3EEH

The crystal structure of the domain of the putative light and redox sensing histidine kinase from Haloarcula marismortui

• PDB DOI: https://doi.org/10.2210/pdb3EEH/pdb

• Classification: TRANSFERASE
• Organism(s): Haloarcula marismortui
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-09-04 Released: 2008-11-04 
• Deposition Author(s): Zhang, R., Volkart, L., Freeman, L., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.201 
• R-Value Work: 0.179 
• R-Value Observed: 0.180 

Literature

The crystal structure of the domain of the putative light and redox sensing histidine kinase from Haloarcula marismortui

Zhang, R., Volkart, L., Freeman, L., 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)

Macromolecule Content

• Total Structure Weight: 14.55 kDa 
• Atom Count: 1,060 
• Modelled Residue Count: 116 
• Deposited Residue Count: 125 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
putative light and redox sensing histidine kinase	A	125	Haloarcula marismortui	Mutation(s): 0  Gene Names: rrnAC2416 EC: 2.7.13.3
UniProt
Find proteins for Q5UZS4 (Haloarcula marismortui (strain ATCC 43049 / DSM 3752 / JCM 8966 / VKM B-1809)) Explore Q5UZS4  Go to UniProtKB:  Q5UZS4

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PG5	B [auth A]	1-METHOXY-2-[2-(2-METHOXY-ETHOXY]-ETHANE C8 H18 O4 YFNKIDBQEZZDLK-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.201 
• R-Value Work: 0.179 
• R-Value Observed: 0.180 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.558	α = 90
b = 96.558	β = 90
c = 40.131	γ = 120

Software Package:

Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-11-04 
Deposition Author(s): Zhang, R., Volkart, L., Freeman, L., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2008-11-04
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2024-02-21
  Changes: Data collection, Database references, Derived calculations