2I6G

Crystal structure of a putative methyltransferase (tehb, stm1608) from salmonella typhimurium lt2 at 1.90 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2I6G/pdb

• Classification: TRANSFERASE
• Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-08-28 Released: 2006-09-12 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.233 
• R-Value Work: 0.190 
• R-Value Observed: 0.192 

Literature

Crystal structure of putative METHYLTRANSFERASE (16420133) from SALMONELLA TYPHIMURIUM LT2 at 1.90 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 46.49 kDa 
• Atom Count: 3,423 
• Modelled Residue Count: 377 
• Deposited Residue Count: 398 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative methyltransferase	A, B	199	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 8  Gene Names: 16420133
UniProt
Find proteins for Q8ZPC3 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore Q8ZPC3  Go to UniProtKB:  Q8ZPC3

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	D [auth A], E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], L [auth B], M [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
ACY	J [auth A], N [auth B], O [auth B], P [auth B]	ACETIC ACID C2 H4 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-N
CL	C [auth A], K [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MLY	A, B	L-PEPTIDE LINKING	C8 H18 N2 O2		LYS
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.233 
• R-Value Work: 0.190 
• R-Value Observed: 0.192 
• Space Group: P 2₁ 2₁ 2
• Diffraction Data: https://doi.org/10.18430/M32I6G

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 100.889	α = 90
b = 60.155	β = 90
c = 72.249	γ = 90

Software Package:

Software Name	Purpose
MolProbity	model building
REFMAC	refinement
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction
CCP4	data scaling
SOLVE	phasing
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-09-12 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2006-09-12
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2023-01-25
  Changes: Database references, Derived calculations