2I9D | pdb_00002i9d

chloramphenicol acetyltransferase

• PDB DOI: https://doi.org/10.2210/pdb2I9D/pdb

• Classification: TRANSFERASE
• Organism(s): Bacteroides thetaiotaomicron VPI-5482
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-09-05 Released: 2006-10-17 
• Deposition Author(s): Duke, N.E.C., Li, H., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 
  0.230 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.188 (Depositor), 0.189 (DCC) 

Literature

chloramphenicol acetyltransferase

Duke, N.E.C., Li, H., Abdullah, J., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content 

• Total Structure Weight: 75.6 kDa 
• Atom Count: 5,133 
• Modeled Residue Count: 600 
• Deposited Residue Count: 651 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chloramphenicol acetyltransferase	A, B, C	217	Bacteroides thetaiotaomicron VPI-5482	Mutation(s): 4
UniProt
Find proteins for Q8A336 (Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 / VPI-5482 / E50)) Explore Q8A336  Go to UniProtKB:  Q8A336

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free:  0.230 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.188 (Depositor), 0.189 (DCC) 

Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 116.144	α = 90
b = 116.144	β = 90
c = 130.863	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MLPHARE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-10-17 
Deposition Author(s): Duke, N.E.C., Li, H., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-10-17
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2024-10-16
  Changes: Data collection, Database references, Derived calculations, Structure summary