5K56 | pdb_00005k56

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

• PDB DOI: https://doi.org/10.2210/pdb5K56/pdb

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


• Deposited: 2016-05-23 Released: 2017-06-07 
• Deposition Author(s): Barciszewski, J., Wisniewski, J., Kolodziejczyk, R., Dzugaj, A., Jaskolski, M., Rakus, D.
• Funding Organization(s): Polish National Science Centre

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.280 (Depositor), 0.282 (DCC) 
• R-Value Work: 
  0.205 (Depositor), 0.212 (DCC) 
• R-Value Observed: 
  0.210 (Depositor) 

Starting Model: experimental

Literature

Structural studies of human muscle FBPase

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 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 37.01 kDa 
• Atom Count: 2,153 
• Modeled Residue Count: 275 
• 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
FBP	B [auth A]	1,6-di-O-phosphono-beta-D-fructofuranose C6 H14 O12 P2 RNBGYGVWRKECFJ-ARQDHWQXSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.280 (Depositor), 0.282 (DCC) 
• R-Value Work:  0.205 (Depositor), 0.212 (DCC) 
• R-Value Observed: 0.210 (Depositor) 

Diffraction Data: https://doi.org/10.18150/repod.7369446

Space Group: I 4₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 72.581	α = 90
b = 72.581	β = 90
c = 232.442	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: 2017-06-07 
Deposition Author(s): Barciszewski, J., Wisniewski, J., Kolodziejczyk, R., Dzugaj, A., Jaskolski, M., Rakus, D.

---

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

Revision History  

• Version 1.0: 2017-06-07
  Type: Initial release
  
• Version 1.1: 2018-08-08
  Changes: Data collection, Database references
• Version 1.2: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.3: 2024-01-10
  Changes: Data collection, Database references, Refinement description, Structure summary