6VMH

Crystal structure of transcriptional regulator from bacteriophage 186

• PDB DOI: https://doi.org/10.2210/pdb6VMH/pdb

• Classification: GENE REGULATION
• Organism(s): Eganvirus ev186
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2020-01-27 Released: 2021-06-16 
• Deposition Author(s): Truong, J.Q., Panjikar, S., Bruning, J.B., Shearwin, K.E.
• Funding Organization(s): Australian Research Council (ARC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.75 Å
• R-Value Free: 0.265 
• R-Value Work: 0.212 
• R-Value Observed: 0.221 

Starting Model: experimental

Literature

Crystal structure of a transcriptional regulator from bacteriophage 186

Truong, J.Q., Pukala, T., Panjikar, S., Bruning, J.B., Shearwin, K.S.

To be published.

Biological Assembly 1  

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

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

Biological Assembly Evidence: light scattering

Macromolecule Content

• Total Structure Weight: 34.97 kDa 
• Atom Count: 1,402 
• Modelled Residue Count: 167 
• Deposited Residue Count: 310 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Regulatory protein CII	A [auth B], B [auth C]	155	Eganvirus ev186	Mutation(s): 0  Gene Names: CII, CP76
UniProt
Find proteins for P21678 (Escherichia phage 186) Explore P21678  Go to UniProtKB:  P21678

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.75 Å
• R-Value Free: 0.265 
• R-Value Work: 0.212 
• R-Value Observed: 0.221 
• Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.86	α = 90
b = 59.86	β = 90
c = 112.97	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
iMOSFLM	data reduction
Aimless	data scaling
Auto-Rickshaw	phasing

Structure Validation

Currently 6VMH does not have a validation slider image.

Entry History & Funding Information

Deposition Data

• Released Date: 2021-06-16 
Deposition Author(s): Truong, J.Q., Panjikar, S., Bruning, J.B., Shearwin, K.E.

---

Funding Organization	Location	Grant Number
Australian Research Council (ARC)	Australia	DP150103009
Australian Research Council (ARC)	Australia	DP160101450

Revision History  

• Version 1.0: 2021-06-16
  Type: Initial release
  
• Version 1.1: 2023-10-11
  Changes: Data collection, Database references, Refinement description