7CG8

Structure of the sensor domain (short construct) of the anti-sigma factor RsgI4 in Pseudobacteroides cellulosolvens

• PDB DOI: https://doi.org/10.2210/pdb7CG8/pdb

• Classification: TRANSCRIPTION
• Organism(s): Pseudobacteroides cellulosolvens ATCC 35603 = DSM 2933
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2020-06-30 Released: 2021-06-30 
• Deposition Author(s): Dong, S., Feng, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.188 
• R-Value Work: 0.160 
• R-Value Observed: 0.161 

Starting Model: experimental

Literature

Structure of the sensor domain of the anti-sigma factor RsgI4 in Pseudobacteroides cellulosolvens

Dong, S., Chen, C., Feng, Y.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content

• Total Structure Weight: 48.4 kDa 
• Atom Count: 3,891 
• Modelled Residue Count: 415 
• Deposited Residue Count: 420 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Anti-sigma factor RsgI, N-terminal	A, B, C, D	105	Pseudobacteroides cellulosolvens ATCC 35603 = DSM 2933	Mutation(s): 0  Gene Names: Bccel_2225
UniProt
Find proteins for A0A0L6JMH4 (Pseudobacteroides cellulosolvens ATCC 35603 = DSM 2933) Explore A0A0L6JMH4  Go to UniProtKB:  A0A0L6JMH4

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PEU (Subject of Investigation/LOI)	F [auth B], I [auth C]	2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL C55 H112 O28 ISGUIIHZEJGUGQ-UHFFFAOYSA-N
ACT (Subject of Investigation/LOI)	E [auth A], G [auth B], H [auth C]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.188 
• R-Value Work: 0.160 
• R-Value Observed: 0.161 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.59	α = 90
b = 71.05	β = 90
c = 100.44	γ = 90

Software Package:

Software Name	Purpose
XDS	data scaling
PHASER	phasing
PHENIX	refinement

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2021-06-30 
Deposition Author(s): Dong, S., Feng, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31661143023

Revision History  

• Version 1.0: 2021-06-30
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Database references, Refinement description