structure of A Heterodimer of CDC6/ORC1 Initiators Bound to Origin Dna (From S. Solfataricus)


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 Heterodimer of CDC6/ORC1 Initiators Bound to Origin Dna (From S. Solfataricus) within 5.0Å range: probe atom residue distance (Å) B Occ D:K35 b:0.2 occ:1.00 C5 D:DC10 3.9 0.0 1.0 C6 D:DC10 4.1 0.4 1.0 C2' D:DT9 4.5 0.2 1.0 OP2 D:DC10 4.7 0.2 1.0 N4 D:DC11 4.9 0.8 1.0

E.L.Dueber, J.E.Corn, S.D.Bell, J.M.Berger. Replication Origin Recognition and Deformation By A Heterodimeric Archaeal ORC1 Complex. Science V. 317 1210 2007.
ISSN: ISSN 0036-8075
PubMed: 17761879
DOI: 10.1126/SCIENCE.1143690