4PQ0

Crystal structure of POB3 middle domain at 1.65A

• PDB DOI: https://doi.org/10.2210/pdb4PQ0/pdb

• Classification: REPLICATION, TRANSCRIPTION
• Organism(s): Saccharomyces cerevisiae S288C
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2014-02-28 Released: 2014-03-26 
• Deposition Author(s): Liu, H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.248 
• R-Value Work: 0.214 
• R-Value Observed: 0.216 

Literature

Crystal structure of POB3 middle domain at 1.65A

Liu, H.

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: 28.13 kDa 
• Atom Count: 1,978 
• Modelled Residue Count: 233 
• Deposited Residue Count: 242 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
FACT complex subunit POB3	A	242	Saccharomyces cerevisiae S288C	Mutation(s): 0  Gene Names: POB3, YML069W
UniProt
Find proteins for Q04636 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore Q04636  Go to UniProtKB:  Q04636

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MLA	B [auth A]	MALONIC ACID C3 H4 O4 OFOBLEOULBTSOW-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.248 
• R-Value Work: 0.214 
• R-Value Observed: 0.216 
• Space Group: P 2 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 31.08	α = 90
b = 59.15	β = 90
c = 144.93	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-03-26 
Deposition Author(s): Liu, H.

Revision History  

• Version 1.0: 2014-03-26
  Type: Initial release
  
• Version 1.1: 2015-04-29
  Changes: Non-polymer description
• Version 1.2: 2024-03-20
  Changes: Data collection, Database references, Derived calculations