2HF7 | pdb_00002hf7

Transition State Analogue of AphA class B Acid Phosphatase/Phosphotransferase (Aluminium Fluoride Complex)

• PDB DOI: https://doi.org/10.2210/pdb2HF7/pdb

• Classification: HYDROLASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2006-06-23 Released: 2008-03-04 
• Deposition Author(s): Leone, R., Calderone, V., Cappelletti, E., Benvenuti, M., Mangani, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.196 (Depositor), 0.195 (DCC) 
• R-Value Work: 
  0.171 (Depositor), 0.170 (DCC) 
• R-Value Observed: 
  0.174 (Depositor) 

Starting Model: experimental

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,PQS (software)

Macromolecule Content 

• Total Structure Weight: 47.15 kDa 
• Atom Count: 3,936 
• Modeled Residue Count: 422 
• Deposited Residue Count: 422 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Class B acid phosphatase	A, B	211	Escherichia coli	Mutation(s): 0  Gene Names: aphA, napA EC: 3.1.3.2
UniProt
Find proteins for P0AE22 (Escherichia coli (strain K12)) Explore P0AE22  Go to UniProtKB:  P0AE22

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AF3	D [auth A], F [auth B]	ALUMINUM FLUORIDE Al F3 KLZUFWVZNOTSEM-UHFFFAOYSA-K
MG	C [auth A], E [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free:  0.196 (Depositor), 0.195 (DCC) 
• R-Value Work:  0.171 (Depositor), 0.170 (DCC) 
• R-Value Observed: 0.174 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.43	α = 90
b = 66.484	β = 121.12
c = 91.624	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-03-04 
Deposition Author(s): Leone, R., Calderone, V., Cappelletti, E., Benvenuti, M., Mangani, S.

Revision History  

• Version 1.0: 2008-03-04
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.2: 2023-08-30
  Changes: Data collection, Database references, Derived calculations, Refinement description