3HCW

CRYSTAL STRUCTURE OF PROBABLE maltose operon transcriptional repressor malR FROM STAPHYLOCOCCUS AREUS

• PDB DOI: https://doi.org/10.2210/pdb3HCW/pdb

• Classification: RNA BINDING PROTEIN
• Organism(s): Staphylococcus aureus subsp. aureus Mu50
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2009-05-06 Released: 2009-05-19 
• Deposition Author(s): Patskovsky, Y., Toro, R., Morano, C., Freeman, J., Chang, S., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.272 
• R-Value Work: 0.208 
• R-Value Observed: 0.210 

Literature

Crystal Structure of Maltose Operon Transcriptional Repressor from Staphylococcus Aureus

Patskovsky, Y., Toro, R., Morano, C., Freeman, J., Chang, S., Sauder, J.M., Burley, S.K., Almo, S.C.

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: 67.91 kDa 
• Atom Count: 4,703 
• Modelled Residue Count: 565 
• Deposited Residue Count: 590 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Maltose operon transcriptional repressor	A, B	295	Staphylococcus aureus subsp. aureus Mu50	Mutation(s): 0  Gene Names: malR, SAV1508
UniProt
Find proteins for A0A0H3JSG1 (Staphylococcus aureus (strain Mu50 / ATCC 700699)) Explore A0A0H3JSG1  Go to UniProtKB:  A0A0H3JSG1

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.272 
• R-Value Work: 0.208 
• R-Value Observed: 0.210 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 46.77	α = 90
b = 113.34	β = 90
c = 117.49	γ = 90

Software Package:

Software Name	Purpose
SHELXD	phasing
REFMAC	refinement
DENZO	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-05-19 
Deposition Author(s): Patskovsky, Y., Toro, R., Morano, C., Freeman, J., Chang, S., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2009-05-19
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.2: 2018-11-21
  Changes: Data collection, Structure summary
• Version 1.3: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary
• Version 1.4: 2024-02-21
  Changes: Data collection, Database references