8OVP

X-ray structure of the iAspSnFR in complex with L-aspartate

• PDB DOI: https://doi.org/10.2210/pdb8OVP/pdb

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


• Deposited: 2023-04-26 Released: 2023-05-17 
• Deposition Author(s): Tarnawski, M., Hellweg, L., Bergner, A., Hiblot, J., Leippe, P., Johnsson, K.
• Funding Organization(s): Max Planck Society

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.202 
• R-Value Work: 0.171 
• R-Value Observed: 0.173 

Literature

X-ray structure of the SF-iAspSnFR in complex with L-aspartate

Tarnawski, M., Hellweg, L., Bergner, A., Hiblot, J., Leippe, P., Johnsson, K.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 116.73 kDa 
• Atom Count: 8,745 
• Modelled Residue Count: 997 
• Deposited Residue Count: 1,036 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative periplasmic binding transport protein,Green fluorescent protein	A, B	518	Escherichia coli, Aequorea victoria	Mutation(s): 28  Gene Names: ybeJ, SF0626, GFP
UniProt
Find proteins for P42212 (Aequorea victoria) Explore P42212  Go to UniProtKB:  P42212
Find proteins for P37902 (Escherichia coli (strain K12)) Explore P37902  Go to UniProtKB:  P37902
UniProt Groups	P42212P37902

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ASP (Subject of Investigation/LOI)	C [auth A], G [auth B]	ASPARTIC ACID C4 H7 N O4 CKLJMWTZIZZHCS-REOHCLBHSA-N
ACT	D [auth A], H [auth B]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
MG	E [auth A], F [auth A], I [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
CRO	A, B	L-PEPTIDE LINKING	C15 H17 N3 O5		THR, TYR, GLY

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.202 
• R-Value Work: 0.171 
• R-Value Observed: 0.173 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.31	α = 90
b = 105.88	β = 92.45
c = 77.28	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-05-17 
Deposition Author(s): Tarnawski, M., Hellweg, L., Bergner, A., Hiblot, J., Leippe, P., Johnsson, K.

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Funding Organization	Location	Grant Number
Max Planck Society	Germany	--

Revision History  

• Version 1.0: 2023-05-17
  Type: Initial release