2OV0

Structure of the blue copper protein Amicyanin to 0.75 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2OV0/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Paracoccus denitrificans
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-02-12 Released: 2007-08-14 
• Deposition Author(s): Carrell, C.J., Davidson, V.L., Chen, Z., Cunane, L.M., Trickey, P., Mathews, F.S.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 0.75 Å
• R-Value Free: 0.142 
• R-Value Work: 0.125 
• R-Value Observed: 0.125 

Starting Model: experimental

Literature

Ultrahigh resolution studies of amicyanin

Carrell, C.J., Davidson, V.L., Chen, Z., Cunane, L.M., Trickey, P., Mathews, F.S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 11.69 kDa 
• Atom Count: 1,053 
• Modelled Residue Count: 105 
• Deposited Residue Count: 105 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Amicyanin	A	105	Paracoccus denitrificans	Mutation(s): 0  Gene Names: mauC, ami
UniProt
Find proteins for P22364 (Paracoccus denitrificans) Explore P22364  Go to UniProtKB:  P22364

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4	C [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
CU	B [auth A]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N
NA	D [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 0.75 Å
• R-Value Free: 0.142 
• R-Value Work: 0.125 
• R-Value Observed: 0.125 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 28.54	α = 90
b = 55.89	β = 95.61
c = 27.16	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	refinement
PDB_EXTRACT	data extraction
SHELX	phasing
SHELXL-97	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-08-14 
Deposition Author(s): Carrell, C.J., Davidson, V.L., Chen, Z., Cunane, L.M., Trickey, P., Mathews, F.S.

Revision History  

• Version 1.0: 2007-08-14
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-10-18
  Changes: Refinement description
• Version 1.3: 2023-08-30
  Changes: Data collection, Database references, Derived calculations, Refinement description