2VJT

The Structure of Allophycocyanin from Gloeobacter Violaceus

• PDB DOI: https://doi.org/10.2210/pdb2VJT/pdb

• Classification: PHOTOSYNTHESIS
• Organism(s): Gloeobacter violaceus
• Mutation(s): No 


• Deposited: 2007-12-13 Released: 2008-03-25 
• Deposition Author(s): Murray, J.W., Benson, S., Nield, J., Barber, J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.277 
• R-Value Work: 0.196 
• R-Value Observed: 0.200 

Literature

The Structures of the Phycobiliproteins of Gloeobacter Violaceus

Murray, J.W., Benson, S., Nield, J., Barber, J.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Hetero 12-mer - A6B6 Pseudo Symmetry: Dihedral - D3  (Explore in 3D)
Pseudo Stoichiometry: Homo 12-mer - A12 

Biological assembly 1 generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 35.96 kDa 
• Atom Count: 2,535 
• Modelled Residue Count: 321 
• Deposited Residue Count: 322 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ALLOPHYCOCYANIN ALPHA SUBUNIT	A	161	Gloeobacter violaceus	Mutation(s): 0
UniProt
Find proteins for Q7NL80 (Gloeobacter violaceus (strain ATCC 29082 / PCC 7421)) Explore Q7NL80  Go to UniProtKB:  Q7NL80

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
ALLOPHYCOCYANIN BETA SUBUNIT	B	161	Gloeobacter violaceus	Mutation(s): 0
UniProt
Find proteins for Q7NL79 (Gloeobacter violaceus (strain ATCC 29082 / PCC 7421)) Explore Q7NL79  Go to UniProtKB:  Q7NL79

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CYC	C [auth A], D [auth B]	PHYCOCYANOBILIN C33 H40 N4 O6 VXTXPYZGDQPMHK-GMXXPEQVSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MEN	B	L-PEPTIDE LINKING	C5 H10 N2 O3		ASN

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.277 
• R-Value Work: 0.196 
• R-Value Observed: 0.200 
• Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 164.712	α = 90
b = 164.712	β = 90
c = 64.685	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-03-25 
Deposition Author(s): Murray, J.W., Benson, S., Nield, J., Barber, J.

Revision History  

• Version 1.0: 2008-03-25
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2023-12-13
  Changes: Data collection, Database references, Derived calculations, Refinement description