Iron in PDB 2vxx: X-Ray Structure of Dpsa From Thermosynechococcus Elongatus

The structure of X-Ray Structure of Dpsa From Thermosynechococcus Elongatus, PDB code: 2vxx was solved by S.Franceschini, A.Ilari, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	123.09 / 2.40
Space group	I 2 3
Cell size a, b, c (Å), α, β, γ (°)	174.504, 174.504, 174.504, 90.00, 90.00, 90.00
R / Rfree (%)	16.486 / 21.567

The structure of X-Ray Structure of Dpsa From Thermosynechococcus Elongatus also contains other interesting chemical elements:

Zinc

(Zn)

8 atoms

The binding sites of Iron atom in the X-Ray Structure of Dpsa From Thermosynechococcus Elongatus (pdb code 2vxx). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the X-Ray Structure of Dpsa From Thermosynechococcus Elongatus, PDB code: 2vxx:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the X-Ray Structure of Dpsa From Thermosynechococcus Elongatus


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of X-Ray Structure of Dpsa From Thermosynechococcus Elongatus within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe203 b:24.2 occ:0.33 OE1 D:GLU140 2.2 26.7 1.0 CD D:GLU140 2.9 27.3 1.0 OE2 D:GLU140 3.0 28.0 1.0 O D:HOH2092 3.7 27.1 1.0 CG D:GLU140 4.2 27.5 1.0 O D:HOH2098 4.3 23.1 1.0 O D:HOH2093 4.3 25.5 1.0

Iron binding site 2 out of 2 in the X-Ray Structure of Dpsa From Thermosynechococcus Elongatus


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of X-Ray Structure of Dpsa From Thermosynechococcus Elongatus within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe203 b:49.9 occ:1.00 OE2 A:GLU140 2.9 31.5 1.0 OE1 C:GLU140 3.0 33.7 1.0 OE2 C:GLU140 3.2 33.5 1.0 OE1 A:GLU140 3.2 32.1 1.0 CD C:GLU140 3.3 32.3 1.0 CD A:GLU140 3.4 30.5 1.0 O A:HOH2088 4.1 24.6 1.0 O A:HOH2090 4.3 39.3 1.0 O C:HOH2093 4.4 32.8 1.0 CG C:GLU140 4.6 29.6 1.0 O A:HOH2093 4.7 35.0 1.0 CG A:GLU140 4.7 28.8 1.0

F.Alaleona, S.Franceschini, P.Ceci, A.Ilari, E.Chiancone. Thermosynechococcus Elongatus Dpsa Binds Zn(II) at A Unique Three Histidine-Containing Ferroxidase Center and Utilizes O2 As Iron Oxidant with Very High Efficiency, Unlike the Typical Dps Proteins. Febs J. V. 277 903 2010.
ISSN: ISSN 1742-464X
PubMed: 20088882
DOI: 10.1111/J.1742-4658.2009.07532.X