Iron in PDB 3pqh: Crystal Structure of the C-Terminal Fragment of the Bacteriophage PHI92 Membrane-Piercing Protein GP138

The structure of Crystal Structure of the C-Terminal Fragment of the Bacteriophage PHI92 Membrane-Piercing Protein GP138, PDB code: 3pqh 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)	41.52 / 1.30
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	48.080, 48.080, 553.203, 90.00, 90.00, 120.00
R / Rfree (%)	12.3 / 16

The structure of Crystal Structure of the C-Terminal Fragment of the Bacteriophage PHI92 Membrane-Piercing Protein GP138 also contains other interesting chemical elements:

Sodium

(Na)

7 atoms

The binding sites of Iron atom in the Crystal Structure of the C-Terminal Fragment of the Bacteriophage PHI92 Membrane-Piercing Protein GP138 (pdb code 3pqh). 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 PHI92 Membrane-Piercing Protein GP138, PDB code: 3pqh:
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 PHI92 Membrane-Piercing Protein GP138


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 PHI92 Membrane-Piercing Protein GP138 within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe2 b:8.6 occ:0.33 NE2 A:HIS223 2.2 9.1 1.0 NE2 A:HIS225 2.2 8.8 1.0 CE1 A:HIS223 3.2 9.4 1.0 CE1 A:HIS225 3.2 8.7 1.0 CD2 A:HIS223 3.2 9.3 1.0 CD2 A:HIS225 3.2 8.9 1.0 ND1 A:HIS223 4.3 9.7 1.0 ND1 A:HIS225 4.3 9.4 1.0 CG A:HIS223 4.4 8.8 1.0 CG A:HIS225 4.4 9.3 1.0

Iron binding site 2 out of 2 in the Crystal Structure of the C-Terminal Fragment of the Bacteriophage PHI92 Membrane-Piercing Protein GP138


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 PHI92 Membrane-Piercing Protein GP138 within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe1 b:10.5 occ:0.33 NE2 B:HIS223 2.2 10.9 1.0 NE2 B:HIS225 2.2 10.4 1.0 CD2 B:HIS223 3.2 11.4 1.0 CE1 B:HIS225 3.2 10.7 1.0 CE1 B:HIS223 3.2 12.8 1.0 CD2 B:HIS225 3.2 10.4 1.0 ND1 B:HIS223 4.3 13.0 1.0 ND1 B:HIS225 4.3 11.2 1.0 CG B:HIS223 4.3 11.2 1.0 CG B:HIS225 4.4 10.0 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