4B5Y | pdb_00004b5y

X-ray structure of the cyan fluorescent protein mTurquoise-GL (K206A mutant) in space group C222(1)

• PDB DOI: https://doi.org/10.2210/pdb4B5Y/pdb

• Classification: FLUORESCENT PROTEIN
• Organism(s): Aequorea victoria
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2012-08-08 Released: 2013-08-28 
• Deposition Author(s): von Stetten, D., Lelimousin, M., Oost, K., Noirclerc-Savoye, M., Gadella, T.W.J., Goedhart, J., Royant, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 
  0.179 (Depositor), 0.190 (DCC) 
• R-Value Work: 
  0.145 (Depositor), 0.150 (DCC) 
• R-Value Observed: 
  0.147 (Depositor) 

Starting Model: experimental

Literature

Influence of the H148G Mutation on Fluorescence Properties of Cyan Fluorescent Proteins

von Stetten, D., Lelimousin, M., Oost, K., Noirclerc-Savoye, M., Gadella, T.W.J., Goedhart, J., Royant, A.

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: 27.62 kDa 
• Atom Count: 2,038 
• Modeled Residue Count: 230 
• Deposited Residue Count: 243 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GREEN FLUORESCENT PROTEIN	A	243	Aequorea victoria	Mutation(s): 9
UniProt
Find proteins for P42212 (Aequorea victoria) Explore P42212  Go to UniProtKB:  P42212

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
SWG	A	L-PEPTIDE LINKING	C16 H16 N4 O4		SER, TRP, GLY

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free:  0.179 (Depositor), 0.190 (DCC) 
• R-Value Work:  0.145 (Depositor), 0.150 (DCC) 
• R-Value Observed: 0.147 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 60.731	α = 90
b = 92.481	β = 90
c = 117.576	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-08-28 
Deposition Author(s): von Stetten, D., Lelimousin, M., Oost, K., Noirclerc-Savoye, M., Gadella, T.W.J., Goedhart, J., Royant, A.

Revision History  

• Version 1.0: 2013-08-28
  Type: Initial release
  
• Version 1.1: 2017-12-20
  Changes: Database references
• Version 1.2: 2019-10-23
  Changes: Data collection, Database references, Derived calculations, Other
• Version 1.3: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2024-10-09
  Changes: Structure summary