3QPV

PFKFB3 trapped in a phospho-enzyme intermediate state

• PDB DOI: https://doi.org/10.2210/pdb3QPV/pdb

• Classification: TRANSFERASE,HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-02-14 Released: 2012-02-08 
• Deposition Author(s): Cavalier, M.C., Kim, S.G., Neau, D., Lee, Y.H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.247 
• R-Value Work: 0.194 
• R-Value Observed: 0.199 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 60.8 kDa 
• Atom Count: 3,842 
• Modelled Residue Count: 440 
• Deposited Residue Count: 520 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase 3	A	520	Homo sapiens	Mutation(s): 0  Gene Names: PFKFB3 EC: 2.7.1.105 (PDB Primary Data), 3.1.3.46 (PDB Primary Data)
UniProt & NIH Common Fund Data Resources
Find proteins for Q16875 (Homo sapiens) Explore Q16875  Go to UniProtKB:  Q16875
PHAROS:  Q16875 GTEx:  ENSG00000170525

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ADP	D [auth A]	ADENOSINE-5'-DIPHOSPHATE C10 H15 N5 O10 P2 XTWYTFMLZFPYCI-KQYNXXCUSA-N
FDP	B [auth A]	2,6-di-O-phosphono-beta-D-fructofuranose C6 H14 O12 P2 YXWOAJXNVLXPMU-ZXXMMSQZSA-N
F6P	E [auth A]	6-O-phosphono-beta-D-fructofuranose C6 H13 O9 P BGWGXPAPYGQALX-ARQDHWQXSA-N
PHS	C [auth A]	PHOSPHONIC ACID H3 O3 P ABLZXFCXXLZCGV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.247 
• R-Value Work: 0.194 
• R-Value Observed: 0.199 
• Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 102.146	α = 90
b = 102.146	β = 90
c = 259.439	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
REFMAC	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-02-08 
Deposition Author(s): Cavalier, M.C., Kim, S.G., Neau, D., Lee, Y.H.

Revision History  

• Version 1.0: 2012-02-08
  Type: Initial release
  
• Version 1.1: 2012-03-21
  Changes: Database references
• Version 1.2: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.3: 2024-02-21
  Changes: Data collection, Database references, Structure summary