7QXV | pdb_00007qxv

Crystal Structure of Haem-Binding Protein HemS Mutant F104A F199A, from Yersinia enterocolitica

• PDB DOI: https://doi.org/10.2210/pdb7QXV/pdb

• Classification: METAL BINDING PROTEIN
• Organism(s): Yersinia enterocolitica
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2022-01-27 Released: 2023-02-08 
• Deposition Author(s): Barker, P.D., Keith, A., Brear, P., Wales, D.
• Funding Organization(s): Other government

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.67 Å
• R-Value Free: 
  0.281 (Depositor), 0.280 (DCC) 
• R-Value Work: 
  0.233 (Depositor), 0.240 (DCC) 
• R-Value Observed: 
  0.235 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of Haem-Binding Protein HemS Mutant F104A F199A, from Yersinia enterocolitica

Barker, P.D., Keith, A., Brear, P., Wales, D.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 39.21 kDa 
• Atom Count: 2,843 
• Modeled Residue Count: 339 
• Deposited Residue Count: 345 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemin transport protein	A	345	Yersinia enterocolitica	Mutation(s): 2  Gene Names: hemS, ERS008652_00918
UniProt
Find proteins for P31517 (Yersinia enterocolitica) Explore P31517  Go to UniProtKB:  P31517

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PEG	B [auth A]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.67 Å
• R-Value Free:  0.281 (Depositor), 0.280 (DCC) 
• R-Value Work:  0.233 (Depositor), 0.240 (DCC) 
• R-Value Observed: 0.235 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 62.028	α = 90
b = 69.613	β = 90
c = 73.766	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing
PDB_EXTRACT	data extraction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-02-08 
Deposition Author(s): Barker, P.D., Keith, A., Brear, P., Wales, D.

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Funding Organization	Location	Grant Number
Other government		--

Revision History  

• Version 1.0: 2023-02-08
  Type: Initial release
  
• Version 1.1: 2024-02-07
  Changes: Data collection, Refinement description