4HN9 | pdb_00004hn9

Crystal structure of iron ABC transporter solute-binding protein from Eubacterium eligens

• PDB DOI: https://doi.org/10.2210/pdb4HN9/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Lachnospira eligens ATCC 27750
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-10-19 Released: 2012-12-12 
• Deposition Author(s): Michalska, K., Mack, J.C., Endres, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 
  0.198 (Depositor), 0.204 (DCC) 
• R-Value Work: 
  0.150 (Depositor), 0.161 (DCC) 
• R-Value Observed: 
  0.151 (Depositor) 

Literature

Crystal structure of iron ABC transporter solute-binding protein from Eubacterium eligens

Michalska, K., Mack, J.C., Endres, M., Joachimiak, A.

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)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 72.09 kDa 
• Atom Count: 5,120 
• Modeled Residue Count: 639 
• Deposited Residue Count: 670 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Iron complex transport system substrate-binding protein	A, B	335	Lachnospira eligens ATCC 27750	Mutation(s): 0  Gene Names: EUBELI_01498, FepB
UniProt
Find proteins for C4Z2B5 (Lachnospira eligens (strain ATCC 27750 / DSM 3376 / VPI C15-48 / C15-B4)) Explore C4Z2B5  Go to UniProtKB:  C4Z2B5

Small Molecules

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: 1.85 Å
• R-Value Free:  0.198 (Depositor), 0.204 (DCC) 
• R-Value Work:  0.150 (Depositor), 0.161 (DCC) 
• R-Value Observed: 0.151 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M34HN9

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.87	α = 90
b = 57.564	β = 98.2
c = 79.299	γ = 90

Software Package:

Software Name	Purpose
SBC-Collect	data collection
PHENIX	model building
SHELXD	phasing
PHASER	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-12-12 
Deposition Author(s): Michalska, K., Mack, J.C., Endres, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2012-12-12
  Type: Initial release
  
• Version 1.1: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Structure summary