1ARU

CRYSTAL STRUCTURES OF CYANIDE-AND TRIIODIDE-BOUND FORMS OF ARTHROMYCES RAMOSUS PEROXIDASE AT DIFFERENT PH VALUES. PERTURBATIONS OF ACTIVE SITE RESIDUES AND THEIR IMPLICATION IN ENZYME CATALYSIS

• PDB DOI: https://doi.org/10.2210/pdb1ARU/pdb

• Classification: PEROXIDASE (DONOR:H2O2 OXIDOREDUCTASE)
• Organism(s): Agaricales sp. 'Arthromyces ramosus
• Mutation(s): No 


• Deposited: 1995-04-25 Released: 1996-01-29 
• Deposition Author(s): Fukuyama, K., Kunishima, N., Amada, F.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Work: 0.178 
• R-Value Observed: 0.178 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 36.87 kDa 
• Atom Count: 2,846 
• Modelled Residue Count: 336 
• Deposited Residue Count: 344 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PEROXIDASE	A	344	Agaricales sp. 'Arthromyces ramosus	Mutation(s): 0  EC: 1.11.1.7
UniProt
Find proteins for P28313 (Arthromyces ramosus) Explore P28313  Go to UniProtKB:  P28313

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEM	F [auth A]	PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L
CA	D [auth A], E [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CYN	C [auth A]	CYANIDE ION C N XFXPMWWXUTWYJX-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Work: 0.178 
• R-Value Observed: 0.178 
• Space Group: P 4₂ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.57	α = 90
b = 74.57	β = 90
c = 117.47	γ = 90

Software Package:

Software Name	Purpose
ARP/wARP	model building
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1996-01-29 
Deposition Author(s): Fukuyama, K., Kunishima, N., Amada, F.

Revision History  

• Version 1.0: 1996-01-29
  Type: Initial release
  
• Version 1.1: 2008-03-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Structure summary