4XUU

The hSac2 domain from human phosphoinositide phosphatase Sac2

• PDB DOI: https://doi.org/10.2210/pdb4XUU/pdb

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


• Deposited: 2015-01-26 Released: 2015-02-25 
• Deposition Author(s): Hsu, F., Mao, Y.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.62 Å
• R-Value Free: 0.287 
• R-Value Work: 0.248 
• R-Value Observed: 0.250 

Literature

Structure of the hSac2 domain at 2.62

Hsu, F., Mao, Y.

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: 78.95 kDa 
• Atom Count: 5,456 
• Modelled Residue Count: 671 
• Deposited Residue Count: 676 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Phosphatidylinositide phosphatase SAC2	A, B, C, D	169	Homo sapiens	Mutation(s): 0  Gene Names: INPP5F, KIAA0966, SAC2, MSTP007, MSTP047 EC: 3.1.3
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y2H2 (Homo sapiens) Explore Q9Y2H2  Go to UniProtKB:  Q9Y2H2
PHAROS:  Q9Y2H2 GTEx:  ENSG00000198825

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C, D	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.62 Å
• R-Value Free: 0.287 
• R-Value Work: 0.248 
• R-Value Observed: 0.250 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.772	α = 90
b = 82.852	β = 90
c = 157.695	γ = 90

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2015-02-25 
Deposition Author(s): Hsu, F., Mao, Y.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R01-GM094347

Revision History  

• Version 1.0: 2015-02-25
  Type: Initial release
  
• Version 2.0: 2017-09-13
  Changes: Atomic model, Author supporting evidence, Derived calculations, Source and taxonomy
• Version 2.1: 2017-11-22
  Changes: Refinement description
• Version 2.2: 2019-12-25
  Changes: Author supporting evidence
• Version 2.3: 2023-12-27
  Changes: Data collection, Database references, Refinement description