5MRU | pdb_00005mru

TetR(class A) in complex with 5a,6-anhydrotetracycline and magnesium

• PDB DOI: https://doi.org/10.2210/pdb5MRU/pdb

• Classification: TRANSCRIPTION
• Organism(s): Pseudomonas sp.
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2016-12-26 Released: 2018-01-17 
• Deposition Author(s): Hinrichs, W., Palm, G.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.55 Å
• R-Value Free: 
  0.271 (Depositor), 0.270 (DCC) 
• R-Value Work: 
  0.228 (Depositor), 0.230 (DCC) 
• R-Value Observed: 
  0.232 (Depositor) 

Starting Model: experimental

Literature

TetR(class A) in complex with 5a,6-anhydrotetracycline and magnesium

Hinrichs, W., Palm, G.J.

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)

Macromolecule Content 

• Total Structure Weight: 23.77 kDa 
• Atom Count: 1,305 
• Modeled Residue Count: 173 
• Deposited Residue Count: 216 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Tetracycline Repressor, class A	A	216	Pseudomonas sp.	Mutation(s): 0
UniProt
Find proteins for P03038 (Escherichia coli) Explore P03038  Go to UniProtKB:  P03038

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TDC	B [auth A]	5A,6-ANHYDROTETRACYCLINE C22 H22 N2 O7 CXCVEERYMJZMMM-DOCRCCHOSA-N
MG	C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.55 Å
• R-Value Free:  0.271 (Depositor), 0.270 (DCC) 
• R-Value Work:  0.228 (Depositor), 0.230 (DCC) 
• R-Value Observed: 0.232 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 65.669	α = 90
b = 65.669	β = 90
c = 98.556	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2018-01-17 
Deposition Author(s): Hinrichs, W., Palm, G.J.

Revision History  

• Version 1.0: 2018-01-17
  Type: Initial release
  
• Version 1.1: 2018-04-25
  Changes: Data collection
• Version 1.2: 2024-01-17
  Changes: Data collection, Database references, Refinement description