Calcium in PDB 4rkv: Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions

The structure of Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions, PDB code: 4rkv was solved by A.C.Fyfe, P.W.Dunten, W.G.Scott, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.08 / 0.88
Space group	P 4 21 2
Cell size a, b, c (Å), α, β, γ (°)	36.645, 36.645, 37.078, 90.00, 90.00, 90.00
R / Rfree (%)	9.3 / 9.8

The structure of Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions also contains other interesting chemical elements:

Strontium	(Sr)	6 atoms
Sodium	(Na)	4 atoms

The binding sites of Calcium atom in the Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions (pdb code 4rkv). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions, PDB code: 4rkv:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca2104 b:10.4 occ:0.59 O B:HOH2203 1.1 13.9 0.4 O B:HOH2210 2.4 17.9 1.0 OP1 B:G2003 2.5 9.9 1.0 O B:HOH2215 2.7 26.7 1.0 O3' B:G2002 3.1 8.8 1.0 P B:G2003 3.5 8.7 1.0 H5'' B:G2003 3.7 9.7 1.0 O B:HOH2219 3.7 26.7 1.0 H4' B:G2002 4.0 10.3 1.0 H5' B:G2003 4.1 9.7 1.0 C5' B:G2003 4.3 9.1 1.0 O5' B:G2003 4.4 9.0 1.0 C3' B:G2002 4.4 8.1 1.0 O B:HOH2222 4.5 14.1 0.6 OP1 B:G2002 4.5 12.3 1.0 H5' B:G2002 4.5 14.7 1.0 O2' B:G2002 4.7 9.1 1.0 C4' B:G2002 4.7 8.2 1.0 OP2 B:G2003 4.7 9.6 1.0 O B:HOH2222 5.0 12.7 0.4

Calcium binding site 2 out of 2 in the Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca2105 b:8.1 occ:0.45 O B:HOH2204 0.6 7.9 0.6 O B:HOH2207 0.8 18.7 0.5 O B:HOH2224 2.3 26.7 0.7 O B:HOH2207 2.3 10.9 0.5 O B:HOH2214 2.3 24.3 1.0 OP2 B:G2002 2.4 12.7 1.0 O B:HOH2224 2.4 10.2 0.3 O B:HOH2209 3.8 14.0 0.8 P B:G2002 3.8 10.4 1.0 H3' B:U2001 4.2 12.5 1.0 O5' B:G2002 4.3 9.9 1.0 OP1 B:G2002 4.6 12.3 1.0 H2' B:U2001 4.9 11.7 1.0 O3' B:U2001 4.9 9.6 1.0 C3' B:U2001 5.0 8.8 1.0

A.C.Fyfe, P.W.Dunten, W.G.Scott. Structural Variations and Solvent Structure of Uggggu Quadruplexes Stabilized By SR2+ Ions To Be Published.