4X45

Crystal Structure of F173G Mutant of Human APRT

• PDB DOI: https://doi.org/10.2210/pdb4X45/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2014-12-02 Released: 2015-12-02 
• Deposition Author(s): Pereira, H.M., Pimenta, A., Mercaldi, G., Thiemann, O.H.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.199 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 

Literature

Crystal Structure of F173G Mutant of Human APRT

Pimenta, A., Pereira, H.M., Merdaldi, G., Thiemann, O.H.

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 and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 39.43 kDa 
• Atom Count: 3,090 
• Modelled Residue Count: 354 
• Deposited Residue Count: 360 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Adenine phosphoribosyltransferase	A, B	180	Homo sapiens	Mutation(s): 1  Gene Names: APRT EC: 2.4.2.7
UniProt & NIH Common Fund Data Resources
Find proteins for P07741 (Homo sapiens) Explore P07741  Go to UniProtKB:  P07741
PHAROS:  P07741 GTEx:  ENSG00000198931

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AMP	C [auth B]	ADENOSINE MONOPHOSPHATE C10 H14 N5 O7 P UDMBCSSLTHHNCD-KQYNXXCUSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.199 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.748	α = 90
b = 140.617	β = 90
c = 49.216	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-12-02 
Deposition Author(s): Pereira, H.M., Pimenta, A., Mercaldi, G., Thiemann, O.H.

Revision History  

• Version 1.0: 2015-12-02
  Type: Initial release
  
• Version 1.1: 2024-02-28
  Changes: Data collection, Database references, Derived calculations