Calcium in PDB 3ser: Zn-Mediated Polymer of Maltose-Binding Protein K26H/K30H By Synthetic Symmetrization

The structure of Zn-Mediated Polymer of Maltose-Binding Protein K26H/K30H By Synthetic Symmetrization, PDB code: 3ser was solved by M.Zhao, A.B.Soriaga, A.Laganowsky, M.R.Sawaya, D.Cascio, T.O.Yeates, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	64.15 / 2.35
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	57.700, 116.370, 65.040, 90.00, 99.47, 90.00
R / Rfree (%)	18.1 / 22.2

The structure of Zn-Mediated Polymer of Maltose-Binding Protein K26H/K30H By Synthetic Symmetrization also contains other interesting chemical elements:

Chlorine	(Cl)	3 atoms
Zinc	(Zn)	2 atoms

The binding sites of Calcium atom in the Zn-Mediated Polymer of Maltose-Binding Protein K26H/K30H By Synthetic Symmetrization (pdb code 3ser). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Zn-Mediated Polymer of Maltose-Binding Protein K26H/K30H By Synthetic Symmetrization, PDB code: 3ser:

Calcium binding site 1 out of 1 in the Zn-Mediated Polymer of Maltose-Binding Protein K26H/K30H By Synthetic Symmetrization


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Zn-Mediated Polymer of Maltose-Binding Protein K26H/K30H By Synthetic Symmetrization within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca374 b:81.6 occ:1.00 O A:GLN326 3.0 21.7 1.0 O A:HOH405 3.0 49.1 1.0 O A:HOH406 3.1 29.6 1.0 O A:GLY328 3.1 28.8 1.0 C A:GLN326 3.9 23.4 1.0 C A:GLY328 4.3 28.5 1.0 CA A:GLN326 4.4 23.9 1.0 O A:ALA325 4.6 24.2 1.0 CA A:GLU329 4.9 23.6 1.0

A.Laganowsky, M.Zhao, A.B.Soriaga, M.R.Sawaya, D.Cascio, T.O.Yeates. An Approach to Crystallizing Proteins By Metal-Mediated Synthetic Symmetrization. Protein Sci. V. 20 1876 2011.
ISSN: ISSN 0961-8368
PubMed: 21898649
DOI: 10.1002/PRO.727