7X2R

Crystal structure of the E. coli transcription termination factor Rho

• PDB DOI: https://doi.org/10.2210/pdb7X2R/pdb

• Classification: TRANSCRIPTION
• Organism(s): Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-02-26 Released: 2022-04-27 
• Deposition Author(s): Zheng, J., Wang, B.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 4.40 Å
• R-Value Free: 
  0.315 (Depositor), 0.310 (DCC) 
• R-Value Work: 
  0.272 (Depositor), 0.270 (DCC) 
• R-Value Observed: 
  0.277 (Depositor) 

Starting Model: experimental

Literature

E. coli transcription termination factor Rho

Wang, B., Zheng, J.

To be published.

Biological Assembly 1  

Global Symmetry: Helical - H  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 282.42 kDa 
• Atom Count: 19,308 
• Modelled Residue Count: 2,457 
• Deposited Residue Count: 2,514 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcription termination factor Rho	A, B, C, D, E, F	419	Escherichia coli 'BL21-Gold(DE3)pLysS AG	Mutation(s): 0  Gene Names: rho, NCTC10429_00403 EC: 3.6.4
UniProt
Find proteins for P0AG30 (Escherichia coli (strain K12)) Explore P0AG30  Go to UniProtKB:  P0AG30

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 4.40 Å
• R-Value Free:  0.315 (Depositor), 0.310 (DCC) 
• R-Value Work:  0.272 (Depositor), 0.270 (DCC) 
• R-Value Observed: 0.277 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 159.496	α = 90
b = 101.471	β = 102.685
c = 204.818	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-04-27 
Deposition Author(s): Zheng, J., Wang, B.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	21773014

Revision History  

• Version 1.0: 2022-04-27
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Refinement description