2WUQ

Crystal structure of BlaB protein from Streptomyces cacaoi

• PDB DOI: https://doi.org/10.2210/pdb2WUQ/pdb

• Classification: TRANSCRIPTION
• Organism(s): Streptomyces cacaoi
• Expression System: Streptomyces lividans TK24
• Mutation(s): No 


• Deposited: 2009-10-07 Released: 2010-10-13 
• Deposition Author(s): Dandois, S., Herman, R., Sauvage, E., Charlier, P., Joris, B., Kerff, F.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.201 
• R-Value Work: 0.161 
• R-Value Observed: 0.163 

Starting Model: experimental

Literature

The Crystal Structure of Blab Protein from Streptomyces Cacaoi

Dandois, S., Moutzourelis, G., Herman, R., Sauvage, E., Charlier, P., Joris, B., Kerff, F.

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: 69.54 kDa 
• Atom Count: 4,773 
• Modelled Residue Count: 560 
• Deposited Residue Count: 636 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
BETA-LACTAMASE REGULATORY PROTEIN BLAB	A, B	318	Streptomyces cacaoi	Mutation(s): 0
UniProt
Find proteins for P33652 (Streptomyces cacaoi) Explore P33652  Go to UniProtKB:  P33652

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	C [auth A], D [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.201 
• R-Value Work: 0.161 
• R-Value Observed: 0.163 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.14	α = 90
b = 94.58	β = 99.54
c = 61.38	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-10-13 
Deposition Author(s): Dandois, S., Herman, R., Sauvage, E., Charlier, P., Joris, B., Kerff, F.

Revision History  

• Version 1.0: 2010-10-13
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description