4BAB | pdb_00004bab

Redesign of a Phenylalanine Aminomutase into a beta-Phenylalanine Ammonia Lyase

• PDB DOI: https://doi.org/10.2210/pdb4BAB/pdb

• Classification: LYASE
• Organism(s): Taxus chinensis
• Expression System: Escherichia coli K-12
• Mutation(s): Yes 


• Deposited: 2012-09-12 Released: 2013-01-16 
• Deposition Author(s): Bartsch, S., Wybenga, G.G., Jansen, M., Heberling, M.M., Wu, B., Dijkstra, B.W., Janssen, D.B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.56 Å
• R-Value Free: 
  0.251 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.214 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.216 (Depositor) 

Starting Model: experimental

Literature

Redesign of a Phenylalanine Aminomutase Into a Phenylalanine Ammonia Lyase

Bartsch, S., Wybenga, G.G., Jansen, M., Heberling, M.M., Wu, B., Dijkstra, B.W., Janssen, D.B.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 310.21 kDa 
• Atom Count: 19,216 
• Modeled Residue Count: 2,465 
• Deposited Residue Count: 2,820 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PHENYLALANINE AMINOMUTASE	A, B, C, D	705	Taxus chinensis	Mutation(s): 1  EC: 4.3.1.24 (UniProt), 5.4.3.10 (UniProt)
UniProt
Find proteins for Q68G84 (Taxus chinensis) Explore Q68G84  Go to UniProtKB:  Q68G84

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MDO	A, B, C, D	L-PEPTIDE LINKING	C8 H11 N3 O3		ALA, SER, GLY

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.56 Å
• R-Value Free:  0.251 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.214 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.216 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 94.136	α = 90
b = 132.095	β = 95.52
c = 110.035	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-01-16 
Deposition Author(s): Bartsch, S., Wybenga, G.G., Jansen, M., Heberling, M.M., Wu, B., Dijkstra, B.W., Janssen, D.B.

Revision History  

• Version 1.0: 2013-01-16
  Type: Initial release
  
• Version 1.1: 2019-10-23
  Changes: Data collection, Database references, Derived calculations, Other
• Version 2.0: 2023-11-15
  Changes: Atomic model, Data collection, Database references, Derived calculations
• Version 2.1: 2023-12-20
  Changes: Refinement description
• Version 2.2: 2024-10-16
  Changes: Structure summary