2RAS

Crystal structure of a putative tetr/acrr family transcriptional regulator (saro_0558) from novosphingobium aromaticivorans dsm at 1.80 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2RAS/pdb

• Classification: TRANSCRIPTION
• Organism(s): Novosphingobium aromaticivorans DSM 12444
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-09-17 Released: 2007-10-16 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.206 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 

Literature

Crystal structure of predicted transcriptional regulator of TetR/AcrR family (YP_495839.1) from Novosphingobium aromaticivorans DSM 12444 at 1.80 A resolution

Joint Center for Structural Genomics (JCSG)

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: gel filtration

Macromolecule Content

• Total Structure Weight: 49.56 kDa 
• Atom Count: 3,638 
• Modelled Residue Count: 404 
• Deposited Residue Count: 424 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional regulator, TetR family	A, B	212	Novosphingobium aromaticivorans DSM 12444	Mutation(s): 0  Gene Names: YP_495839.1, Saro_0558
UniProt
Find proteins for Q2GAW8 (Novosphingobium aromaticivorans (strain ATCC 700278 / DSM 12444 / CCUG 56034 / CIP 105152 / NBRC 16084 / F199)) Explore Q2GAW8  Go to UniProtKB:  Q2GAW8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], J [auth A], K [auth B], L [auth B], M [auth B], N [auth B], O [auth B], P [auth B], Q [auth B], R [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
CL	C [auth A], D [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

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: 1.80 Å
• R-Value Free: 0.206 
• R-Value Work: 0.177 
• R-Value Observed: 0.178 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/M32RAS

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 64.5	α = 90
b = 76.42	β = 90
c = 104.1	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
XSCALE	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-10-16 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2007-10-16
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Author supporting evidence, Refinement description
• Version 1.3: 2019-07-24
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.4: 2023-01-25
  Changes: Database references, Derived calculations
• Version 1.5: 2024-10-30
  Changes: Data collection, Structure summary