3G7P

Crystal structure of a nifx-associated protein of unknown function (afe_1514) from acidithiobacillus ferrooxidans atcc at 2.00 A resolution

• PDB DOI: https://doi.org/10.2210/pdb3G7P/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Acidithiobacillus ferrooxidans ATCC 23270
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-02-10 Released: 2009-03-03 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.249 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.204 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.206 (Depositor) 

Literature

Crystal structure of NifX-associated protein of unknown function (YP_002425942.1) from Acidithiobacillus ferrooxidans ATCC 23270 at 2.00 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 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 18.93 kDa 
• Atom Count: 1,315 
• Modelled Residue Count: 145 
• Deposited Residue Count: 156 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Nitrogen fixation protein	A	156	Acidithiobacillus ferrooxidans ATCC 23270	Mutation(s): 0  Gene Names: Lferr_1232, YP_002425942.1
UniProt
Find proteins for B7JA91 (Acidithiobacillus ferrooxidans (strain ATCC 23270 / DSM 14882 / CIP 104768 / NCIMB 8455)) Explore B7JA91  Go to UniProtKB:  B7JA91

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PG6	G [auth A]	1-(2-METHOXY-ETHOXY)-2-{2-[2-(2-METHOXY-ETHOXY]-ETHOXY}-ETHANE C12 H26 O6 DMDPGPKXQDIQQG-UHFFFAOYSA-N
SO4	B [auth A], C [auth A], D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
EDO	E [auth A], F [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

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: 2.00 Å
• R-Value Free:  0.249 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.204 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.206 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M33G7P

Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 49.293	α = 90
b = 49.293	β = 90
c = 254.025	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-03-03 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2009-03-03
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2017-11-01
  Changes: Refinement description
• Version 1.3: 2019-07-24
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.4: 2023-02-01
  Changes: Database references, Derived calculations
• Version 1.5: 2024-11-20
  Changes: Data collection, Structure summary