Iron in PDB 3x34: Crystal Structure of the Reduced Form of the Solubilized Domain of Porcine Cytochrome B5 in Form 1 Crystal

The structure of Crystal Structure of the Reduced Form of the Solubilized Domain of Porcine Cytochrome B5 in Form 1 Crystal, PDB code: 3x34 was solved by Y.Hirano, S.Kimura, T.Tamada, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 0.76
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	33.993, 38.874, 60.640, 90.00, 90.00, 90.00
R / Rfree (%)	10.7 / 13.1

The structure of Crystal Structure of the Reduced Form of the Solubilized Domain of Porcine Cytochrome B5 in Form 1 Crystal also contains other interesting chemical elements:

Calcium

(Ca)

2 atoms

The binding sites of Iron atom in the Crystal Structure of the Reduced Form of the Solubilized Domain of Porcine Cytochrome B5 in Form 1 Crystal (pdb code 3x34). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total only one binding site of Iron was determined in the Crystal Structure of the Reduced Form of the Solubilized Domain of Porcine Cytochrome B5 in Form 1 Crystal, PDB code: 3x34:

Iron binding site 1 out of 1 in the Crystal Structure of the Reduced Form of the Solubilized Domain of Porcine Cytochrome B5 in Form 1 Crystal


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 Reduced Form of the Solubilized Domain of Porcine Cytochrome B5 in Form 1 Crystal within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe101 b:5.6 occ:1.00 FE A:HEM101 0.0 5.6 1.0 NA A:HEM101 2.0 6.0 1.0 ND A:HEM101 2.0 6.3 1.0 NC A:HEM101 2.0 5.8 1.0 NE2 A:HIS44 2.0 5.7 1.0 NB A:HEM101 2.0 5.8 1.0 NE2 A:HIS68 2.0 6.0 1.0 CE1 A:HIS44 3.0 6.0 1.0 CE1 A:HIS68 3.0 6.3 1.0 C4D A:HEM101 3.0 7.3 1.0 C1C A:HEM101 3.0 5.9 1.0 C4C A:HEM101 3.0 6.1 1.0 CD2 A:HIS44 3.0 5.9 1.0 C1D A:HEM101 3.0 7.1 1.0 C4A A:HEM101 3.0 6.0 1.0 C4B A:HEM101 3.0 6.2 1.0 C1A A:HEM101 3.0 6.7 1.0 C1B A:HEM101 3.0 6.0 1.0 CD2 A:HIS68 3.0 6.7 1.0 HE1 A:HIS68 3.2 7.6 1.0 HD2 A:HIS44 3.2 7.0 1.0 HD2 A:HIS68 3.2 8.1 1.0 CHC A:HEM101 3.4 6.4 1.0 CHA A:HEM101 3.4 7.5 1.0 CHD A:HEM101 3.4 6.6 1.0 CHB A:HEM101 3.4 6.2 1.0 ND1 A:HIS68 4.2 6.6 1.0 ND1 A:HIS44 4.2 6.1 1.0 CG A:HIS44 4.2 6.0 1.0 H A:GLY46 4.2 9.6 1.0 CG A:HIS68 4.2 6.6 1.0 C3B A:HEM101 4.3 6.8 0.4 C3D A:HEM101 4.3 8.9 1.0 C2C A:HEM101 4.3 6.2 1.0 C3C A:HEM101 4.3 6.3 1.0 C2B A:HEM101 4.3 6.7 1.0 C2A A:HEM101 4.3 7.0 1.0 C2D A:HEM101 4.3 9.1 1.0 C3A A:HEM101 4.3 6.8 1.0 C3B A:HEM101 4.3 6.7 0.6 HHC A:HEM101 4.3 7.7 1.0 HHA A:HEM101 4.3 9.0 1.0 HHD A:HEM101 4.3 7.9 1.0 HA3 A:GLY46 4.3 9.8 1.0 HD23 A:LEU51 4.5 11.4 1.0 HE2 A:PHE63 4.6 9.2 1.0 HD2 A:PHE63 4.7 7.6 1.0 HE2 A:PHE40 4.8 9.6 1.0 HD2 A:PRO45 4.8 9.2 1.0 N A:GLY46 4.9 8.0 1.0 HD1 A:HIS44 4.9 7.3 1.0

Y.Hirano, S.Kimura, T.Tamada. High-Resolution Crystal Structures of the Solubilized Domain of Porcine Cytochrome B5 Acta Crystallogr.,Sect.D V. 71 1572 2015.
ISSN: ISSN 0907-4449
DOI: 10.1107/S1399004715009438