Calcium in PDB 2chi: Recombinant Human H Ferritin, K86Q and E27D Mutant

All present enzymatic activity of Recombinant Human H Ferritin, K86Q and E27D Mutant:
1.16.3.1;

The structure of Recombinant Human H Ferritin, K86Q and E27D Mutant, PDB code: 2chi was solved by L.Toussaint, R.R.Crichton, J.P.Declercq, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.08 / 1.60
Space group	F 4 3 2
Cell size a, b, c (Å), α, β, γ (°)	180.528, 180.528, 180.528, 90.00, 90.00, 90.00
R / Rfree (%)	16.8 / 19.3

The structure of Recombinant Human H Ferritin, K86Q and E27D Mutant also contains other interesting chemical elements:

Zinc

(Zn)

2 atoms

The binding sites of Calcium atom in the Recombinant Human H Ferritin, K86Q and E27D Mutant (pdb code 2chi). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Recombinant Human H Ferritin, K86Q and E27D Mutant, PDB code: 2chi:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in the Recombinant Human H Ferritin, K86Q and E27D Mutant


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Recombinant Human H Ferritin, K86Q and E27D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca210 b:35.0 occ:0.50 OE1 A:GLN86 2.5 23.8 1.0 O A:HOH2179 2.7 39.1 1.0 CD A:GLN86 3.7 21.5 1.0 O A:HOH2178 4.0 37.8 0.5 O A:HOH2183 4.0 26.7 1.0 NE2 A:GLN86 4.2 22.2 1.0 CG A:GLN86 4.9 19.4 1.0

Calcium binding site 2 out of 3 in the Recombinant Human H Ferritin, K86Q and E27D Mutant


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Recombinant Human H Ferritin, K86Q and E27D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca211 b:64.8 occ:0.33 OE1 A:GLU134 2.6 30.0 1.0 O A:HOH2242 3.2 38.8 1.0 O A:HOH2245 3.6 36.8 1.0 CD A:GLU134 3.8 25.3 1.0 OD1 A:ASP131 3.9 23.4 1.0 OE2 A:GLU134 4.5 26.1 1.0 CB A:GLU134 4.7 19.9 1.0 CG A:ASP131 4.8 22.9 1.0 CG A:GLU134 4.9 23.0 1.0 CB A:ASP131 4.9 18.8 1.0 CA A:ASP131 4.9 17.8 1.0

Calcium binding site 3 out of 3 in the Recombinant Human H Ferritin, K86Q and E27D Mutant


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Recombinant Human H Ferritin, K86Q and E27D Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca218 b:27.5 occ:1.00 OE1 A:GLN58 2.3 29.5 1.0 O A:HOH2141 2.4 28.7 1.0 OE2 A:GLU62 2.4 24.6 1.0 O A:HOH2261 2.4 25.6 1.0 OE2 A:GLU107 2.5 21.9 1.0 CD A:GLN58 3.4 30.4 1.0 CD A:GLU107 3.4 21.9 1.0 CD A:GLU62 3.6 21.6 1.0 OE1 A:GLU107 3.7 21.2 1.0 NE2 A:GLN58 3.8 27.7 1.0 O A:HOH2258 4.2 31.8 1.0 O A:HOH2311 4.2 26.3 1.0 CE2 A:TYR34 4.2 14.9 1.0 O A:HOH2142 4.2 41.8 1.0 CD A:GLU61 4.2 33.4 1.0 OH A:TYR34 4.3 19.8 1.0 CG A:GLU62 4.3 17.7 1.0 OE2 A:GLU61 4.3 37.7 1.0 CG A:GLU61 4.4 24.5 1.0 CB A:ALA144 4.4 15.6 1.0 CE1 A:HIS65 4.5 23.5 1.0 OE1 A:GLU62 4.6 20.6 1.0 CZ A:TYR34 4.6 17.4 1.0 OE1 A:GLU61 4.6 38.0 1.0 O A:HOH2144 4.7 42.3 1.0 CG A:GLN58 4.7 18.3 1.0 CG A:GLU107 4.8 16.2 1.0 O A:GLN58 4.8 15.4 1.0 O A:HOH2266 4.9 24.7 1.0 CB A:GLN58 4.9 17.3 1.0

L.Toussaint, L.Bertrand, L.Hue, R.R.Crichton, J.P.Declercq. High-Resolution X-Ray Structures of Human Apoferritin H-Chain Mutants Correlated with Their Activity and Metal-Binding Sites. J.Mol.Biol. V. 365 440 2007.
ISSN: ISSN 0022-2836
PubMed: 17070541
DOI: 10.1016/J.JMB.2006.10.010