Iron in PDB 1sch: Peanut Peroxidase

All present enzymatic activity of Peanut Peroxidase:
1.11.1.7;

The structure of Peanut Peroxidase, PDB code: 1sch was solved by D.J.Schuller, T.L.Poulos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 2.56
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	48.100, 97.200, 146.200, 90.00, 90.00, 90.00
R / Rfree (%)	19.9 / 26.2

The structure of Peanut Peroxidase also contains other interesting chemical elements:

Calcium

(Ca)

4 atoms

The binding sites of Iron atom in the Peanut Peroxidase (pdb code 1sch). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Peanut Peroxidase, PDB code: 1sch:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the Peanut Peroxidase


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Peanut Peroxidase within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe300 b:2.0 occ:1.00 FE A:HEM300 0.0 2.0 1.0 ND A:HEM300 1.9 2.0 1.0 NA A:HEM300 1.9 2.0 1.0 NC A:HEM300 2.0 2.0 1.0 NB A:HEM300 2.0 2.0 1.0 NE2 A:HIS169 2.1 2.0 1.0 C4D A:HEM300 3.0 2.0 1.0 C4A A:HEM300 3.0 2.0 1.0 C1D A:HEM300 3.0 2.0 1.0 C1A A:HEM300 3.0 2.0 1.0 C4B A:HEM300 3.0 2.0 1.0 C1C A:HEM300 3.0 2.0 1.0 C1B A:HEM300 3.0 2.0 1.0 CD2 A:HIS169 3.0 2.0 1.0 C4C A:HEM300 3.0 2.0 1.0 CE1 A:HIS169 3.1 2.0 1.0 O A:HOH459 3.1 12.4 1.0 CHA A:HEM300 3.4 2.0 1.0 CHC A:HEM300 3.4 2.0 1.0 CHB A:HEM300 3.4 2.0 1.0 CHD A:HEM300 3.4 2.0 1.0 CG A:HIS169 4.2 2.0 1.0 C3D A:HEM300 4.2 2.0 1.0 ND1 A:HIS169 4.2 2.0 1.0 C2D A:HEM300 4.2 2.0 1.0 C3A A:HEM300 4.2 2.0 1.0 C3B A:HEM300 4.3 2.0 1.0 C2B A:HEM300 4.3 2.0 1.0 C2A A:HEM300 4.3 2.0 1.0 C2C A:HEM300 4.3 2.0 1.0 C3C A:HEM300 4.3 2.0 1.0 NE A:ARG38 4.7 2.0 1.0 CZ A:PHE213 4.9 2.0 1.0 CD A:ARG38 5.0 2.0 1.0 CE2 A:PHE41 5.0 2.0 1.0

Iron binding site 2 out of 2 in the Peanut Peroxidase


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Peanut Peroxidase within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe300 b:2.0 occ:1.00 FE B:HEM300 0.0 2.0 1.0 ND B:HEM300 2.0 2.0 1.0 NA B:HEM300 2.0 2.0 1.0 NB B:HEM300 2.0 2.0 1.0 NC B:HEM300 2.0 2.0 1.0 NE2 B:HIS169 2.1 2.0 1.0 C4D B:HEM300 3.0 2.0 1.0 C1A B:HEM300 3.0 2.0 1.0 C1D B:HEM300 3.0 2.0 1.0 C4B B:HEM300 3.0 2.0 1.0 C4A B:HEM300 3.0 2.0 1.0 C4C B:HEM300 3.0 2.0 1.0 C1B B:HEM300 3.0 2.0 1.0 C1C B:HEM300 3.0 2.0 1.0 CE1 B:HIS169 3.1 2.0 1.0 CD2 B:HIS169 3.1 2.0 1.0 CHA B:HEM300 3.4 2.0 1.0 CHC B:HEM300 3.4 2.0 1.0 CHB B:HEM300 3.4 2.0 1.0 CHD B:HEM300 3.4 2.0 1.0 O B:HOH429 3.8 18.8 1.0 C3D B:HEM300 4.2 2.0 1.0 CG B:HIS169 4.2 2.0 1.0 C2A B:HEM300 4.2 2.0 1.0 ND1 B:HIS169 4.2 2.0 1.0 C2D B:HEM300 4.3 2.0 1.0 C2B B:HEM300 4.3 2.0 1.0 C2C B:HEM300 4.3 2.0 1.0 C3A B:HEM300 4.3 2.0 1.0 C3B B:HEM300 4.3 2.0 1.0 C3C B:HEM300 4.3 2.0 1.0 NE B:ARG38 4.9 7.1 1.0 CG B:ARG38 5.0 7.1 1.0 CZ B:PHE213 5.0 4.3 1.0 CD B:ARG38 5.0 7.1 1.0

D.J.Schuller, N.Ban, R.B.Huystee, A.Mcpherson, T.L.Poulos. The Crystal Structure of Peanut Peroxidase. Structure V. 4 311 1996.
ISSN: ISSN 0969-2126
PubMed: 8805539
DOI: 10.1016/S0969-2126(96)00035-4