Iron in PDB 1cpd: A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase

All present enzymatic activity of A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase:
1.11.1.5;

The structure of A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase, PDB code: 1cpd was solved by M.A.Miller, G.W.Han, J.Kraut, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.20
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	105.000, 74.200, 45.100, 90.00, 90.00, 90.00
R / Rfree (%)	n/a / n/a

The binding sites of Iron atom in the A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase (pdb code 1cpd). 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 A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase, PDB code: 1cpd:

Iron binding site 1 out of 1 in the A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe296 b:20.7 occ:1.00 FE A:HEM296 0.0 20.7 1.0 NC A:HEM296 2.0 17.9 1.0 NA A:HEM296 2.0 16.5 1.0 NB A:HEM296 2.0 18.4 1.0 NE2 A:HIS175 2.1 16.9 1.0 ND A:HEM296 2.1 18.5 1.0 O A:HOH595 2.2 9.9 1.0 C4B A:HEM296 2.9 14.4 1.0 CE1 A:HIS175 2.9 14.3 1.0 C4C A:HEM296 3.0 17.4 1.0 C1C A:HEM296 3.0 17.1 1.0 C1A A:HEM296 3.0 16.1 1.0 C4A A:HEM296 3.0 18.8 1.0 C1B A:HEM296 3.1 17.3 1.0 C1D A:HEM296 3.1 17.8 1.0 C4D A:HEM296 3.1 15.2 1.0 CD2 A:HIS175 3.2 18.5 1.0 CHC A:HEM296 3.3 13.7 1.0 CHD A:HEM296 3.4 16.5 1.0 CHA A:HEM296 3.4 13.1 1.0 CHB A:HEM296 3.5 15.3 1.0 NE1 A:TRP51 4.0 24.1 1.0 ND1 A:HIS175 4.1 11.8 1.0 C3C A:HEM296 4.2 15.0 1.0 C2C A:HEM296 4.2 15.8 1.0 C2A A:HEM296 4.2 19.7 1.0 C3B A:HEM296 4.2 16.7 1.0 C3A A:HEM296 4.2 20.9 1.0 C2B A:HEM296 4.3 16.9 1.0 CG A:HIS175 4.3 13.6 1.0 C2D A:HEM296 4.4 15.7 1.0 C3D A:HEM296 4.4 18.9 1.0 O A:HOH596 4.4 42.6 1.0 CD1 A:TRP51 4.5 23.4 1.0 O A:HOH649 4.6 37.6 1.0 O A:HOH979 4.6 19.5 1.0

M.A.Miller, G.W.Han, J.Kraut. A Cation Binding Motif Stabilizes the Compound I Radical of Cytochrome C Peroxidase. Proc.Natl.Acad.Sci.Usa V. 91 11118 1994.
ISSN: ISSN 0027-8424
PubMed: 7972020
DOI: 10.1073/PNAS.91.23.11118