5ET8

Human muscle fructose-1,6-bisphosphatase in active R-state in complex with fructose-6-phosphate

• PDB DOI: https://doi.org/10.2210/pdb5ET8/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2015-11-17 Released: 2016-11-23 
• Deposition Author(s): Barciszewski, J., Wisniewski, J., Kolodziejczyk, R., Dzugaj, A., Jaskolski, M., Rakus, D.
• Funding Organization(s): Polish National Science Centre

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.92 Å
• R-Value Free: 0.223 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 

Starting Model: experimental

Literature

T-to-R switch of muscle FBPase involves extreme changes of secondary and quaternary structure

Barciszewski, J., Wisniewski, J., Kolodziejczyk, R., Dzugaj, A., Jaskolski, M., Rakus, D.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 36.93 kDa 
• Atom Count: 2,335 
• Modelled Residue Count: 287 
• Deposited Residue Count: 338 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Fructose-1,6-bisphosphatase isozyme 2	A	338	Homo sapiens	Mutation(s): 1  Gene Names: FBP2 EC: 3.1.3.11
UniProt & NIH Common Fund Data Resources
Find proteins for O00757 (Homo sapiens) Explore O00757  Go to UniProtKB:  O00757
PHAROS:  O00757 GTEx:  ENSG00000130957

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
F6P	B [auth A]	6-O-phosphono-beta-D-fructofuranose C6 H13 O9 P BGWGXPAPYGQALX-ARQDHWQXSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.92 Å
• R-Value Free: 0.223 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 
• Space Group: I 4₁ 2 2
• Diffraction Data: https://doi.org/10.18150/2073150

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 72.105	α = 90
b = 72.105	β = 90
c = 232.002	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2016-11-23 
Deposition Author(s): Barciszewski, J., Wisniewski, J., Kolodziejczyk, R., Dzugaj, A., Jaskolski, M., Rakus, D.

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Funding Organization	Location	Grant Number
Polish National Science Centre	Poland	2013/09/B/NZ1/01081

Revision History  

• Version 1.0: 2016-11-23
  Type: Initial release
  
• Version 2.0: 2018-08-08
  Changes: Atomic model, Data collection, Database references
• Version 2.1: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 2.2: 2024-01-10
  Changes: Data collection, Database references, Refinement description, Structure summary