Calcium in PDB 3gnk: Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4

The structure of Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4, PDB code: 3gnk was solved by A.Naseer, C.J.Cardin, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	16.35 / 2.10
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	65.970, 24.170, 73.890, 90.00, 110.37, 90.00
R / Rfree (%)	21.4 / 30.6

The structure of Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4 also contains other interesting chemical elements:

Sodium

(Na)

2 atoms

The binding sites of Calcium atom in the Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4 (pdb code 3gnk). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4, PDB code: 3gnk:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca60 b:21.2 occ:1.00 O A:HOH63 2.3 19.8 1.0 O A:HOH61 2.4 10.2 1.0 O A:HOH62 2.4 14.6 1.0 O D:HOH58 2.5 4.9 1.0 O A:HOH59 2.7 7.4 1.0 O A:HOH64 2.7 16.9 1.0 O4' A:DG3 4.3 15.4 1.0 N2 D:DG39 4.4 11.2 1.0 O A:HOH57 4.5 9.8 1.0 O A:HOH67 4.5 16.6 1.0 O D:HOH65 4.6 12.8 1.0 O A:HOH123 4.6 11.9 1.0 N3 A:DG3 4.6 11.9 1.0 O2 A:DC2 4.7 12.3 1.0 C4' A:DG3 4.7 16.8 1.0 O A:HOH171 4.7 29.0 1.0 O4' A:DG4 4.8 15.3 1.0 O D:HOH66 4.8 6.5 1.0 N2 A:DG3 4.8 12.3 1.0 O A:HOH172 4.9 41.1 1.0

Calcium binding site 2 out of 2 in the Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4 within 5.0Å range: probe atom residue distance (Å) B Occ D:Ca77 b:22.8 occ:1.00 O C:HOH78 2.3 10.3 1.0 O C:HOH77 2.4 14.1 1.0 O D:HOH76 2.6 14.7 1.0 O4' D:DG33 4.1 20.8 1.0 N2 C:DG29 4.2 11.6 1.0 O C:HOH131 4.3 19.6 1.0 O D:HOH83 4.3 15.8 1.0 O D:HOH132 4.4 32.7 1.0 O D:HOH79 4.4 11.2 1.0 N3 D:DG33 4.5 18.8 1.0 O C:HOH85 4.5 14.1 1.0 O C:HOH80 4.6 12.6 1.0 C4' D:DG33 4.6 21.6 1.0 O D:HOH86 4.7 23.3 1.0 O4' D:DG34 4.8 21.1 1.0 O2 D:DC32 4.8 14.7 1.0 O D:HOH84 4.8 21.5 1.0 N2 D:DG33 4.9 18.7 1.0 C1' D:DG33 4.9 19.8 1.0

A.Naseer, C.J.Cardin. Calcium Bound to the Holliday Junction Sequence D(Tcggcgccga)4 To Be Published.