Calcium in PDB 7txr: Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2

The structure of Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2, PDB code: 7txr was solved by A.E.Aleshin, F.M.Marassi, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.24 / 2.00
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	40.835, 98.277, 49.433, 90, 99.82, 90
R / Rfree (%)	18.4 / 22.6

The structure of Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2 also contains other interesting chemical elements:

Chlorine	(Cl)	3 atoms
Sodium	(Na)	2 atoms

The binding sites of Calcium atom in the Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2 (pdb code 7txr). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2, PDB code: 7txr:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca501 b:26.9 occ:1.00 O A:ASP207 2.3 27.3 1.0 O A:HOH681 2.3 44.1 1.0 O A:ASP347 2.3 29.5 1.0 O A:ASP255 2.3 24.1 1.0 O A:ASP162 2.4 27.7 1.0 O A:HOH672 2.4 31.6 1.0 O A:HOH671 2.5 26.2 1.0 C A:ASP207 3.4 25.3 1.0 C A:ASP255 3.5 27.0 1.0 C A:ASP347 3.5 26.6 1.0 C A:ASP162 3.5 24.5 1.0 CA A:ASP207 4.1 29.2 1.0 CA A:ASP162 4.1 24.8 1.0 CA A:ASP255 4.1 28.2 1.0 CA A:ASP347 4.3 28.7 1.0 N A:ALA348 4.5 23.8 1.0 N A:ALA256 4.5 26.4 1.0 N A:ALA208 4.5 27.3 1.0 O A:ILE206 4.6 29.3 1.0 N A:ALA163 4.6 24.4 1.0 CB A:ASP162 4.7 26.7 1.0 CA A:ALA348 4.8 23.6 1.0 O A:VAL254 4.8 33.4 1.0 CB A:ASP255 4.9 32.4 1.0 CA A:ALA256 4.9 25.8 1.0 CA A:ALA208 4.9 26.3 1.0 CB A:ASP347 5.0 33.6 1.0 CB A:ALA348 5.0 22.6 1.0 CA A:ALA163 5.0 23.8 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of the Vitronectin Hemopexin-Like Domain Binding Calcium-2 within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca502 b:34.6 occ:1.00 O B:ASP207 2.2 35.6 1.0 O B:ASP162 2.2 31.0 1.0 O B:ASP255 2.3 36.4 1.0 O B:HOH612 2.3 43.0 1.0 O B:ASP347 2.4 37.3 1.0 O B:HOH647 2.6 38.4 1.0 O B:HOH650 2.7 54.6 1.0 O B:HOH623 2.8 45.5 1.0 C B:ASP162 3.3 32.9 1.0 C B:ASP255 3.4 33.9 1.0 C B:ASP207 3.4 36.1 1.0 C B:ASP347 3.5 35.9 1.0 CA B:ASP162 3.8 38.6 1.0 CA B:ASP255 4.0 37.3 1.0 CA B:ASP207 4.1 39.8 1.0 CA B:ASP347 4.3 37.1 1.0 N B:ALA256 4.4 32.2 1.0 N B:ALA163 4.4 32.1 1.0 N B:ALA208 4.4 36.4 1.0 N B:ALA348 4.5 35.0 1.0 CB B:ASP162 4.6 40.0 1.0 O B:ILE206 4.6 39.2 1.0 CA B:ALA348 4.8 35.5 1.0 CA B:ALA256 4.8 30.7 1.0 CA B:ALA208 4.8 36.1 1.0 O B:VAL254 4.8 35.7 1.0 CB B:ASP255 4.8 37.9 1.0 CA B:ALA163 4.9 34.7 1.0 CB B:ALA348 4.9 34.2 1.0 O B:PHE161 4.9 33.9 1.0

Y.Tian, K.Shin, A.E.Aleshin, W.Im, F.Marassi. Structural Basis For Calcium-Induced Thermostability of Human Vitronectin To Be Published.