3CDL

Crystal structure of a TetR family transcriptional regulator from Pseudomonas syringae pv. tomato str. DC3000

• PDB DOI: https://doi.org/10.2210/pdb3CDL/pdb

• Classification: TRANSCRIPTION REGULATOR
• Organism(s): Pseudomonas syringae pv. tomato str. DC3000
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2008-02-27 Released: 2008-03-18 
• Deposition Author(s): Tan, K., Bigelow, L., Gu, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.36 Å
• R-Value Free: 0.275 
• R-Value Work: 0.207 
• R-Value Observed: 0.210 

Literature

The crystal structure of a TetR family transcriptional regulator from Pseudomonas syringae pv. tomato str. DC3000.

Tan, K., Bigelow, L., Gu, M., Joachimiak, A.

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: 46.87 kDa 
• Atom Count: 3,068 
• Modelled Residue Count: 375 
• Deposited Residue Count: 406 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional regulator AefR	A, B	203	Pseudomonas syringae pv. tomato str. DC3000	Mutation(s): 0  Gene Names: aefR, PSPTO3549
UniProt
Find proteins for Q87Z81 (Pseudomonas syringae pv. tomato (strain ATCC BAA-871 / DC3000)) Explore Q87Z81  Go to UniProtKB:  Q87Z81

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.36 Å
• R-Value Free: 0.275 
• R-Value Work: 0.207 
• R-Value Observed: 0.210 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 132.305	α = 90
b = 53.409	β = 113.25
c = 55.829	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
SHELXD	phasing
MLPHARE	phasing
DM	phasing
RESOLVE	phasing
HKL-3000	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-03-18 
Deposition Author(s): Tan, K., Bigelow, L., Gu, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2008-03-18
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.2: 2024-11-13
  Changes: Data collection, Database references, Derived calculations, Structure summary