Iron in PDB 4zjk: Five Minutes Iron Loaded Human H Ferritin

All present enzymatic activity of Five Minutes Iron Loaded Human H Ferritin:
1.16.3.1;

The structure of Five Minutes Iron Loaded Human H Ferritin, PDB code: 4zjk was solved by C.Pozzi, F.Di Pisa, S.Mangani, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	31.07 / 1.56
Space group	F 4 3 2
Cell size a, b, c (Å), α, β, γ (°)	183.800, 183.800, 183.800, 90.00, 90.00, 90.00
R / Rfree (%)	16.8 / 19.2

The structure of Five Minutes Iron Loaded Human H Ferritin also contains other interesting chemical elements:

Magnesium	(Mg)	5 atoms
Chlorine	(Cl)	14 atoms

The binding sites of Iron atom in the Five Minutes Iron Loaded Human H Ferritin (pdb code 4zjk). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 5 binding sites of Iron where determined in the Five Minutes Iron Loaded Human H Ferritin, PDB code: 4zjk:
Jump to Iron binding site number: 1; 2; 3; 4; 5;

Iron binding site 1 out of 5 in the Five Minutes Iron Loaded Human H Ferritin


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Five Minutes Iron Loaded Human H Ferritin within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe201 b:11.6 occ:1.00 OE2 A:GLU62 2.1 14.8 1.0 OE2 A:GLU27 2.1 10.9 1.0 O A:HOH326 2.1 12.7 1.0 ND1 A:HIS65 2.2 14.3 1.0 O A:HOH304 2.2 20.8 1.0 O A:HOH487 2.7 10.9 1.0 CE1 A:HIS65 3.0 15.4 1.0 CD A:GLU62 3.1 13.9 1.0 CD A:GLU27 3.1 10.7 1.0 CG A:HIS65 3.2 13.6 1.0 OE1 A:GLU27 3.4 11.4 1.0 OE1 A:GLU62 3.5 14.8 1.0 FE A:FE2202 3.5 12.8 0.6 CB A:HIS65 3.6 11.7 1.0 O A:HOH498 3.9 26.3 1.0 OE1 A:GLN141 4.0 12.3 0.5 NE2 A:GLN141 4.2 11.2 0.5 NE2 A:HIS65 4.2 15.4 1.0 CD2 A:HIS65 4.3 14.5 1.0 CG A:GLU62 4.4 12.7 1.0 CG A:GLU27 4.5 10.3 1.0 CG1 A:VAL110 4.5 14.4 1.0 CA A:GLU62 4.6 11.3 1.0 CB A:GLU62 4.7 11.4 1.0 CD A:GLN141 4.8 11.9 0.5 CB A:GLU27 4.8 9.6 1.0 OE1 A:GLN141 4.9 12.0 0.5 OE1 A:GLU107 4.9 14.9 1.0 O A:HOH453 4.9 16.3 0.6

Iron binding site 2 out of 5 in the Five Minutes Iron Loaded Human H Ferritin


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Five Minutes Iron Loaded Human H Ferritin within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe202 b:12.8 occ:0.60 O A:HOH304 2.0 20.8 1.0 OE1 A:GLU62 2.0 14.8 1.0 OE1 A:GLU107 2.0 14.9 1.0 O A:HOH453 2.2 16.3 0.6 OE2 A:GLU107 2.2 15.3 1.0 CD A:GLU107 2.4 14.2 1.0 O A:HOH487 2.5 10.9 1.0 CD A:GLU62 3.0 13.9 1.0 OE2 A:GLU62 3.4 14.8 1.0 FE A:FE2201 3.5 11.6 1.0 OE1 A:GLN141 3.5 12.3 0.5 O A:HOH392 3.9 21.8 1.0 CG A:GLU107 3.9 12.9 1.0 NE2 A:GLN141 4.0 11.9 0.5 OE1 A:GLN141 4.0 12.0 0.5 NE2 A:GLN141 4.2 11.2 0.5 O A:HOH366 4.2 18.6 1.0 CD A:GLN141 4.2 11.9 0.5 O A:HOH549 4.2 28.9 1.0 CG A:GLU62 4.3 12.7 1.0 CE1 A:HIS65 4.3 15.4 1.0 CD A:GLN141 4.4 11.6 0.5 O A:HOH445 4.5 17.6 0.5 ND1 A:HIS65 4.5 14.3 1.0 CE2 A:TYR34 4.5 12.3 1.0 O A:HOH326 4.5 12.7 1.0 OH A:TYR34 4.7 14.9 1.0 CB A:GLU107 4.8 12.2 1.0 CB A:ALA144 5.0 10.4 1.0

Iron binding site 3 out of 5 in the Five Minutes Iron Loaded Human H Ferritin


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Five Minutes Iron Loaded Human H Ferritin within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe203 b:23.8 occ:0.50 O A:HOH489 2.0 16.3 0.5 O A:HOH466 2.1 22.2 0.5 OE1 A:GLU61 2.1 18.3 0.7 O A:HOH475 2.1 16.1 0.5 OE1 A:GLN58 2.1 18.3 1.0 O A:HOH445 2.2 17.6 0.5 CD A:GLN58 3.1 17.5 1.0 CD A:GLU61 3.1 16.9 0.7 NE2 A:GLN58 3.4 18.7 1.0 OE2 A:GLU61 3.4 18.6 0.7 O A:HOH392 3.9 21.8 1.0 O A:HOH354 4.0 30.8 1.0 O A:HOH366 4.3 18.6 1.0 O A:HOH480 4.4 23.4 1.0 O A:HOH443 4.4 24.7 1.0 O A:HOH561 4.4 24.2 1.0 CG A:GLU61 4.5 15.8 1.0 CG A:GLN58 4.5 15.9 1.0 O A:HOH549 4.5 28.9 1.0 O A:HOH473 4.6 17.1 0.4 O A:HOH453 4.6 16.3 0.6 CB A:GLU61 4.8 13.8 1.0 O A:HOH506 4.8 31.0 1.0 CD2 A:HIS57 4.9 19.4 1.0 CA A:GLN58 4.9 13.0 1.0

Iron binding site 4 out of 5 in the Five Minutes Iron Loaded Human H Ferritin


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 4 of Five Minutes Iron Loaded Human H Ferritin within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe204 b:20.8 occ:0.40 OE2 A:GLU61 2.0 18.6 0.7 O A:HOH486 2.1 23.1 0.4 NE2 A:HIS57 2.1 20.0 1.0 O A:HOH509 2.1 16.6 0.4 O A:HOH473 2.2 17.1 0.4 O A:HOH442 2.2 24.9 0.4 CE1 A:HIS57 2.9 20.4 1.0 CD A:GLU61 3.1 16.9 0.7 CD2 A:HIS57 3.2 19.4 1.0 O A:HOH524 3.6 46.9 1.0 CG A:GLU61 3.7 15.8 1.0 O A:HOH475 4.0 16.1 0.5 OE1 A:GLU61 4.1 18.3 0.7 ND1 A:HIS57 4.1 20.1 1.0 CG A:HIS57 4.3 18.1 1.0 O A:HOH466 4.7 22.2 0.5 O A:HOH319 4.8 42.4 1.0

Iron binding site 5 out of 5 in the Five Minutes Iron Loaded Human H Ferritin


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 5 of Five Minutes Iron Loaded Human H Ferritin within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe205 b:10.0 occ:0.25 NE2 A:HIS173 2.2 9.7 1.0 O A:HOH503 2.2 12.4 0.2 CL A:CL211 2.5 10.9 0.2 CE1 A:HIS173 3.1 9.9 1.0 CD2 A:HIS173 3.3 10.2 1.0 ND1 A:HIS173 4.3 10.1 1.0 CG A:HIS173 4.4 10.2 1.0 O A:HOH562 4.5 35.1 1.0

C.Pozzi, F.Di Pisa, C.Bernacchioni, S.Ciambellotti, P.Turano, S.Mangani. Iron Binding to Human Heavy-Chain Ferritin. Acta Crystallogr.,Sect.D V. 71 1909 2015.
ISSN: ESSN 1399-0047
PubMed: 26327381
DOI: 10.1107/S1399004715013073