4BIZ

Crystal structure of CpxAHDC (orthorhombic form 2)

• PDB DOI: https://doi.org/10.2210/pdb4BIZ/pdb

• Classification: TRANSFERASE
• Organism(s): Escherichia coli K-12
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2013-04-13 Released: 2014-04-23 
• Deposition Author(s): Mechaly, A.E., Sassoon, N., Betton, J.M., Alzari, P.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.65 Å
• R-Value Free: 0.235 
• R-Value Work: 0.206 
• R-Value Observed: 0.207 

Literature

Crystal Structures of Cpxahdc

Mechaly, A.E., Sassoon, N., Betton, J.M., Alzari, P.M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 202.31 kDa 
• Atom Count: 11,128 
• Modelled Residue Count: 1,367 
• Deposited Residue Count: 1,788 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SENSOR PROTEIN CPXA	A, B, C, D, E, F	298	Escherichia coli K-12	Mutation(s): 1  EC: 2.7.13.3
UniProt
Find proteins for P0AE82 (Escherichia coli (strain K12)) Explore P0AE82  Go to UniProtKB:  P0AE82

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ADP	G [auth A], J [auth C], M [auth E], O [auth F]	ADENOSINE-5'-DIPHOSPHATE C10 H15 N5 O10 P2 XTWYTFMLZFPYCI-KQYNXXCUSA-N
SO4	H [auth A], I [auth B], K [auth C], L [auth D], N [auth E], P [auth F]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.65 Å
• R-Value Free: 0.235 
• R-Value Work: 0.206 
• R-Value Observed: 0.207 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 120.448	α = 90
b = 125.108	β = 90
c = 159.794	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
XDS	data reduction
Aimless	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-04-23 
Deposition Author(s): Mechaly, A.E., Sassoon, N., Betton, J.M., Alzari, P.M.

Revision History  

• Version 1.0: 2014-04-23
  Type: Initial release
  
• Version 1.1: 2024-05-08
  Changes: Data collection, Database references, Derived calculations, Other