3BWO

L-tryptophan aminotransferase

• PDB DOI: https://doi.org/10.2210/pdb3BWO/pdb

• Classification: TRANSFERASE
• Organism(s): Arabidopsis thaliana
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-01-10 Released: 2009-03-03 
• Deposition Author(s): Ferrer, J.-L., Noel, J.P., Pojer, F., Bowman, M., Chory, J., Tao, Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.253 
• R-Value Work: 0.238 
• R-Value Observed: 0.238 

Starting Model: experimental

Literature

Rapid synthesis of auxin via a new tryptophan-dependent pathway is required for the shade avoidance response of plants

Tao, Y., Ferrer, J.-L., Pojer, F., Hong, F., Ljung, K., Long, J.A., Li, L., Moreno, J.E., Bowman, M.E., Ivans, L.J., Lim, J., Ballare, C.L., Sandberg, G., Noel, J.P., Chory, J.

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)

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 270.55 kDa 
• Atom Count: 18,479 
• Modelled Residue Count: 2,171 
• Deposited Residue Count: 2,346 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
L-tryptophan aminotransferase	A, B, C, D, E, F	391	Arabidopsis thaliana	Mutation(s): 0  Gene Names: At1g70560/F5A18_26, F5A18.26 EC: 2.6.1.99 (UniProt), 2.6.1.27 (UniProt)
UniProt
Find proteins for Q9S7N2 (Arabidopsis thaliana) Explore Q9S7N2  Go to UniProtKB:  Q9S7N2

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
LLP	A, B, C, D, E, F	L-PEPTIDE LINKING	C14 H22 N3 O7 P		LYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.253 
• R-Value Work: 0.238 
• R-Value Observed: 0.238 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 93.33	α = 90
b = 98.66	β = 104.5
c = 139.36	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
Blu-Ice	data collection
XDS	data reduction
XSCALE	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-03-03 
Deposition Author(s): Ferrer, J.-L., Noel, J.P., Pojer, F., Bowman, M., Chory, J., Tao, Y.

Revision History  

• Version 1.0: 2009-03-03
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-08-30
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.3: 2023-11-15
  Changes: Data collection