8XXB

Crystal Structure of a triple-mutant (A69F/M124P/R127G) of halohydrin dehalogenase HheD8 complexed with chloride

• PDB DOI: https://doi.org/10.2210/pdb8XXB/pdb

• Classification: HYDROLASE
• Organism(s): Thauera aminoaromatica S2
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2024-01-18 Released: 2024-01-31 
• Deposition Author(s): Wan, N.W.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.190 
• R-Value Work: 0.185 
• R-Value Observed: 0.185 

Starting Model: in silico

Literature

Crystal Structure of a triple-mutant (A69F/M124P/R127G) of halohydrin dehalogenase HheD8 complexed with chloride

Wan, N.W.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 24.76 kDa 
• Atom Count: 1,692 
• Modelled Residue Count: 222 
• Deposited Residue Count: 233 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Short-chain dehydrogenase/reductase SDR	A	233	Thauera aminoaromatica S2	Mutation(s): 3  Gene Names: C665_05478
UniProt
Find proteins for N6YXW4 (Thauera aminoaromatica S2) Explore N6YXW4  Go to UniProtKB:  N6YXW4

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CL	B [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.190 
• R-Value Work: 0.185 
• R-Value Observed: 0.185 
• Space Group: P 6₂ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 138.564	α = 90
b = 138.564	β = 90
c = 66.822	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-01-31 
Deposition Author(s): Wan, N.W.

---

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History  

• Version 1.0: 2024-01-31
  Type: Initial release