3EO6

Crystal structure of protein of unknown function (DUF1255) (AFE_2634) from ACIDITHIOBACILLUS FERROOXIDANS NCIB8455 at 0.97 A resolution

• PDB DOI: https://doi.org/10.2210/pdb3EO6/pdb

• Classification: structural genomics, unknown function
• Organism(s): Acidithiobacillus ferrooxidans ATCC 23270
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-09-26 Released: 2008-10-07 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 0.97 Å
• R-Value Free: 0.143 
• R-Value Work: 0.123 
• R-Value Observed: 0.124 

Literature

Crystal structure of protein of unknown function (DUF1255) (AFE_2634) from ACIDITHIOBACILLUS FERROOXIDANS NCIB8455 at 0.97 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content

• Total Structure Weight: 23.53 kDa 
• Atom Count: 2,691 
• Modelled Residue Count: 212 
• Deposited Residue Count: 212 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
protein of unknown function (DUF1255)	A, B	106	Acidithiobacillus ferrooxidans ATCC 23270	Mutation(s): 0  Gene Names: AFE_2634

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TRS	E [auth B]	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C4 H12 N O3 LENZDBCJOHFCAS-UHFFFAOYSA-O
MG	C [auth A], D [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 0.97 Å
• R-Value Free: 0.143 
• R-Value Work: 0.123 
• R-Value Observed: 0.124 
• Space Group: P 1 2₁ 1
• Diffraction Data: https://doi.org/10.18430/M33EO6

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 30.785	α = 90
b = 82.028	β = 109.95
c = 40.847	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-10-07 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2008-10-07
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2019-07-24
  Changes: Data collection, Database references, Derived calculations, Refinement description