Strontium in PDB 3px1: Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium

The structure of Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium, PDB code: 3px1 was solved by S.Kumar, S.Kumar, E.Ahmad, R.H.Khan, S.Gourinath, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 3.00
Space group	P 63
Cell size a, b, c (Å), α, β, γ (°)	95.429, 95.429, 63.973, 90.00, 90.00, 120.00
R / Rfree (%)	23.5 / 28.1

The binding sites of Strontium atom in the Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium (pdb code 3px1). This binding sites where shown within 5.0 Angstroms radius around Strontium atom.
In total 4 binding sites of Strontium where determined in the Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium, PDB code: 3px1:
Jump to Strontium binding site number: 1; 2; 3; 4;

Strontium binding site 1 out of 4 in the Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium


Mono view


Stereo pair view

A full contact list of Strontium with other atoms in the Sr binding site number 1 of Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium within 5.0Å range: probe atom residue distance (Å) B Occ A:Sr149 b:49.1 occ:1.00 OD1 A:ASN12 2.5 82.2 1.0 O A:ALA16 2.6 78.5 1.0 OD1 A:ASP10 2.7 79.5 1.0 OE1 A:GLU21 2.8 83.9 1.0 OE2 A:GLU21 2.8 82.9 1.0 OD1 A:ASP14 2.9 80.4 1.0 CD A:GLU21 3.0 83.9 1.0 CG A:ASP14 3.3 81.6 1.0 OD2 A:ASP14 3.3 83.4 1.0 CG A:ASN12 3.3 79.6 1.0 ND2 A:ASN12 3.5 78.0 1.0 C A:ALA16 3.5 78.9 1.0 CG A:ASP10 3.9 83.0 1.0 N A:SER18 4.3 77.3 1.0 CG A:GLU21 4.3 83.7 1.0 N A:VAL17 4.3 78.3 1.0 CA A:ALA16 4.3 78.8 1.0 CB A:ALA16 4.4 77.0 1.0 CA A:VAL17 4.4 77.8 1.0 N A:ALA16 4.4 78.8 1.0 CB A:ASP14 4.5 79.0 1.0 N A:ASP14 4.6 77.7 1.0 OD2 A:ASP10 4.7 82.9 1.0 CB A:ASN12 4.7 78.8 1.0 CB A:ASP10 4.8 82.3 1.0 C A:VAL17 4.8 78.0 1.0 CA A:ASP10 4.8 81.3 1.0 CB A:SER18 4.9 77.7 1.0 N A:ASN12 4.9 79.0 1.0 OG A:SER18 5.0 77.4 1.0

Strontium binding site 2 out of 4 in the Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium


Mono view


Stereo pair view

A full contact list of Strontium with other atoms in the Sr binding site number 2 of Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium within 5.0Å range: probe atom residue distance (Å) B Occ A:Sr150 b:61.5 occ:1.00 OD1 A:ASN50 2.5 92.1 1.0 O A:GLU52 2.6 89.8 1.0 OD1 A:ASP46 2.6 88.4 1.0 OE1 A:GLU57 2.6 88.4 1.0 OE2 A:GLU57 2.7 86.5 1.0 OD1 A:ASP48 2.8 0.5 1.0 OD2 A:ASP48 2.9 0.3 1.0 CD A:GLU57 2.9 87.4 1.0 CG A:ASP48 3.1 0.7 1.0 CG A:ASN50 3.4 94.3 1.0 CG A:ASP46 3.7 89.0 1.0 C A:GLU52 3.7 90.0 1.0 OD2 A:ASP54 3.7 95.6 1.0 ND2 A:ASN50 4.0 96.2 1.0 CG A:GLU57 4.3 86.3 1.0 CB A:ASP48 4.3 98.3 1.0 N A:ASP48 4.4 92.5 1.0 CA A:ILE53 4.4 87.3 1.0 OD2 A:ASP46 4.4 90.2 1.0 N A:ASP54 4.4 89.4 1.0 N A:ILE53 4.5 88.3 1.0 CB A:ASP46 4.5 86.8 1.0 CB A:ASN50 4.6 95.0 1.0 CA A:ASP46 4.6 86.1 1.0 N A:GLU52 4.6 91.7 1.0 N A:ASN50 4.6 95.8 1.0 CG A:ASP54 4.6 94.0 1.0 CA A:GLU52 4.6 91.0 1.0 CA A:ASP48 4.7 95.0 1.0 C A:ASP48 4.7 95.1 1.0 C A:ASP46 4.8 88.0 1.0 N A:ALA47 4.9 89.7 1.0 C A:ILE53 4.9 89.1 1.0 N A:GLY49 5.0 95.4 1.0

Strontium binding site 3 out of 4 in the Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium


Mono view


Stereo pair view

A full contact list of Strontium with other atoms in the Sr binding site number 3 of Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium within 5.0Å range: probe atom residue distance (Å) B Occ B:Sr149 b:53.5 occ:1.00 O B:ALA16 2.6 77.9 1.0 OD1 B:ASP10 2.6 82.3 1.0 OD1 B:ASN12 2.6 80.5 1.0 OE1 B:GLU21 2.8 89.5 1.0 OD1 B:ASP14 2.8 87.4 1.0 OE2 B:GLU21 2.9 88.8 1.0 CD B:GLU21 3.0 88.9 1.0 OD2 B:ASP14 3.2 86.8 1.0 CG B:ASP14 3.3 85.7 1.0 CG B:ASN12 3.4 79.5 1.0 ND2 B:ASN12 3.5 77.5 1.0 C B:ALA16 3.6 78.7 1.0 CG B:ASP10 3.7 85.8 1.0 CG B:GLU21 4.3 87.5 1.0 N B:SER18 4.4 77.7 1.0 N B:VAL17 4.5 78.1 1.0 CA B:VAL17 4.5 77.1 1.0 OD2 B:ASP10 4.5 87.2 1.0 CA B:ALA16 4.5 79.3 1.0 N B:ASP14 4.6 78.7 1.0 N B:ALA16 4.6 79.9 1.0 CB B:ALA16 4.6 79.1 1.0 CB B:ASP14 4.7 82.2 1.0 CB B:ASN12 4.7 78.7 1.0 CB B:ASP10 4.7 84.4 1.0 C B:VAL17 4.8 77.0 1.0 CA B:ASP10 4.8 82.7 1.0 CB B:SER18 4.8 78.8 1.0 N B:ASN12 4.9 80.2 1.0 N B:GLY13 4.9 78.8 1.0 OG B:SER18 5.0 78.2 1.0

Strontium binding site 4 out of 4 in the Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium


Mono view


Stereo pair view

A full contact list of Strontium with other atoms in the Sr binding site number 4 of Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with Strontium within 5.0Å range: probe atom residue distance (Å) B Occ B:Sr150 b:62.2 occ:1.00 OD1 B:ASP48 2.3 0.3 1.0 OD1 B:ASN50 2.6 94.8 1.0 OE1 B:GLU57 2.7 89.4 1.0 O B:GLU52 2.7 93.4 1.0 OE2 B:GLU57 2.7 87.4 1.0 OD2 B:ASP48 2.9 0.5 1.0 CG B:ASP48 3.0 0.9 1.0 CD B:GLU57 3.0 88.2 1.0 OD1 B:ASP46 3.0 92.2 1.0 CG B:ASN50 3.3 96.9 1.0 ND2 B:ASN50 3.6 97.1 1.0 C B:GLU52 3.7 94.1 1.0 OD2 B:ASP54 3.8 0.6 1.0 CG B:ASP46 3.9 93.1 1.0 OE1 B:GLU52 4.0 0.9 1.0 N B:ASP54 4.0 95.9 1.0 CA B:ILE53 4.1 94.1 1.0 N B:ILE53 4.4 94.1 1.0 CG B:GLU57 4.4 86.3 1.0 CB B:ASP48 4.4 0.3 1.0 CG B:ASP54 4.5 0.6 1.0 OD2 B:ASP46 4.5 93.9 1.0 CB B:ASN50 4.5 97.5 1.0 C B:ILE53 4.6 95.3 1.0 N B:ASP48 4.7 99.8 1.0 CA B:GLU52 4.8 95.1 1.0 CD B:GLU52 4.8 0.2 1.0 CB B:ASP46 4.8 91.1 1.0 CA B:ASP46 4.8 90.0 1.0 N B:ASN50 4.8 97.8 1.0 N B:GLU52 4.8 95.5 1.0 CB B:ASP54 4.9 99.3 1.0 CG B:GLU52 4.9 0.5 1.0 N B:ALA47 5.0 94.7 1.0

S.Kumar, S.Kumar, E.Ahmad, R.H.Khan, S.Gourinath. Flexibility and Plasticity of Ef-Hand Motifs: Structure of Calcium Binding Protein-1 From Entamoeba Histolytica in Complex with PB2+, BA2+, and SR2+. To Be Published.