3FXK

Crystal Structure of Human Protein phosphatase 1A (PPM1A) Bound with Phosphate at 10 mM of Mn2+

• PDB DOI: https://doi.org/10.2210/pdb3FXK/pdb

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


• Deposited: 2009-01-21 Released: 2010-01-26 
• Deposition Author(s): Hu, T., Wang, L., Wang, K., Jiang, H., Shen, X.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.234 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.196 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.198 (Depositor) 

Literature

Structural basis for the Mn2+-dependent activation of human PPM1A

Hu, T., Wang, L., Wang, K., Chen, J., Jiang, H., Shen, X.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 43.87 kDa 
• Atom Count: 3,153 
• Modelled Residue Count: 363 
• Deposited Residue Count: 390 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein phosphatase 1A	A	390	Homo sapiens	Mutation(s): 0  EC: 3.1.3.16
UniProt & NIH Common Fund Data Resources
Find proteins for P35813 (Homo sapiens) Explore P35813  Go to UniProtKB:  P35813
PHAROS:  P35813 GTEx:  ENSG00000100614

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4	D [auth A], E [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
MN	B [auth A], C [auth A]	MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.234 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.196 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.198 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 90.76	α = 90
b = 90.76	β = 90
c = 105.711	γ = 120

Software Package:

Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-01-26 
Deposition Author(s): Hu, T., Wang, L., Wang, K., Jiang, H., Shen, X.

Revision History  

• Version 1.0: 2010-01-26
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2024-03-20
  Changes: Data collection, Database references, Derived calculations