1GX2

Recombinant horseradish peroxidase Phe209Ser complex with benzhydroxamic acid

• PDB DOI: https://doi.org/10.2210/pdb1GX2/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Armoracia rusticana
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2002-03-26 Released: 2003-03-28 
• Deposition Author(s): Meno, K., Gajhede, M., Henriksen, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.197 
• R-Value Work: 0.178 
• R-Value Observed: 0.178 

Starting Model: experimental

Literature

Hrpc Heme Crevice Architecture

Henriksen, A., Brissett, N., Meno, K., Mirza, O., Gajhede, M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PQS (software)

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 69.71 kDa 
• Atom Count: 5,256 
• Modelled Residue Count: 618 
• Deposited Residue Count: 618 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PEROXIDASE C1A	A, B	309	Armoracia rusticana	Mutation(s): 1  EC: 1.11.1.7
UniProt
Find proteins for P00433 (Armoracia rusticana) Explore P00433  Go to UniProtKB:  P00433

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEM	C [auth A], G [auth B]	PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L
BHO	D [auth A], H [auth B]	BENZHYDROXAMIC ACID C7 H7 N O2 VDEUYMSGMPQMIK-UHFFFAOYSA-N
CA	E [auth A], F [auth A], I [auth B], J [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.197 
• R-Value Work: 0.178 
• R-Value Observed: 0.178 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 75.036	α = 90
b = 62.298	β = 104.27
c = 78.246	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-03-28 
Deposition Author(s): Meno, K., Gajhede, M., Henriksen, A.

Revision History  

• Version 1.0: 2003-03-28
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2023-12-13
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description
• Version 1.4: 2024-10-23
  Changes: Structure summary