Iron in PDB 3qr7: Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv

The structure of Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv, PDB code: 3qr7 was solved by C.Browning, M.Shneider, P.G.Leiman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	27.33 / 0.94
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	49.069, 49.069, 463.896, 90.00, 90.00, 120.00
R / Rfree (%)	10.2 / 11.2

The structure of Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Chlorine	(Cl)	2 atoms
Sodium	(Na)	1 atom

The binding sites of Iron atom in the Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv (pdb code 3qr7). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv, PDB code: 3qr7:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe2 b:8.9 occ:0.33 NE2 A:HIS197 2.2 8.9 1.0 NE2 A:HIS199 2.2 9.3 1.0 CE1 A:HIS199 3.2 9.4 1.0 CE1 A:HIS197 3.2 8.8 1.0 CD2 A:HIS197 3.2 8.7 1.0 CD2 A:HIS199 3.2 9.8 1.0 HE1 A:HIS199 3.3 11.3 1.0 HE1 A:HIS197 3.3 10.5 1.0 HD2 A:HIS197 3.4 10.5 1.0 HD2 A:HIS199 3.4 11.7 1.0 ND1 A:HIS199 4.3 9.7 1.0 ND1 A:HIS197 4.3 9.3 1.0 CG A:HIS197 4.4 8.7 1.0 CG A:HIS199 4.4 9.5 1.0 HG3 A:PRO210 4.5 13.4 1.0

Iron binding site 2 out of 2 in the Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Crystal Structure of the C-Terminal Fragment of the Bacteriophage P2 Membrane-Piercing Protein Gpv within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe1 b:3.0 occ:0.33 NE2 B:HIS199 2.2 3.7 1.0 NE2 B:HIS197 2.2 3.4 1.0 CE1 B:HIS199 3.1 4.2 1.0 CE1 B:HIS197 3.2 3.5 1.0 CD2 B:HIS197 3.2 3.5 1.0 CD2 B:HIS199 3.2 4.3 1.0 HE1 B:HIS199 3.3 5.0 1.0 HE1 B:HIS197 3.3 4.2 1.0 HD2 B:HIS197 3.4 4.2 1.0 HD2 B:HIS199 3.4 5.2 1.0 ND1 B:HIS199 4.3 4.6 1.0 ND1 B:HIS197 4.3 3.5 1.0 CG B:HIS197 4.4 3.6 1.0 CG B:HIS199 4.4 4.9 1.0 HG3 B:PRO210 4.4 5.9 1.0

C.Browning, M.M.Shneider, V.D.Bowman, D.Schwarzer, P.G.Leiman. Phage Pierces the Host Cell Membrane with the Iron-Loaded Spike. Structure V. 20 326 2012.
ISSN: ISSN 0969-2126
PubMed: 22325780
DOI: 10.1016/J.STR.2011.12.009