3UCH | pdb_00003uch

Crystal structure of a peptidyl-prolyl cis-trans isomerase E (PPIE) from Homo sapiens at 2.50 A resolution

• PDB DOI: https://doi.org/10.2210/pdb3UCH/pdb

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


• Deposited: 2011-10-26 Released: 2011-11-16 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG), Partnership for T-Cell Biology (TCELL)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 
  0.214 (Depositor), 0.210 (DCC) 
• R-Value Work: 
  0.190 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.191 (Depositor) 

Literature

Crystal structure of a Hypotherical Peptidyl-prolyl cis-trans isomerase E (PPIE) from Homo sapiens at 2.50 A resolution

Joint Center for Structural Genomics (JCSG), Partnership for T-Cell Biology

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

Biological assembly 2 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 19.32 kDa 
• Atom Count: 1,381 
• Modeled Residue Count: 173 
• Deposited Residue Count: 174 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Peptidyl-prolyl cis-trans isomerase E	A	174	Homo sapiens	Mutation(s): 0  Gene Names: BC008451, CYP33, PPIE EC: 5.2.1.8
UniProt & NIH Common Fund Data Resources
Find proteins for Q9UNP9 (Homo sapiens) Explore Q9UNP9  Go to UniProtKB:  Q9UNP9
PHAROS:  Q9UNP9 GTEx:  ENSG00000084072

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free:  0.214 (Depositor), 0.210 (DCC) 
• R-Value Work:  0.190 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.191 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M33UCH

Space Group: I 2₁ 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 116.232	α = 90
b = 116.232	β = 90
c = 116.232	γ = 90

Software Package:

Software Name	Purpose
MolProbity	model building
PDB_EXTRACT	data extraction
SHELX	phasing
SHARP	phasing
SCALA	data scaling
REFMAC	refinement
MOSFLM	data reduction
SHELXD	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-11-16 
Deposition Author(s): Joint Center for Structural Genomics (JCSG), Partnership for T-Cell Biology (TCELL)

Revision History  

• Version 1.0: 2011-11-16
  Type: Initial release
  
• Version 1.1: 2012-08-29
  Changes: Structure summary
• Version 1.2: 2014-12-24
  Changes: Structure summary
• Version 1.3: 2017-10-25
  Changes: Author supporting evidence, Refinement description
• Version 1.4: 2018-01-24
  Changes: Database references
• Version 1.5: 2023-02-01
  Changes: Database references, Derived calculations
• Version 1.6: 2024-10-09
  Changes: Data collection, Structure summary