Potassium in PDB 7xvm: Crystal Structure of Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment)

The structure of Crystal Structure of Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment), PDB code: 7xvm was solved by Z.Adhireksan, B.Qiuye, P.L.Lee, D.Sharma, S.Padavattan, C.A.Davey, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.03 / 2.84
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	105.16, 103.758, 212.955, 90, 100.97, 90
R / Rfree (%)	20 / 25.9

The structure of Crystal Structure of Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment) also contains other interesting chemical elements:

Chlorine	(Cl)	3 atoms
Calcium	(Ca)	18 atoms

The binding sites of Potassium atom in the Crystal Structure of Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment) (pdb code 7xvm). 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 Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment), PDB code: 7xvm:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment)


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 Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment) within 5.0Å range: probe atom residue distance (Å) B Occ I:K109 b:110.3 occ:1.00 O2 I:DT-26 2.9 106.5 1.0 O4' I:DA-25 3.5 93.5 1.0 O4' J:DA28 3.8 85.6 1.0 C4' I:DA-25 3.9 82.0 1.0 C2 I:DT-26 4.1 107.1 1.0 C2 J:DA26 4.3 111.2 1.0 C4' J:DA28 4.3 81.9 1.0 C1' I:DA-25 4.4 94.8 1.0 C5' I:DA-25 4.5 83.8 1.0 N3 I:DA-25 4.6 106.0 1.0 N2 J:DG27 4.6 101.1 1.0 C5' J:DA28 4.7 78.8 1.0 N3 J:DG27 4.8 108.8 1.0 N1 J:DA26 4.9 115.0 1.0 O4' I:DG-24 4.9 81.3 1.0 N3 J:DA26 4.9 96.6 1.0 C1' I:DT-26 4.9 92.9 1.0 N3 I:DT-26 4.9 113.5 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment)


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 Nucleosome-H5 Linker Histone Assembly (Sticky- 169A Dna Fragment) within 5.0Å range: probe atom residue distance (Å) B Occ T:K103 b:126.1 occ:1.00 O2 T:DT-26 2.9 112.0 1.0 O4' T:DA-25 3.2 116.6 1.0 C4' T:DA-25 3.6 111.9 1.0 C2 T:DT-26 4.0 105.8 1.0 C1' T:DA-25 4.2 113.7 1.0 O4' S:DA28 4.2 113.0 1.0 C5' T:DA-25 4.3 107.1 1.0 N3 T:DA-25 4.3 98.5 1.0 C2 S:DA26 4.4 116.3 1.0 N2 S:DG27 4.5 103.6 1.0 O4' T:DG-24 4.6 107.2 1.0 C4' S:DA28 4.7 107.1 1.0 C1' T:DT-26 4.8 105.5 1.0 C5' T:DG-24 4.8 90.1 1.0 N9 T:DA-25 4.9 107.5 1.0 N3 T:DT-26 4.9 106.3 1.0 N1 T:DT-26 4.9 103.1 1.0 C4 T:DA-25 4.9 102.5 1.0 C3' T:DA-25 4.9 110.4 1.0 O3' T:DA-25 4.9 105.7 1.0 N3 S:DG27 5.0 112.2 1.0

Z.Adhireksan, B.Qiuye, P.L.Lee, D.Sharma, S.Padavattan, C.A.Davey. Crystal Structure of Nucleosome-H1.0 Linker Histone Assembly (Sticky-169A Dna Fragment) To Be Published.