6DB1

2.0 Angstrom Resolution Crystal Structure of N-Terminal Ligand-Binding Domain of Putative Methyl-Accepting Chemotaxis Protein from Salmonella enterica

• PDB DOI: https://doi.org/10.2210/pdb6DB1/pdb

• Classification: TRANSFERASE
• Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2018-05-02 Released: 2018-05-16 
• Deposition Author(s): Minasov, G., Shuvalova, L., Dubrovska, I., Kiryukhina, O., Grimshaw, S., Kwon, K., Anderson, W.F., Satchell, K.J.F., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.264 
• R-Value Work: 0.222 
• R-Value Observed: 0.224 

Literature

2.0 Angstrom Resolution Crystal Structure of N-Terminal Ligand-Binding Domain of Putative Methyl-Accepting Chemotaxis Protein from Salmonella enterica.

Minasov, G., Shuvalova, L., Dubrovska, I., Kiryukhina, O., Grimshaw, S., Kwon, K., Anderson, W.F., Satchell, K.J.F., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

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: 35.7 kDa 
• Atom Count: 2,288 
• Modelled Residue Count: 272 
• Deposited Residue Count: 316 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative methyl-accepting chemotaxis protein	A, B	158	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0  Gene Names: STM3152
UniProt
Find proteins for Q8ZM14 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore Q8ZM14  Go to UniProtKB:  Q8ZM14

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CL	C [auth B]	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: 2.00 Å
• R-Value Free: 0.264 
• R-Value Work: 0.222 
• R-Value Observed: 0.224 
• Space Group: P 6₃
• Diffraction Data: https://doi.org/10.18430/m36db1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.226	α = 90
b = 89.226	β = 90
c = 65.89	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2018-05-16 
Deposition Author(s): Minasov, G., Shuvalova, L., Dubrovska, I., Kiryukhina, O., Grimshaw, S., Kwon, K., Anderson, W.F., Satchell, K.J.F., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2018-05-16
  Type: Initial release
  
• Version 1.1: 2024-11-06
  Changes: Data collection, Database references, Structure summary