4JXU

Structure of aminotransferase ilvE2 from Sinorhizobium meliloti complexed with PLP

• PDB DOI: https://doi.org/10.2210/pdb4JXU/pdb

• Classification: TRANSFERASE
• Organism(s): Sinorhizobium meliloti 1021
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2013-03-28 Released: 2013-05-29 
• Deposition Author(s): Cooper, D.R., Cymborowski, M.T., Majorek, K.A., Niedzialkowska, E., Porebski, P.J., Stead, M., Hammonds, J., Seidel, R., Ahmed, M., Bonanno, J.B., Almo, S.C., Minor, W., New York Structural Genomics Research Consortium (NYSGRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.212 
• R-Value Work: 0.167 
• R-Value Observed: 0.169 

Literature

Structure of aminotransferase ilvE2 from Sinorhizobium meliloti complexed with PLP

Cooper, D.R., Cymborowski, M.T., A Majorek, K., Niedzialkowska, E., Porebski, P.J., Stead, M., Hammonds, J., Seidel, R., Ahmed, M., Bonanno, J.B., Almo, S.C., Minor, W.

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)

Macromolecule Content

• Total Structure Weight: 66.05 kDa 
• Atom Count: 4,525 
• Modelled Residue Count: 565 
• Deposited Residue Count: 590 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative aminotransferase	A, B	295	Sinorhizobium meliloti 1021	Mutation(s): 0  Gene Names: ilvE2, R00971, SMc00042 EC: 2.6.1.42
UniProt
Find proteins for Q92RC2 (Rhizobium meliloti (strain 1021)) Explore Q92RC2  Go to UniProtKB:  Q92RC2

Small Molecules

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
LLP	A, B	L-PEPTIDE LINKING	C14 H22 N3 O7 P		LYS
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.212 
• R-Value Work: 0.167 
• R-Value Observed: 0.169 
• Space Group: P 2₁ 2₁ 2
• Diffraction Data: https://doi.org/10.18430/M3Q30G

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 98.799	α = 90
b = 76.006	β = 90
c = 93.669	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
SHELXD	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-05-29 
Deposition Author(s): Cooper, D.R., Cymborowski, M.T., Majorek, K.A., Niedzialkowska, E., Porebski, P.J., Stead, M., Hammonds, J., Seidel, R., Ahmed, M., Bonanno, J.B., Almo, S.C., Minor, W., New York Structural Genomics Research Consortium (NYSGRC)

Revision History  

• Version 1.0: 2013-05-29
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description
• Version 1.2: 2018-01-24
  Changes: Structure summary
• Version 1.3: 2022-04-13
  Changes: Database references, Derived calculations, Structure summary