Calcium in PDB 4enz: Structure of Human Ceruloplasmin at 2.6 A Resolution

All present enzymatic activity of Structure of Human Ceruloplasmin at 2.6 A Resolution:
1.16.3.1;

The structure of Structure of Human Ceruloplasmin at 2.6 A Resolution, PDB code: 4enz was solved by V.R.Samygina, A.V.Sokolov, G.Bourenkov, V.B.Vasilyev, H.Bartunik, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	14.90 / 2.60
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	210.775, 210.775, 84.502, 90.00, 90.00, 120.00
R / Rfree (%)	19.9 / 23.4

The structure of Structure of Human Ceruloplasmin at 2.6 A Resolution also contains other interesting chemical elements:

Copper	(Cu)	6 atoms
Sodium	(Na)	1 atom

The binding sites of Calcium atom in the Structure of Human Ceruloplasmin at 2.6 A Resolution (pdb code 4enz). 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 Structure of Human Ceruloplasmin at 2.6 A Resolution, PDB code: 4enz:

Calcium binding site 1 out of 1 in the Structure of Human Ceruloplasmin at 2.6 A Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of Human Ceruloplasmin at 2.6 A Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1110 b:58.7 occ:1.00 O A:GLN124 2.2 59.3 1.0 O A:LYS109 2.3 58.2 1.0 O A:HOH1242 2.3 45.7 1.0 OD1 A:ASP127 2.4 55.8 1.0 OD2 A:ASP128 2.4 59.4 1.0 OD1 A:ASP128 2.6 60.4 1.0 OD2 A:ASP127 2.7 54.9 1.0 CG A:ASP128 2.8 60.2 1.0 CG A:ASP127 2.9 57.6 1.0 C A:LYS109 3.4 58.3 1.0 C A:GLN124 3.5 61.1 1.0 CA A:ARG125 4.2 61.1 1.0 N A:ARG125 4.3 61.9 1.0 O A:HOH1251 4.3 45.2 1.0 CB A:ASP128 4.3 60.1 1.0 N A:GLU110 4.3 58.9 1.0 CA A:LYS109 4.3 57.9 1.0 O A:ALA114 4.4 55.5 1.0 CB A:ASP127 4.4 60.5 1.0 CA A:GLU110 4.4 59.8 1.0 CB A:LYS109 4.5 58.3 1.0 CA A:GLN124 4.5 62.6 1.0 CB A:GLU112 4.5 55.3 1.0 OE1 A:GLU112 4.5 56.3 1.0 C A:GLU110 4.6 59.0 1.0 CB A:GLN124 4.7 61.9 1.0 N A:GLU112 4.7 56.5 1.0 N A:GLY113 4.8 57.3 1.0 N A:ASP128 4.8 60.8 1.0 N A:HIS111 4.9 58.7 1.0 C A:ARG125 4.9 60.8 1.0 OD2 A:ASP118 4.9 55.5 1.0

V.R.Samygina, A.V.Sokolov, G.Bourenkov, M.V.Petoukhov, M.O.Pulina, E.T.Zakharova, V.B.Vasilyev, H.Bartunik, D.I.Svergun. Ceruloplasmin: Macromolecular Assemblies with Iron-Containing Acute Phase Proteins. Plos One V. 8 67145 2013.
ISSN: ESSN 1932-6203
PubMed: 23843990
DOI: 10.1371/JOURNAL.PONE.0067145