3GYB

Crystal structure of a LacI-family transcriptional regulatory protein from Corynebacterium glutamicum

• PDB DOI: https://doi.org/10.2210/pdb3GYB/pdb

• Classification: transcription regulator
• Organism(s): Corynebacterium glutamicum
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-04-03 Released: 2009-04-14 
• Deposition Author(s): Palani, K., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.231 
• R-Value Work: 0.215 
• R-Value Observed: 0.215 

Literature

Crystal structure of a LacI-family transcriptional regulatory protein from Corynebacterium glutamicum

Palani, K., Burley, S.K., Swaminathan, S.

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: 61.24 kDa 
• Atom Count: 4,144 
• Modelled Residue Count: 507 
• Deposited Residue Count: 560 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional regulators (LACI-FAMILY TRANSCRIPTIONAL REGULATORY PROTEIN)	A, B	280	Corynebacterium glutamicum	Mutation(s): 0  Gene Names: cg0210, Cgl0170
UniProt
Find proteins for Q8NTY1 (Corynebacterium glutamicum (strain ATCC 13032 / DSM 20300 / BCRC 11384 / JCM 1318 / LMG 3730 / NCIMB 10025)) Explore Q8NTY1  Go to UniProtKB:  Q8NTY1

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	C [auth A], D [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

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: 1.60 Å
• R-Value Free: 0.231 
• R-Value Work: 0.215 
• R-Value Observed: 0.215 
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 38.073	α = 115.83
b = 61.882	β = 106.37
c = 65.604	γ = 90.5

Software Package:

Software Name	Purpose
CNS	refinement
CBASS	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELXD	phasing
SHARP	phasing
ARP/wARP	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-04-14 
Deposition Author(s): Palani, K., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2009-04-14
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary