3BQV | pdb_00003bqv

Crystal Structure of the double mutant D44A D45A Plastocyanin from Phormidium laminosum

• PDB DOI: https://doi.org/10.2210/pdb3BQV/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Leptolyngbya laminosa
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2007-12-20 Released: 2009-01-06 
• Deposition Author(s): Fromme, R., Bukhman-deRuyter, Y.S., Mi, H., Fromme, P.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 
  0.245 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.185 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.188 (Depositor) 

Starting Model: experimental

Literature

High resolution structures of plastocyanin from Phormidium laminosum and D44A, D45A double mutant

Bukhman-deRuyter, Y.S., Fromme, R., Grotjohann, I., Schlarb-Ridley, B., Mi, H., Fromme, P.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content 

• Total Structure Weight: 11.41 kDa 
• Atom Count: 959 
• Modeled Residue Count: 105 
• Deposited Residue Count: 105 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Plastocyanin	A	105	Leptolyngbya laminosa	Mutation(s): 2  Gene Names: petE
UniProt
Find proteins for Q51883 (Leptolyngbya laminosa) Explore Q51883  Go to UniProtKB:  Q51883

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CU	B [auth A]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free:  0.245 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.185 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.188 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 33.322	α = 90
b = 33.778	β = 90
c = 78.026	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
PHASER	phasing
WARP	model building
ARP	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-01-06 
Deposition Author(s): Fromme, R., Bukhman-deRuyter, Y.S., Mi, H., Fromme, P.

Revision History  

• Version 1.0: 2009-01-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2021-10-20
  Changes: Database references, Derived calculations
• Version 1.4: 2023-08-30
  Changes: Data collection, Refinement description