9W8I | pdb_00009w8i

Isomerase at 160K

• PDB DOI: https://doi.org/10.2210/pdb9W8I/pdb

• Classification: ISOMERASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): No 


• Deposited: 2025-08-07 Released: 2025-08-20 
• Deposition Author(s): Guven, O., DeMirci, H.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.280 (Depositor), 0.280 (DCC) 
• R-Value Work: 
  0.238 (Depositor), 0.238 (DCC) 
• R-Value Observed: 
  0.242 (Depositor) 

Starting Model: in silico

Literature

Isomerase at 160K

Guven, O., DeMirci, H.

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: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 23.94 kDa 
• Atom Count: 1,847 
• Modeled Residue Count: 216 
• Deposited Residue Count: 216 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Peptidyl-prolyl cis-trans isomerase FKBP1A	A, B	108	Homo sapiens	Mutation(s): 0  Gene Names: FKBP1A EC: 5.2.1.8
UniProt & NIH Common Fund Data Resources
Find proteins for P62942 (Homo sapiens) Explore P62942  Go to UniProtKB:  P62942
PHAROS:  P62942 GTEx:  ENSG00000088832

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.280 (Depositor), 0.280 (DCC) 
• R-Value Work:  0.238 (Depositor), 0.238 (DCC) 
• R-Value Observed: 0.242 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 101.27	α = 90
b = 36.091	β = 96.03
c = 54.73	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
CrysalisPro	data reduction
CrysalisPro	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-08-20 
Deposition Author(s): Guven, O., DeMirci, H.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2025-08-20
  Type: Initial release