3EXN

Crystal structure of acetyltransferase from Thermus thermophilus HB8

• PDB DOI: https://doi.org/10.2210/pdb3EXN/pdb

• Classification: TRANSFERASE
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-10-16 Released: 2009-01-06 
• Deposition Author(s): Nocek, B., Hatzos, C., Clancy, S., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.219 
• R-Value Work: 0.176 
• R-Value Observed: 0.178 

Literature

Crystal structure of acetyltransferase from Thermus thermophilus HB8

Nocek, B., Hatzos, C., Clancy, S., Joachimiak, A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 18.88 kDa 
• Atom Count: 1,382 
• Modelled Residue Count: 154 
• Deposited Residue Count: 160 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable acetyltransferase	A	160	Thermus thermophilus HB8	Mutation(s): 0  Gene Names: TTHA0176
UniProt
Find proteins for Q5SLW7 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SLW7  Go to UniProtKB:  Q5SLW7

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ACO	C [auth A]	ACETYL COENZYME *A C23 H38 N7 O17 P3 S ZSLZBFCDCINBPY-ZSJPKINUSA-N
CL	B [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.219 
• R-Value Work: 0.176 
• R-Value Observed: 0.178 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 32.197	α = 90
b = 52.408	β = 92.5
c = 47.514	γ = 90

Software Package:

Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
SHELX	model building
Coot	model building
MLPHARE	phasing
CCP4	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
SHELX	phasing
CCP4	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-01-06 
Deposition Author(s): Nocek, B., Hatzos, C., Clancy, S., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2009-01-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations
• Version 1.4: 2024-10-30
  Changes: Structure summary