2DUY

Crystal structure of competence protein ComEA-related protein from Thermus thermophilus HB8

• PDB DOI: https://doi.org/10.2210/pdb2DUY/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-07-27 Released: 2007-08-14 
• Deposition Author(s): Niwa, H., Shimada, A., Chen, L., Liu, Z.-J., Wang, B.-C., Ebihara, A., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.218 
• R-Value Work: 0.188 
• R-Value Observed: 0.193 

Literature

Crystal structure of competence protein ComEA-related protein from Thermus thermophilus HB8

Niwa, H., Shimada, A., Chen, L., Liu, Z.-J., Wang, B.-C., Ebihara, A., Yokoyama, S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 8.32 kDa 
• Atom Count: 538 
• Modelled Residue Count: 65 
• Deposited Residue Count: 75 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Competence protein ComEA-related protein	A	75	Thermus thermophilus HB8	Mutation(s): 2
UniProt
Find proteins for Q5SGW3 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SGW3  Go to UniProtKB:  Q5SGW3

Small Molecules

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

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.218 
• R-Value Work: 0.188 
• R-Value Observed: 0.193 
• Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.635	α = 90
b = 42.635	β = 90
c = 53.756	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-08-14 
Deposition Author(s): Niwa, H., Shimada, A., Chen, L., Liu, Z.-J., Wang, B.-C., Ebihara, A., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-08-14
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Source and taxonomy, Version format compliance
• Version 1.2: 2024-11-13
  Changes: Data collection, Database references, Derived calculations, Structure summary